Weather Forecast and Radar for Portsmouth, Portsmouth

Weather in Portsmouth, Portsmouth

Portsmouth, located on the south coast of England, experiences a temperate maritime climate all year round. Summers in Portsmouth are usually warm and humid, with average temperatures ranging from 13-22 degrees Celsius. The months of June to August are the warmest, and the hottest day on record was 34.4 degrees Celsius in August 2003.

Winters in Portsmouth are mild and wet, with average temperatures ranging from 4-10 degrees Celsius. The coldest day on record was -7.8 degrees Celsius in December 1981. The months of December to February can be very wet, with a total average rainfall of 86.4 millimeters.

Spring and autumn in Portsmouth are generally mild and pleasant, with temperatures ranging from 10-17 degrees Celsius. The months of March to May and September to November are usually quite dry, with a total average rainfall of just 40.2 millimeters.

Fast Facts About Portsmouth, Portsmouth

As of 2020, the city population is 855679.

Major Cities Nearby Portsmouth, Portsmouth

This map shows the current & 7-day weather forecast, weather alerts, and weather radar for Portsmouth, Portsmouth.