Wareham Weather & Climate: Best Time to Visit

The climate in Wareham is known for significant temperature differences throughout the year, making the weather dynamic. Average maximum daytime temperatures range from a pleasant 21°C (70°F) in August, the warmest time of the year, to a chilly 10°C (50°F) during cooler months like February.

At night, you can expect temperatures ranging from 15°C (59°F) in August to around 4°C (39°F) during February.

Check out our detailed temperature page for more information.

Temperature ranges by month

Generally, Wareham receives mid-range precipitation levels, with 847 mm (33 in) annually. While rainfall varies throughout the year, each season offers its own charm. November brings wetter days averaging 96 mm (3.8 in) of precipitation, spread over 16 rainy days.

In contrast, the driest month July experiences a drier climate, with about 53 mm (2.1 in) of rainfall spread across 10 rainy days. For more details, please visit our Wareham 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 Wareham. While July receives considerable daily sunshine with up to 7.5 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