The climate in Bolton during December can be summarized as cool and wet.
December is in the winter in Bolton and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cold 6°C (44°F), whilst at night 2°C (35°F) is normal.
Daytime temperature | 6.4°C 43.5°F |
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Nightly temperature | 1.6°C 34.9°F |
Average temperature | 4°C 39.2°F |
Daily sunshine | 1.4 hrs |
Avg rainfall | 127 mm 5 ins |
Rainy days | 20 days |
Sea temperature | 9.9°C 49.8°F |
Humidity | 91% |
Windspeed | 18kph 11 mph |
On average December is the 3rd wettest month of the year in Bolton with around 127mm 5 inches of rain making it a wet time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.
On the flip side this corresponds to an average of 1.4 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 Bolton in December 2025.
Best places to visit in December
Hottest month: | July | 18.6°C 65.5°F |
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Driest month: | April | 75mm 3ins |
Sunniest month: | May | 6.1hrs |
Coldest month: | February | 5.6°C 42.1°F |
Wettest month: | October | 131mm 5.2ins |