Navan weather in January 2026

Expect daytime maximum temperatures of 45°F in Navan, Ireland in January based on long-term weather averages. There are 2 hours of sunshine per day on average with 20 days with some rainfall and typically 3.2 inches of rainfall in the month.

  • 45°F maximum daytime temperature in January in Navan45
    45°F max day temperature
  • 2 hours of sunshine per day
  • 20 days with some rainfall in January in Navan20
    20 days with some rainfall
  • 36°F minimum night-time temperature in January in Navan36
    36°F min night temperature
  • 8 hours of daylight per day in January in Navan8
    8 hours of daylight per day
  • No heat & humidity in January in Navan0
    No heat & humidity
  • 3.2 inches monthly rainfall in January in Navan3.2
    3.2 inches of monthly rainfall
  • No UV (maximum) index in January in Navan0
    No UV (Maximum) Index UV index

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The January weather guide for Ireland (Navan) 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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How cold is it in Navan in January?

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

How sunny is it in Navan in January?

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

Does it rain in Navan in January?

There are usually 20 days with some rain in Navan in January and the average monthly rainfall is 3.2 inches.

Navan January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 08:44 16:17
Friday, 16th January 2026 08:35 16:39
Saturday, 31st January 2026 08:14 17:07

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