Antrim weather in January 2026

Expect daytime maximum temperatures of 43°F in Antrim, Northern Ireland in January based on long-term weather averages. There is 1 hour of sunshine per day on average with 21 days with some rainfall and typically 3.6 inches of rainfall in the month.

  • 43°F maximum daytime temperature in January in Antrim43
    43°F max day temperature
  • 1 hour of sunshine per day
  • 21 days with some rainfall in January in Antrim21
    21 days with some rainfall
  • 34°F minimum night-time temperature in January in Antrim34
    34°F min night temperature
  • 8 hours of daylight per day in January in Antrim8
    8 hours of daylight per day
  • No heat & humidity in January in Antrim0
    No heat & humidity
  • 3.6 inches monthly rainfall in January in Antrim3.6
    3.6 inches of monthly rainfall
  • No UV (maximum) index in January in Antrim0
    No UV (Maximum) Index UV index

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The January weather guide for Northern Ireland (Antrim) 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 Antrim in January?

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

How sunny is it in Antrim in January?

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

Does it rain in Antrim in January?

There are usually 21 days with some rain in Antrim in January and the average monthly rainfall is 3.6 inches.

Antrim January sunrise & sunset times

Browse the sunrise and sunset times for Antrim in January 2026. Select a month to view Antrim sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 08:48 16:09
Friday, 16th January 2026 08:38 16:32
Saturday, 31st January 2026 08:16 17:01

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