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17°
Mostly Cloudy
Feels Like: 15°
Min: 11°
Max: 18°
The next few hours will be partly cloudy, with today reaching 18°C and dropping to 11°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
06:46
Sunrise
19:05
Sunset
Moon
Waxing Crescent
13:21
Moonrise
20:40
Moonset
Daily Forecast
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Thursday
Friday
Saturday
Sunday
Monday
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Weather in Hemel Hempstead today, September 16, 2026
Expect a muted, overcast feel in Hemel Hempstead on September 16, 2026 as cloud persists. Brighter breaks, if they arrive, should stay brief.
The day peaks near 18°C and cools toward 11°C. Moisture in the air spans 50%-77%, with the highest values around 23:00. Winds stay light, near 4.6 km/h by 13:00, so the day feels still more than breezy.
Expect persistent cloud later on, with amounts around 100% by 17:00. Sunshine remains the exception, not the rule. Visibility stays generally good near 39.5 km on average, though it can drop toward 34.5 km in thicker cloud or showers. Daylight runs from 06:46 to 19:05, lasting 12 hours 18 minutes of sunlight today.
The practical takeaway for Hemel Hempstead on September 16, 2026 is a cloudy day that stays usable, just not particularly bright, around 18°C.
Frequently asked questions about weather in Hemel Hempstead
How warm does it get in Hemel Hempstead?
The warmest month in Hemel Hempstead is July, with average high temperatures of 22°C. The average temperature during this period is around 18°C.
How cold does it get in Hemel Hempstead?
The coldest month in Hemel Hempstead is January, with average low temperatures of 2°C. The average temperature during this period is around 5°C.
What is the wettest time of year in Hemel Hempstead?
The wettest month in Hemel Hempstead is October, with an average of 77mm of precipitation.
What is the driest time of year in Hemel Hempstead?
The driest month in Hemel Hempstead is April, with an average of 43mm of precipitation.
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