Castlebar weather in January 2025

Expect 7°C daytime maximum temperatures in the shade with on average 2 hours of sunshine per day in Castlebar in January. Check more long-term weather averages for Castlebar in January before you book your next holiday to Ireland in 2025/2026.

  • 7°C maximum daytime temperature in January in Castlebar7
    7°C max day temperature
  • 2 hours of sunshine per day
  • 24 days with some rainfall in January in Castlebar24
    24 days with some rainfall
  • 2°C minimum night-time temperature in January in Castlebar2
    2°C min night temperature
  • 8 hours of daylight per day in January in Castlebar8
    8 hours of daylight per day
  • No heat & humidity in January in Castlebar0
    No heat & humidity
  • 129 mm monthly rainfall in January in Castlebar129
    129 mm of monthly rainfall
  • No UV (maximum) index in January in Castlebar0
    No UV (Maximum) Index UV index

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The January weather guide for Ireland (Castlebar) 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 / mm)  |  Imperial (°F / inches)

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How cold is it in Castlebar in January?

Daytime temperatures usually reach 7°C in Castlebar in January, falling to 2°C at night.

How sunny is it in Castlebar in January?

There are normally 2 hours of bright sunshine each day in Castlebar in January - that's 19% of daylight hours.

Does it rain in Castlebar in January?

There are usually 24 days with some rain in Castlebar in January and the average monthly rainfall is 129mm.

Castlebar January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 08:55 16:27
Thursday, 16th January 2025 08:46 16:49
Friday, 31st January 2025 08:25 17:17

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