Greater London weather in January 2025

Q: How cold is it in Greater London in January?

Daytime temperatures usually reach 7°C in London, Greater London in January, falling to 2°C at night.

Q: How sunny is it in Greater London in January?

There are normally 2 hours of bright sunshine each day in London, Greater London in January - that's 19% of daylight hours.

Q: Does it rain in Greater London in January?

There are usually 16 days with some rain in London, Greater London in January and the average monthly rainfall is 55mm.

Expect 45°F daytime maximum temperatures in the shade with on average 2 hours of sunshine per day in Greater London in January. Check more long-term weather averages for Greater London in January before you book your next holiday to Greater London in 2025/2026.

45
45°F max day temperature
2
2 hours of sunshine per day
16
16 days with some rainfall
36
36°F min night temperature
8
8 hours of daylight per day
0
No heat & humidity
2.2
2.2 inches of monthly rainfall
1
1 (Low) UV index

More about Greater London

Greater London by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Greater London

English Heritage discount code: 20% off memberships

Exclusive

Save 20% on new English Heritage memberships
Get FREE unlimited access to over 400 historic attractions
Exclusive discount applies to annual & gift memberships

Show discount code

******M20

Redeem English Heritage discount code >>

Expires at 23:59 on Tuesday 31st Dec 2024 · View all English Heritage offers

Places to visit

Destination

The January weather guide for Greater London (London) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C) | Imperial (°F)

More about the UK

How cold is it in Greater London in January?

Daytime temperatures usually reach 45°F in London, Greater London in January, falling to 36°F at night.

How sunny is it in Greater London in January?

There are normally 2 hours of bright sunshine each day in London, Greater London in January - that's 19% of daylight hours.

Does it rain in Greater London in January?

There are usually 16 days with some rain in London, Greater London in January and the average monthly rainfall is 2.2 inches.

Greater London January sunrise & sunset times

Browse the sunrise and sunset times for Greater London in January 2025. Select a month to view Greater London sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec