Chepstow Weather & Climate: Best Time to Visit

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 (72°F) in July, the warmest time of the year, to a chilly 9°C (48°F) during cooler months like February.

At night, you can expect temperatures ranging from 13°C (55°F) in July to around 3°C (37°F) during February.

Check out our detailed temperature page for more information.

Temperature ranges by month

Generally, Chepstow receives mid-range precipitation levels, with 848 mm (33 in) annually. Year-round, Chepstow has a balanced climate with minimal variation in precipitation. The difference between the wettest month, October, with 82 mm (3.2 in), and the driest month, March, with 60 mm (2.4 in), is minimal. For more details, please visit our Chepstow Precipitation page.

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

The average number of days each month with precipitation

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

Daily hours of sunshine