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0F | 0C
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Tywydd 15 Diwrnod - Three Rivers

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2%

Siawns o Law

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13oC

Pwynt Gwlith

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81%

Lleithder

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103

Ozone

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0 mm

Gwlybaniaeth

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102600 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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37%

Gorchudd Cwmwl

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05:05 AM

Codiad haul

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08:05 PM

Machlud

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4%

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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0 mm

Gwlybaniaeth

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102700 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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32%

Gorchudd Cwmwl

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04:05 AM

Codiad haul

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08:05 PM

Machlud

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5%

Siawns o Law

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14oC

Pwynt Gwlith

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79%

Lleithder

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109

Ozone

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0 mm

Gwlybaniaeth

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102800 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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08:05 PM

Machlud

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1%

Siawns o Law

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16oC

Pwynt Gwlith

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80%

Lleithder

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94

Ozone

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0 mm

Gwlybaniaeth

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102600 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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19%

Gorchudd Cwmwl

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04:05 AM

Codiad haul

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09:05 PM

Machlud

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5%

Siawns o Law

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16oC

Pwynt Gwlith

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80%

Lleithder

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94

Ozone

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0 mm

Gwlybaniaeth

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102300 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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33%

Gorchudd Cwmwl

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04:05 AM

Codiad haul

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09:05 PM

Machlud

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16%

Siawns o Law

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13oC

Pwynt Gwlith

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87%

Lleithder

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95

Ozone

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0.46 mm

Gwlybaniaeth

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102900 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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62%

Gorchudd Cwmwl

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04:05 AM

Codiad haul

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09:05 PM

Machlud

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0%

Siawns o Law

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8oC

Pwynt Gwlith

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72%

Lleithder

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101

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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23%

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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8oC

Pwynt Gwlith

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72%

Lleithder

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107

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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32%

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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70%

Lleithder

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90

Ozone

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0.22 mm

Gwlybaniaeth

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102100 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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45%

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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4oC

Pwynt Gwlith

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63%

Lleithder

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110

Ozone

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0 mm

Gwlybaniaeth

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102200 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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26%

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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4oC

Pwynt Gwlith

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64%

Lleithder

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106

Ozone

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0 mm

Gwlybaniaeth

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102300 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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13%

Gorchudd Cwmwl

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04:06 AM

Codiad haul

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09:06 PM

Machlud

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49%

Siawns o Law

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7oC

Pwynt Gwlith

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74%

Lleithder

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109

Ozone

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6.33 mm

Gwlybaniaeth

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101600 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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79%

Gorchudd Cwmwl

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04:06 AM

Codiad haul

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09:06 PM

Machlud

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80%

Siawns o Law

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11oC

Pwynt Gwlith

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95%

Lleithder

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107

Ozone

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9.7 mm

Gwlybaniaeth

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101500 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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84%

Gorchudd Cwmwl

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04:06 AM

Codiad haul

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09:06 PM

Machlud

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5%

Siawns o Law

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7oC

Pwynt Gwlith

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72%

Lleithder

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97

Ozone

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0 mm

Gwlybaniaeth

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101200 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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25%

Gorchudd Cwmwl

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04:06 AM

Codiad haul

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09:06 PM

Machlud

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
Dydd Sadwrn - 30
scattered clouds
scattered clouds
scattered clouds
sky is clear
few clouds
scattered clouds
light rain
few clouds
scattered clouds
light rain
Tymheredd Uchaf
Tymheredd Isafswm
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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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0.46 mm
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0 mm
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0 mm
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0.22 mm
Gwlybaniaeth
Siawns o Law

21/05/2026

11o
cloudy
Cymylog, cymylog
11oC / 22oC | teimlo fel 10oC
0% glaw | 0 mm
Lleithder 90%
Gweledigaeth 6.21 miles
Cyflymder y Gwynt 7.38 mph
Mynegai UV 0
Codiad Haul / Machlud Haul 05:01 AM / 08:55 PM
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