West Sussex weather in January 2025

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

45
45°F max day temperature
2
2 hours of sunshine per day
17
17 days with some rainfall
36
36°F min night temperature
9
9 hours of daylight per day
0
No heat & humidity
3.1
3.1 inches of monthly rainfall
1
1 (Low) UV index
46
46°F sea temperature

More about West Sussex

West Sussex by month

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

Recommended for West Sussex

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 West Sussex (Bognor Regis) 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.

Top West Sussex destinations

Metric (°C) | Imperial (°F)

More about the UK

How cold is it in West Sussex in January?

Daytime temperatures usually reach 45°F in Bognor Regis, West Sussex in January, falling to 36°F at night.

How sunny is it in West Sussex in January?

There are normally 2 hours of bright sunshine each day in Bognor Regis, West Sussex in January - that's 25% of daylight hours.

How warm is the sea around West Sussex in January?

The average sea temperature around Bognor Regis, West Sussex in January is 46°F.

Does it rain in West Sussex in January?

There are usually 17 days with some rain in Bognor Regis, West Sussex in January and the average monthly rainfall is 3.1 inches.

West Sussex January sunrise & sunset times

Browse the sunrise and sunset times for West Sussex in January 2025. Select a month to view West Sussex sunrise and sunset times for the next 12 months. The West Sussex sunrise and sunset times shown below are for Bognor Regis.

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