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Chepstow Weather and Climate: A Comprehensive Guide

Chepstow experiences great temperature shifts. The city's weather can transition from warm days to cold weather. It receives mid-range precipitation levels. Now, let’s explore all the climate details to give you a full picture.

Average maximum day and minimum night temperature

The climate in Chepstow is known for significant temperature differences throughout the year, making the weather dynamic. Average maximum daytime temperatures range from a comfortable 22°C in July, the warmest time of the year, to a chilly 9°C during cooler months like February.

At night, temperatures typically drop to an average of around 3°C during these months.

Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Generally, Chepstow receives mid-range precipitation levels, with 848 mm annually. Year-round, Chepstow has a balanced climate with minimal variation in precipitation. The difference between the wettest month, October, with 82 mm, and the driest month, March, with 60 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 Chepstow. 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.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Bristol, the United Kingdom (22 KM, 13 Miles).

Daily hours of sunshine

Data from: Bristol, the United Kingdom (22 KM, 13 Miles).

Forecast for Chepstow

Wednesday
19 Feb
Light rain
Light rain
10°C
0.9 mm
Thursday
20 Feb
Light rain
Light rain
12°C
2.4 mm
Friday
21 Feb
Rain
Rain
13°C
6.1 mm

Select a Month of Interest

Check the conditions for any month of the year.

The best time of year to visit Chepstow 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 Chepstow?
    July has an average maximum temperature of 22°C and is the warmest month of the year.
  • Which is the coldest month in Chepstow?
    The coldest month is February with an average maximum temperature of 9°C.
  • Which is the wettest month in Chepstow?
    October tops the wettest month list with 82 mm of rainfall.
  • Which is the driest month in Chepstow?
    March is the driest month with 60 mm of precipitation.
  • Which is the sunniest month in Chepstow?
    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.