Caernarfon weather in January 2025

Expect 45°F daytime maximum temperatures in the shade with on average 1 hours of sunshine per day in Caernarfon in January. Check more long-term weather averages for Caernarfon in January before you book your next holiday to Wales in 2025/2026.

  • 45°F maximum daytime temperature in January in Caernarfon45
    45°F max day temperature
  • 1 hour of sunshine per day
  • 20 days with some rainfall in January in Caernarfon20
    20 days with some rainfall
  • 36°F minimum night-time temperature in January in Caernarfon36
    36°F min night temperature
  • 8 hours of daylight per day in January in Caernarfon8
    8 hours of daylight per day
  • No heat & humidity in January in Caernarfon0
    No heat & humidity
  • 6.5 inches monthly rainfall in January in Caernarfon6.5
    6.5 inches of monthly rainfall
  • No UV (maximum) index in January in Caernarfon0
    No UV (Maximum) Index UV index
  • 46°F sea temperature in January in Caernarfon46
    46°F sea temperature

More about Caernarfon

Caernarfon 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 (Caernarfon) 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 Caernarfon in January?

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

How sunny is it in Caernarfon in January?

There are normally 1 hour of bright sunshine each day in Caernarfon in January - that's 17% of daylight hours.

How warm is the sea around Caernarfon in January?

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

Does it rain in Caernarfon in January?

There are usually 20 days with some rain in Caernarfon in January and the average monthly rainfall is 6.5 inches.

Caernarfon January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 08:31 16:11
Thursday, 16th January 2025 08:22 16:32
Friday, 31st January 2025 08:02 17:00

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^