Swansea weather in January 2025

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

  • 45°F maximum daytime temperature in January in Swansea45
    45°F max day temperature
  • 2 hours of sunshine per day
  • 20 days with some rainfall in January in Swansea20
    20 days with some rainfall
  • 37°F minimum night-time temperature in January in Swansea37
    37°F min night temperature
  • 8 hours of daylight per day in January in Swansea8
    8 hours of daylight per day
  • No heat & humidity in January in Swansea0
    No heat & humidity
  • 5.2 inches monthly rainfall in January in Swansea5.2
    5.2 inches of monthly rainfall
  • UV (maximum) index 1 (Low) in January in Swansea1
    1 (Low) UV index
  • 46°F sea temperature in January in Swansea46
    46°F sea temperature

More about Swansea

Swansea by month

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

Recommended for Wales

  • Save EXTRA £50 on UK breaks with Luxury Cottages
  • No minimum stay. Book online with exclusive discount code
  • Offer cannot be combined with other promotions
Show discount codeShow discount code ******C50

Expires at 23:59 on Tuesday 31st Dec 2024 · View all Luxury Cottages offers

Luxury CottagesUK holiday finder

The January weather guide for Wales (Swansea) 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)

Back to top

More about Wales

How cold is it in Swansea in January?

Daytime temperatures usually reach 45°F in Swansea in January, falling to 37°F at night.

How sunny is it in Swansea in January?

There are normally 2 hours of bright sunshine each day in Swansea in January - that's 20% of daylight hours.

How warm is the sea around Swansea in January?

The average sea temperature around Swansea in January is 46°F.

Does it rain in Swansea in January?

There are usually 20 days with some rain in Swansea in January and the average monthly rainfall is 5.2 inches.

Swansea January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 08:22 16:17
Thursday, 16th January 2025 08:14 16:38
Friday, 31st January 2025 07:56 17:03

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^