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Hemel Hempstead Climate by Month

The temperature in Hemel Hempstead can vary greatly throughout the year. The temperatures shift from warm to cold. It receives mid-range precipitation levels. Now, let’s break down all the climate details for a clearer picture.

Average day and night temperature

Depending on the time of the year, temperatures range from comfortable to chilly in Hemel Hempstead. Average daytime temperatures range from a comfortable 23°C in July, the warmest time of the year, to a chilly 8°C during cooler months like January. At night, temperatures typically average around 2°C during these months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Generally, Hemel Hempstead has a moderate amount of precipitation, averaging 731 mm of rain/snowfall annually. Year-round, Hemel Hempstead has a balanced climate with minimal variation in precipitation. The difference between the wettest month, August, with 68 mm, and the driest month, March, with 50 mm, is minimal.

The mean monthly precipitation over the year, including rain, hail and snow

Sunshine over the year

Seasonal changes in sunshine hours are quite dramatic in Hemel Hempstead. While July receives considerable daily sunshine with up to 7.3 hours, December marks the darkest time of the year, where sunshine is scarce with only 1.8 hours of sunlight per day.

Monthly hours of sunshine

Data from: London, the United Kingdom (29 KM, 18 Miles).

Daily hours of sunshine

Data from: London, the United Kingdom (29 KM, 18 Miles).

The best time of year to visit Hemel Hempstead in the United Kingdom

During the months of June, July and August you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.

Other facts from our historical weather data:
  • Which is the warmest month in Hemel Hempstead?
    July has an average maximum temperature of 23°C and is the warmest month of the year.
  • Which is the coldest month in Hemel Hempstead?
    The coldest month is January with an average maximum temperature of 8°C.
  • Which is the wettest month in Hemel Hempstead?
    August tops the wettest month list with 68 mm of rainfall.
  • Which is the driest month in Hemel Hempstead?
    March is the driest month with 50 mm of precipitation.
  • Which is the sunniest month in Hemel Hempstead?
    July is the sunniest month with an average of 219 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

    Forecast for Hemel Hempstead

    Thu   Dec 12
    7°C | 4°C
    NE 14 km/h
    1.5 mm
    overcast and  chance of slight rain

    overcast and chance of slight rain

    Fri   Dec 13
    7°C | 3°C
    SE 11 km/h
    broken clouds and no rain

    broken clouds and no rain

    Sat   Dec 14
    6°C | 3°C
    NW 22 km/h
    broken clouds and no rain

    broken clouds and no rain