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0F | 0C
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Tywydd 7 Diwrnod - Greenwich

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0%

Siawns o Law

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14oC

Pwynt Gwlith

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54%

Lleithder

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99

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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56%

Gorchudd Cwmwl

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04:05 AM

Codiad haul

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08:05 PM

Machlud

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100%

Siawns o Law

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16oC

Pwynt Gwlith

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52%

Lleithder

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110

Ozone

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1.39 mm

Gwlybaniaeth

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102700 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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88%

Gorchudd Cwmwl

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04:05 AM

Codiad haul

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08:05 PM

Machlud

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20%

Siawns o Law

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15oC

Pwynt Gwlith

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46%

Lleithder

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96

Ozone

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0.15 mm

Gwlybaniaeth

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103000 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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16%

Gorchudd Cwmwl

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04:05 AM

Codiad haul

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08:05 PM

Machlud

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0%

Siawns o Law

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14oC

Pwynt Gwlith

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38%

Lleithder

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106

Ozone

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0 mm

Gwlybaniaeth

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103000 hPa

Pwysedd

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Gogledd

Cyfeiriad y Gwynt

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4%

Gorchudd Cwmwl

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04:05 AM

Codiad haul

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08:05 PM

Machlud

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0%

Siawns o Law

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10oC

Pwynt Gwlith

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41%

Lleithder

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91

Ozone

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0 mm

Gwlybaniaeth

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103300 hPa

Pwysedd

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Gogledd Gogledd Ddwyrain

Cyfeiriad y Gwynt

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6%

Gorchudd Cwmwl

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04:05 AM

Codiad haul

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08:05 PM

Machlud

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0%

Siawns o Law

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4oC

Pwynt Gwlith

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35%

Lleithder

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99

Ozone

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0 mm

Gwlybaniaeth

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103300 hPa

Pwysedd

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Gogledd

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

Dydd Iau - 21
Dydd Gwener - 22
Dydd Sadwrn - 23
Dydd Sul - 24
Dydd Llun - 25
Dydd Mawrth - 26
Dydd Mercher - 27
broken clouds
broken clouds
light rain
light rain
clear sky
clear sky
scattered clouds
Tymheredd Uchaf
Tymheredd Isafswm
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0 mm
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0 mm
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1.39 mm
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0.15 mm
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0 mm
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0 mm
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0 mm
Gwlybaniaeth
Siawns o Law

21/05/2026

13o
cloudy
Cymylog, cymylog
11oC / 22oC | teimlo fel 13oC
0% glaw | 0 mm
Lleithder 83%
Gweledigaeth 6.21 miles
Cyflymder y Gwynt 4.09 mph
Mynegai UV 0.15
Codiad Haul / Machlud Haul 05:00 AM / 08:52 PM
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