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0F | 0C
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Tywydd 30 Diwrnod - Buckinghamshire

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4%

Siawns o Law

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11oC

Pwynt Gwlith

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81%

Lleithder

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97

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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49%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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08:05 PM

Machlud

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3%

Siawns o Law

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13oC

Pwynt Gwlith

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81%

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

Cyfeiriad y Gwynt

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53%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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08:05 PM

Machlud

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3%

Siawns o Law

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13oC

Pwynt Gwlith

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82%

Lleithder

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93

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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70%

Gorchudd Cwmwl

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04:05 AM

Codiad haul

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09:05 PM

Machlud

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2%

Siawns o Law

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14oC

Pwynt Gwlith

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79%

Lleithder

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104

Ozone

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0 mm

Gwlybaniaeth

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102200 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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8%

Gorchudd Cwmwl

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04:05 AM

Codiad haul

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09:05 PM

Machlud

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2%

Siawns o Law

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7oC

Pwynt Gwlith

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66%

Lleithder

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90

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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28%

Gorchudd Cwmwl

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04:05 AM

Codiad haul

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09:05 PM

Machlud

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1%

Siawns o Law

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8oC

Pwynt Gwlith

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71%

Lleithder

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93

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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10%

Gorchudd Cwmwl

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04:05 AM

Codiad haul

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09:05 PM

Machlud

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13%

Siawns o Law

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7oC

Pwynt Gwlith

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68%

Lleithder

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99

Ozone

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0.79 mm

Gwlybaniaeth

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103200 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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58%

Gorchudd Cwmwl

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04:05 AM

Codiad haul

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09:05 PM

Machlud

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3%

Siawns o Law

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6oC

Pwynt Gwlith

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71%

Lleithder

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96

Ozone

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0 mm

Gwlybaniaeth

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103500 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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17%

Gorchudd Cwmwl

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04:05 AM

Codiad haul

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09:05 PM

Machlud

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11%

Siawns o Law

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6oC

Pwynt Gwlith

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71%

Lleithder

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101

Ozone

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0.1 mm

Gwlybaniaeth

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103400 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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39%

Gorchudd Cwmwl

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04:05 AM

Codiad haul

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09:05 PM

Machlud

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2%

Siawns o Law

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4oC

Pwynt Gwlith

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68%

Lleithder

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93

Ozone

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0 mm

Gwlybaniaeth

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103400 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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57%

Gorchudd Cwmwl

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04:05 AM

Codiad haul

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09:05 PM

Machlud

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4%

Siawns o Law

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3oC

Pwynt Gwlith

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66%

Lleithder

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91

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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46%

Gorchudd Cwmwl

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04:05 AM

Codiad haul

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09:05 PM

Machlud

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7%

Siawns o Law

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4oC

Pwynt Gwlith

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71%

Lleithder

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97

Ozone

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0.71 mm

Gwlybaniaeth

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102700 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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36%

Gorchudd Cwmwl

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04:06 AM

Codiad haul

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09:06 PM

Machlud

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15%

Siawns o Law

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8oC

Pwynt Gwlith

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77%

Lleithder

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90

Ozone

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2.21 mm

Gwlybaniaeth

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102000 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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56%

Gorchudd Cwmwl

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04:06 AM

Codiad haul

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09:06 PM

Machlud

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17%

Siawns o Law

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8oC

Pwynt Gwlith

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75%

Lleithder

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90

Ozone

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1.97 mm

Gwlybaniaeth

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102300 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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68%

Gorchudd Cwmwl

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04:06 AM

Codiad haul

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09:06 PM

Machlud

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29%

Siawns o Law

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12oC

Pwynt Gwlith

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85%

Lleithder

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108

Ozone

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3.87 mm

Gwlybaniaeth

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101400 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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85%

Gorchudd Cwmwl

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04:06 AM

Codiad haul

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09:06 PM

Machlud

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30%

Siawns o Law

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11oC

Pwynt Gwlith

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84%

Lleithder

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107

Ozone

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5.09 mm

Gwlybaniaeth

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101100 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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88%

Gorchudd Cwmwl

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04:06 AM

Codiad haul

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09:06 PM

Machlud

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15%

Siawns o Law

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10oC

Pwynt Gwlith

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87%

Lleithder

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102

Ozone

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2.09 mm

Gwlybaniaeth

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101800 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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76%

Gorchudd Cwmwl

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04:06 AM

Codiad haul

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09:06 PM

Machlud

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6%

Siawns o Law

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7oC

Pwynt Gwlith

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76%

Lleithder

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93

Ozone

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1.29 mm

Gwlybaniaeth

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102300 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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39%

Gorchudd Cwmwl

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04:06 AM

Codiad haul

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09:06 PM

Machlud

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11%

Siawns o Law

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6oC

Pwynt Gwlith

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70%

Lleithder

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99

Ozone

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0.11 mm

Gwlybaniaeth

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102700 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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27%

Gorchudd Cwmwl

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04:06 AM

Codiad haul

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09:06 PM

Machlud

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20%

Siawns o Law

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7oC

Pwynt Gwlith

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80%

Lleithder

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105

Ozone

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1.3 mm

Gwlybaniaeth

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102600 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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69%

Gorchudd Cwmwl

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04:06 AM

Codiad haul

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09:06 PM

Machlud

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6%

Siawns o Law

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10oC

Pwynt Gwlith

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80%

Lleithder

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104

Ozone

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1.66 mm

Gwlybaniaeth

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102300 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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78%

Gorchudd Cwmwl

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04:06 AM

Codiad haul

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09:06 PM

Machlud

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7%

Siawns o Law

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14oC

Pwynt Gwlith

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87%

Lleithder

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94

Ozone

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2.89 mm

Gwlybaniaeth

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101800 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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98%

Gorchudd Cwmwl

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04:06 AM

Codiad haul

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09:06 PM

Machlud

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31%

Siawns o Law

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15oC

Pwynt Gwlith

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88%

Lleithder

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99

Ozone

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3.71 mm

Gwlybaniaeth

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102000 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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78%

Gorchudd Cwmwl

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04:06 AM

Codiad haul

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09:06 PM

Machlud

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13%

Siawns o Law

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13oC

Pwynt Gwlith

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77%

Lleithder

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92

Ozone

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0.1 mm

Gwlybaniaeth

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102200 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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35%

Gorchudd Cwmwl

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04:06 AM

Codiad haul

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09:06 PM

Machlud

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3%

Siawns o Law

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13oC

Pwynt Gwlith

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75%

Lleithder

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94

Ozone

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0 mm

Gwlybaniaeth

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102200 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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17%

Gorchudd Cwmwl

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04:06 AM

Codiad haul

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09:06 PM

Machlud

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11%

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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0.98 mm

Gwlybaniaeth

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102000 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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5%

Gorchudd Cwmwl

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04:06 AM

Codiad haul

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09:06 PM

Machlud

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24%

Siawns o Law

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13oC

Pwynt Gwlith

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79%

Lleithder

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101

Ozone

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4.37 mm

Gwlybaniaeth

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101600 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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39%

Gorchudd Cwmwl

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04:06 AM

Codiad haul

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09:06 PM

Machlud

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37%

Siawns o Law

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14oC

Pwynt Gwlith

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84%

Lleithder

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91

Ozone

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4.89 mm

Gwlybaniaeth

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101400 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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26%

Gorchudd Cwmwl

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04:06 AM

Codiad haul

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09:06 PM

Machlud

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20%

Siawns o Law

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11oC

Pwynt Gwlith

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76%

Lleithder

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90

Ozone

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0.75 mm

Gwlybaniaeth

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101700 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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69%

Gorchudd Cwmwl

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04:06 AM

Codiad haul

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09:06 PM

Machlud

Dydd Mercher - 20
Dydd Iau - 21
Dydd Gwener - 22
Dydd Sadwrn - 23
Dydd Sul - 24
Dydd Llun - 25
Dydd Mawrth - 26
Dydd Mercher - 27
Dydd Iau - 28
Dydd Gwener - 29
light rain
scattered clouds
broken clouds
broken clouds
sky is clear
scattered clouds
sky is clear
light rain
few clouds
light rain
Tymheredd Uchaf
Tymheredd Isafswm
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1.38 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
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0 mm
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0 mm
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0.79 mm
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0 mm
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0.1 mm
Gwlybaniaeth
Siawns o Law

20/05/2026

13o
partly-cloudy-night
Ychydig o gymylau
12oC / 17oC | teimlo fel 13oC
0% glaw | 0 mm
Lleithder 79%
Gweledigaeth 6.21 miles
Cyflymder y Gwynt 10.47 mph
Mynegai UV 0
Codiad Haul / Machlud Haul 05:03 AM / 08:56 PM
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