See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
14°
Overcast
Feels Like: 15°
Min: 13°
Max: 16°
The next few hours will be overcast, with today reaching 16°C and dropping to 13°C. The coming days will be drizzle
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
06:55
Sunrise
19:14
Sunset
Moon
Waxing Crescent
13:42
Moonrise
20:38
Moonset
Daily Forecast
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Thursday
Friday
Saturday
Sunday
Monday
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Friday
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Weather in St Helens today, September 16, 2026
St Helens starts September 16, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans. Expect a grey start, with morning cloud around 89% by 10:00. Outdoor plans early on should not rely on bright skies.
The day peaks near 16°C and cools toward 13°C. Moisture in the air spans 69%-84%, with the highest values around 23:00. Winds stay light, near 5.0 km/h by 13:00, so the day feels still more than breezy.
Through the afternoon cloud remains the main feature, with cover near 100% around 14:00. Bright spells should stay limited even as the day wears on. Horizontal visibility sits around 34.4 km, briefly nearer 27.8 km. Sunrise is at 06:55 and sunset at 19:14, giving 12 hours 19 minutes of sunlight today.
Taken together, St Helens looks wet enough on September 16, 2026 that flexible outdoor plans work best, with temperatures peaking near 16°C.
Frequently asked questions about weather in St Helens
How warm does it get in St Helens?
The warmest month in St Helens is July, with average high temperatures of 20°C. The average temperature during this period is around 17°C.
How cold does it get in St Helens?
The coldest month in St Helens is January, with average low temperatures of 3°C. The average temperature during this period is around 5°C.
What is the wettest time of year in St Helens?
The wettest month in St Helens is October, with an average of 107mm of precipitation.
What is the driest time of year in St Helens?
The driest month in St Helens is April, with an average of 60mm of precipitation.
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