Carrickfergus weather in January 2025

Expect 45°F daytime maximum temperatures in the shade with on average 2 hours of sunshine per day in Carrickfergus in January. Check more long-term weather averages for Carrickfergus in January before you book your next holiday to Northern Ireland in 2025/2026.

45
45°F max day temperature
2
2 hours of sunshine per day
20
20 days with some rainfall
36
36°F min night temperature
8
8 hours of daylight per day
0
No heat & humidity
4.0
4.0 inches of monthly rainfall
0
No UV (Maximum) Index UV index
48
48°F sea temperature

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The January weather guide for Northern Ireland (Carrickfergus) 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)

More about the UK

How cold is it in Carrickfergus in January?

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

How sunny is it in Carrickfergus in January?

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

How warm is the sea around Carrickfergus in January?

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

Does it rain in Carrickfergus in January?

There are usually 20 days with some rain in Carrickfergus in January and the average monthly rainfall is 4.0 inches.

Carrickfergus January sunrise & sunset times

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

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