London Weather in December

London in December sees low daytime temperatures of 3°C (37°F) and nighttime lows of -5°C (23°F). Rainfall is fairly high this month at around 78 mm (3.1 in), so pack a rain jacket to stay dry.

Rainfall in London in December

Typically, you can expect about 17 days of snow/rain this month, with 78 mm (3.1 in) on average. Expect plenty of grey, overcast days rather than intense storms. The rain rarely amounts to much on any given day.

Temperature in London in December

Temperatures in London in December top out at 3°C (37°F) and drop to -5°C (23°F) overnight. December is in the winter season. Cold conditions tend to persist from morning through evening, so be prepared for winter weather. With lows of -5°C (23°F), nights are freezing. Packing a spare blanket is worth considering if you're staying somewhere that might not be fully heated. Prepare for a very cold month by layering your clothing. It's always better to be prepared for the cold than to face it unprotected.

December in London has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.