London Weather in December
8.5°C high · 3.1°C low · 61 mm rain · 0.9h sun
Dec is a cool month in London — not peak season, but a good time to avoid crowds.
December at a glance
| Metric | Value |
|---|---|
| Average high | 8.5°C |
| Average low | 3.1°C |
| Rainfall | 61 mm |
| Sunshine | 0.9 hours/day |
| Daylight | 7.6 hours |
What to pack in December
Pack a warm coat and layers for London in December.
London weather by month
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Frequently asked questions
What is the weather in London in December?
Highs of 8.5°C and lows of 3.1°C, with about 61 mm of rain and 0.9 hours of sunshine per day.
Is December a good time to visit London?
Dec is a cool month in London — not peak season, but a good time to avoid crowds.
What to do in London · Best time to visit London
Climate data: Open-Meteo Historical (ERA5), 1991–2020. CC BY 4.0.