The climate in Windsor during August can be summarized as warm and a little damp.
August is in the summer in Windsor and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around 24°C (75°F), whilst at night 13°C (55°F) is normal.
Daytime temperature | 24.1°C 75.3°F |
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Nightly temperature | 12.6°C 54.6°F |
Average temperature | 18.3°C 64.9°F |
Daily sunshine | 7.7 hrs |
Avg rainfall | 93 mm 3.7 ins |
Rainy days | 9 days |
Sea temperature | 15.8°C 60.5°F |
Humidity | 79% |
Windspeed | 13kph 8 mph |
On average August is the 4th driest month of the year in Windsor with around 93mm 3.7 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 7.7 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Windsor in August 2025.
Best places to visit in August
Hottest month: | July | 24.5°C 76.1°F |
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Driest month: | June | 83mm 3.3ins |
Sunniest month: | August | 7.7hrs |
Coldest month: | January | -1.2°C 29.8°F |
Wettest month: | December | 150mm 5.9ins |