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Dublin weather in January 2025
Expect 8°C daytime maximum temperatures in the shade with on average 2 hours of sunshine per day in Dublin in January. Check more long-term weather averages for Dublin in January before you book your next holiday to Ireland in 2025/2026.
- 88°C max day temperature
- 2 hours of sunshine per day
- 1818 days with some rainfall
- 33°C min night temperature
- 88 hours of daylight per day
- 0No heat & humidity
- 6262 mm of monthly rainfall
- 0No UV (Maximum) Index UV index
- 99°C sea temperature
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Recommended for Dublin
The January weather guide for Ireland (Dublin) 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)
More about Ireland
How warm is it in Dublin in January?
Daytime temperatures usually reach 8°C in Dublin in January, falling to 3°C at night.
How sunny is it in Dublin in January?
There are normally 2 hours of bright sunshine each day in Dublin in January - that's 22% of daylight hours.
Is the sea cold around Dublin in January?
The average sea temperature around Dublin in January is 9°C.
Does it rain in Dublin in January?
There are usually 18 days with some rain in Dublin in January and the average monthly rainfall is 62mm.
Dublin January sunrise & sunset times
Browse the sunrise and sunset times for Dublin in January 2025. Select a month to view Dublin sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Wednesday, 1st January 2025 | 08:40 | 16:18 |
Thursday, 16th January 2025 | 08:31 | 16:39 |
Friday, 31st January 2025 | 08:11 | 17:07 |
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