Larne weather in January 2025

Expect 43°F daytime maximum temperatures in the shade with on average 1 hours of sunshine per day in Larne in January. Check more long-term weather averages for Larne in January before you book your next holiday to Northern Ireland in 2025/2026.

  • 43°F maximum daytime temperature in January in Larne43
    43°F max day temperature
  • 1 hour of sunshine per day
  • 20 days with some rainfall in January in Larne20
    20 days with some rainfall
  • 34°F minimum night-time temperature in January in Larne34
    34°F min night temperature
  • 8 hours of daylight per day in January in Larne8
    8 hours of daylight per day
  • No heat & humidity in January in Larne0
    No heat & humidity
  • 4.6 inches monthly rainfall in January in Larne4.6
    4.6 inches of monthly rainfall
  • No UV (maximum) index in January in Larne0
    No UV (Maximum) Index UV index
  • 48°F sea temperature in January in Larne48
    48°F sea temperature

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The January weather guide for Northern Ireland (Larne) 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)

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More about the UK

How cold is it in Larne in January?

Daytime temperatures usually reach 43°F in Larne in January, falling to 34°F at night.

How sunny is it in Larne in January?

There are normally 1 hour of bright sunshine each day in Larne in January - that's 18% of daylight hours.

How warm is the sea around Larne in January?

The average sea temperature around Larne in January is 48°F.

Does it rain in Larne in January?

There are usually 20 days with some rain in Larne in January and the average monthly rainfall is 4.6 inches.

Larne January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 08:47 16:07
Thursday, 16th January 2025 08:37 16:30
Friday, 31st January 2025 08:15 16:59

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