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0F | 0C
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Tywydd 30 Diwrnod - Plymouth

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70%

Siawns o Law

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11oC

Pwynt Gwlith

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89%

Lleithder

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103

Ozone

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10.51 mm

Gwlybaniaeth

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100900 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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75%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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5%

Siawns o Law

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11oC

Pwynt Gwlith

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80%

Lleithder

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101

Ozone

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0.64 mm

Gwlybaniaeth

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102300 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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27%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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2%

Siawns o Law

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11oC

Pwynt Gwlith

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79%

Lleithder

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100

Ozone

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0 mm

Gwlybaniaeth

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102700 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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53%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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14%

Siawns o Law

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13oC

Pwynt Gwlith

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83%

Lleithder

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107

Ozone

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1.59 mm

Gwlybaniaeth

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102100 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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64%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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28%

Siawns o Law

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12oC

Pwynt Gwlith

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83%

Lleithder

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103

Ozone

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4.23 mm

Gwlybaniaeth

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102500 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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26%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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0%

Siawns o Law

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10oC

Pwynt Gwlith

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76%

Lleithder

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102

Ozone

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0 mm

Gwlybaniaeth

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102900 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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10%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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3%

Siawns o Law

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11oC

Pwynt Gwlith

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77%

Lleithder

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98

Ozone

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0 mm

Gwlybaniaeth

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103200 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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18%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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5%

Siawns o Law

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12oC

Pwynt Gwlith

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80%

Lleithder

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100

Ozone

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0 mm

Gwlybaniaeth

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103000 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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48%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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1%

Siawns o Law

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11oC

Pwynt Gwlith

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76%

Lleithder

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98

Ozone

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0 mm

Gwlybaniaeth

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102800 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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6%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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13%

Siawns o Law

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13oC

Pwynt Gwlith

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86%

Lleithder

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97

Ozone

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0.32 mm

Gwlybaniaeth

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102700 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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98%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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9%

Siawns o Law

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13oC

Pwynt Gwlith

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82%

Lleithder

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104

Ozone

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0.32 mm

Gwlybaniaeth

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102700 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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89%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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5%

Siawns o Law

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12oC

Pwynt Gwlith

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76%

Lleithder

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99

Ozone

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0 mm

Gwlybaniaeth

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102700 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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11%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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2%

Siawns o Law

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12oC

Pwynt Gwlith

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72%

Lleithder

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98

Ozone

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0 mm

Gwlybaniaeth

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102500 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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5%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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09:05 PM

Machlud

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5%

Siawns o Law

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13oC

Pwynt Gwlith

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79%

Lleithder

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102

Ozone

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0 mm

Gwlybaniaeth

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102400 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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11%

Gorchudd Cwmwl

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05:06 AM

Codiad haul

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09:06 PM

Machlud

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4%

Siawns o Law

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8oC

Pwynt Gwlith

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69%

Lleithder

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98

Ozone

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0 mm

Gwlybaniaeth

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102800 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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17%

Gorchudd Cwmwl

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05:06 AM

Codiad haul

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09:06 PM

Machlud

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2%

Siawns o Law

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6oC

Pwynt Gwlith

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63%

Lleithder

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108

Ozone

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0 mm

Gwlybaniaeth

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103100 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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10%

Gorchudd Cwmwl

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05:06 AM

Codiad haul

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09:06 PM

Machlud

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0%

Siawns o Law

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7oC

Pwynt Gwlith

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66%

Lleithder

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93

Ozone

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0 mm

Gwlybaniaeth

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102900 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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7%

Gorchudd Cwmwl

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05:06 AM

Codiad haul

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09:06 PM

Machlud

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2%

Siawns o Law

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8oC

Pwynt Gwlith

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68%

Lleithder

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98

Ozone

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0 mm

Gwlybaniaeth

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102800 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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4%

Gorchudd Cwmwl

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05:06 AM

Codiad haul

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09:06 PM

Machlud

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5%

Siawns o Law

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11oC

Pwynt Gwlith

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72%

Lleithder

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99

Ozone

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0 mm

Gwlybaniaeth

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102400 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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4%

Gorchudd Cwmwl

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05:06 AM

Codiad haul

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09:06 PM

Machlud

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26%

Siawns o Law

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13oC

Pwynt Gwlith

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82%

Lleithder

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102

Ozone

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3.27 mm

Gwlybaniaeth

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101700 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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21%

Gorchudd Cwmwl

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05:06 AM

Codiad haul

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09:06 PM

Machlud

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15%

Siawns o Law

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12oC

Pwynt Gwlith

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82%

Lleithder

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95

Ozone

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1.86 mm

Gwlybaniaeth

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101100 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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44%

Gorchudd Cwmwl

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05:06 AM

Codiad haul

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09:06 PM

Machlud

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10%

Siawns o Law

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13oC

Pwynt Gwlith

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82%

Lleithder

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108

Ozone

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1.65 mm

Gwlybaniaeth

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101100 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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21%

Gorchudd Cwmwl

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05:06 AM

Codiad haul

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09:06 PM

Machlud

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17%

Siawns o Law

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13oC

Pwynt Gwlith

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80%

Lleithder

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109

Ozone

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0.14 mm

Gwlybaniaeth

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101500 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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93%

Gorchudd Cwmwl

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05:06 AM

Codiad haul

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09:06 PM

Machlud

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1%

Siawns o Law

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12oC

Pwynt Gwlith

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73%

Lleithder

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102

Ozone

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0 mm

Gwlybaniaeth

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101900 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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8%

Gorchudd Cwmwl

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05:06 AM

Codiad haul

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09:06 PM

Machlud

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4%

Siawns o Law

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12oC

Pwynt Gwlith

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74%

Lleithder

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103

Ozone

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0 mm

Gwlybaniaeth

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101800 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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8%

Gorchudd Cwmwl

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05:06 AM

Codiad haul

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09:06 PM

Machlud

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8%

Siawns o Law

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13oC

Pwynt Gwlith

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80%

Lleithder

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106

Ozone

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0.21 mm

Gwlybaniaeth

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102000 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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33%

Gorchudd Cwmwl

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05:06 AM

Codiad haul

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09:06 PM

Machlud

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0%

Siawns o Law

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8oC

Pwynt Gwlith

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67%

Lleithder

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102

Ozone

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0 mm

Gwlybaniaeth

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102400 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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10%

Gorchudd Cwmwl

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05:06 AM

Codiad haul

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09:06 PM

Machlud

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1%

Siawns o Law

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9oC

Pwynt Gwlith

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70%

Lleithder

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95

Ozone

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0 mm

Gwlybaniaeth

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101700 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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17%

Gorchudd Cwmwl

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05:06 AM

Codiad haul

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09:06 PM

Machlud

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14%

Siawns o Law

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12oC

Pwynt Gwlith

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77%

Lleithder

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93

Ozone

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0.71 mm

Gwlybaniaeth

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101300 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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54%

Gorchudd Cwmwl

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05:06 AM

Codiad haul

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09:06 PM

Machlud

Dydd Llun - 18
Dydd Mawrth - 19
Dydd Mercher - 20
Dydd Iau - 21
Dydd Gwener - 22
Dydd Sadwrn - 23
Dydd Sul - 24
Dydd Llun - 25
Dydd Mawrth - 26
Dydd Mercher - 27
light rain
light rain
light rain
broken clouds
light rain
light rain
sky is clear
few clouds
scattered clouds
sky is clear
Tymheredd Uchaf
Tymheredd Isafswm
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7.47 mm
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10.51 mm
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0.64 mm
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0 mm
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1.59 mm
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4.23 mm
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0 mm
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0 mm
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0 mm
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0 mm
Gwlybaniaeth
Siawns o Law

18/05/2026

11o
rain
Glaw ysgafn
8oC / 12oC | teimlo fel 11oC
20% glaw | 0.1 mm
Lleithder 85%
Gweledigaeth 6.21 miles
Cyflymder y Gwynt 16.28 mph
Mynegai UV 1.03
Codiad Haul / Machlud Haul 05:25 AM / 09:00 PM
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