Newcastle weather in January 2025

Expect 45°F daytime maximum temperatures in the shade with on average 2 hours of sunshine per day in Newcastle in January. Check more long-term weather averages for Newcastle 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
34
34°F min night temperature
8
8 hours of daylight per day
0
No heat & humidity
5.2
5.2 inches of monthly rainfall
0
No UV (Maximum) Index UV index
46
46°F sea temperature

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The January weather guide for Northern Ireland (Newcastle) 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 Newcastle in January?

Daytime temperatures usually reach 45°F in Newcastle in January, falling to 34°F at night.

How sunny is it in Newcastle in January?

There are normally 2 hours of bright sunshine each day in Newcastle in January - that's 21% of daylight hours.

How warm is the sea around Newcastle in January?

The average sea temperature around Newcastle in January is 46°F.

Does it rain in Newcastle in January?

There are usually 20 days with some rain in Newcastle in January and the average monthly rainfall is 5.2 inches.

Newcastle January sunrise & sunset times

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

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Wednesday, 1st January 2025	08:44	16:11
Thursday, 16th January 2025	08:34	16:33
Friday, 31st January 2025	08:13	17:02

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Northern Ireland - quick facts
Time difference	UK +0 hours
Language(s)	English
Currency	Pound Sterling
Electricity	G plug (230V)
Driving side	Left
Why visit?	Culture Nature