Redcastle weather in January 2026

Expect daytime maximum temperatures of 7°C in Redcastle, Ireland in January based on long-term weather averages. There is 1 hour of sunshine per day on average with 23 days with some rainfall and typically 122 mm of rainfall in the month.

  • 7°C maximum daytime temperature in January in Redcastle7
    7°C max day temperature
  • 1 hour of sunshine per day
  • 23 days with some rainfall in January in Redcastle23
    23 days with some rainfall
  • 1°C minimum night-time temperature in January in Redcastle1
    1°C min night temperature
  • 8 hours of daylight per day in January in Redcastle8
    8 hours of daylight per day
  • No heat & humidity in January in Redcastle0
    No heat & humidity
  • 122 mm monthly rainfall in January in Redcastle122
    122 mm of monthly rainfall
  • No UV (maximum) index in January in Redcastle0
    No UV (Maximum) Index UV index
  • 8°C sea temperature in January in Redcastle8
    8°C sea temperature

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The January weather guide for Ireland (Redcastle) 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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More about Ireland

How cold is it in Redcastle in January?

Daytime temperatures usually reach 7°C in Redcastle in January, falling to 1°C at night.

How sunny is it in Redcastle in January?

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

Is the sea cold around Redcastle in January?

The average sea temperature around Redcastle in January is 8°C.

Does it rain in Redcastle in January?

There are usually 23 days with some rain in Redcastle in January and the average monthly rainfall is 122mm.

Redcastle January sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 08:54 16:10
Friday, 16th January 2026 08:44 16:33
Saturday, 31st January 2026 08:22 17:03

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