St Athan
Vale of Glamorgan, Wales, United Kingdom
Current Weather
16°61°
Light Rain and Breezy
Feels Like: 15°59°
Min: 11°52°
Max: 17°63°
The next few hours will be overcast, with today reaching 17°C and dropping to 14°C. The coming days will be drizzle
Hourly Forecast
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Air Quality
Air quality is satisfactory, and air pollution poses little or no risk.
Pollen Levels
Daylight Hours
07:07
Sunrise
16:47
Sunset
Moon
16:34
Moonrise
07:30
Moonset
Daily Forecast
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View stargazing scoreWeather in St Athan today, October 26, 2026
St Athan starts October 26, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans. Wetter spells lean into the morning, when rain odds reach about 100% near 10:00. Skies look heaviest around 10:00, with cover close to 100%.St Athan starts October 26, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans. Wetter spells lean into the morning, when rain odds reach about 100% near 10:00. Skies look heaviest around 10:00, with cover close to 100%.
The day peaks near 17°C and cools toward 11°C. Expect humidity between 77% and 88%, most humid near 10:00. Breezes become lively, peaking around 12:00 near 32 km/h.The day peaks near 63°F and cools toward 52°F. Expect humidity between 77% and 88%, most humid near 10:00. Breezes become lively, peaking around 12:00 near 20 mph.
Afternoon conditions improve on the morning wet spell, as rain chances fall toward 0% from about 100% earlier. Cloud still reaches roughly 89% near 12:00. Expect visibility near 31.3 km, with poorer spells close to 4.5 km. Daylight runs from 07:07 to 16:47, lasting 9 hours 40 minutes of sunlight today.Afternoon conditions improve on the morning wet spell, as rain chances fall toward 0% from about 100% earlier. Cloud still reaches roughly 89% near 12:00. Expect visibility near 19.5 mi, with poorer spells close to 2.8 mi. Daylight runs from 07:07 to 16:47, lasting 9 hours 40 minutes of sunlight today.
The practical takeaway for St Athan on October 26, 2026 is simple: plan for rain, keep layers handy, and work around a high of about 17°C.The practical takeaway for St Athan on October 26, 2026 is simple: plan for rain, keep layers handy, and work around a high of about 63°F.
Frequently asked questions about weather in St Athan
How warm does it get in St Athan?
The warmest month in St Athan is July, with average high temperatures of 20°C. The average temperature during this period is around 17°C.The warmest month in St Athan is July, with average high temperatures of 67°F. The average temperature during this period is around 62°F.
How cold does it get in St Athan?
The coldest month in St Athan is January, with average low temperatures of 4°C. The average temperature during this period is around 6°C.The coldest month in St Athan is January, with average low temperatures of 39°F. The average temperature during this period is around 42°F.
What is the wettest time of year in St Athan?
The wettest month in St Athan is December, with an average of 138 mm of precipitation.The wettest month in St Athan is December, with an average of 5.4 in of precipitation.
What is the driest time of year in St Athan?
The driest month in St Athan is April, with an average of 65 mm of precipitation.The driest month in St Athan is April, with an average of 2.6 in of precipitation.