Lyme Regis Weather in December
What's the weather like in Lyme Regis (England) in December 2025?
The climate in Lyme Regis during December can be summarized as cool and a little damp.
December is in the winter in Lyme Regis and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cool 9°C (47°F), whilst at night 3°C (38°F) is normal.
| Daytime temperature | 8.6°C 47.4°F |
|---|---|
| Nightly temperature | 3.1°C 37.5°F |
| Average temperature | 5.8°C 42.4°F |
| Daily sunshine | 2 hrs |
| Avg rainfall | 95 mm 3.7 ins |
| Rainy days | 18 days |
| Sea temperature | 11.7°C 53°F |
| Humidity | 91% |
| Windspeed | 18kph 11 mph |
On average December is the 2nd wettest month of the year in Lyme Regis with around 95mm 3.7 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 18 days, although this may vary considerably.
On the flip side this corresponds to an average of 2 hours of sunshine per day.
December temperatures in Lyme Regis
December rainfall
December hourly sunshine
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 Lyme Regis in December 2025.
Other monthly averages
Best places to visit in December
Lyme Regis weather stats
| Hottest month: | July | 19.7°C 67.5°F |
|---|---|---|
| Driest month: | July | 53mm 2.1ins |
| Sunniest month: | August | 6.7hrs |
| Coldest month: | February | 7.1°C 44.8°F |
| Wettest month: | January | 97mm 3.8ins |
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