Londonderry weather in December 2025

Q: How cold is it in Londonderry in December?

Daytime temperatures usually reach 7°C in Londonderry in December, falling to 2°C at night.

Q: How sunny is it in Londonderry in December?

There are normally 1 hour of bright sunshine each day in Londonderry in December - that's 14% of daylight hours.

Q: Does it rain in Londonderry in December?

There are usually 23 days with some rain in Londonderry in December and the average monthly rainfall is 124mm.

Expect 7°C daytime maximum temperatures in the shade with on average 1 hour of sunshine per day in Londonderry in December based on long-term weather averages. There is usually 23 days with some rainfall and 124 mm of average monthly rainfall in December.

7
7°C max day temperature
1
1 hour of sunshine per day
23
23 days with some rainfall
2
2°C min night temperature
7
7 hours of daylight per day
0
No heat & humidity
124
124 mm of monthly rainfall
0
No UV (Maximum) Index UV index

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The December weather guide for Northern Ireland (Londonderry) 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 the UK

How cold is it in Londonderry in December?

Daytime temperatures usually reach 7°C in Londonderry in December, falling to 2°C at night.

How sunny is it in Londonderry in December?

There are normally 1 hour of bright sunshine each day in Londonderry in December - that's 14% of daylight hours.

Does it rain in Londonderry in December?

There are usually 23 days with some rain in Londonderry in December and the average monthly rainfall is 124mm.

Londonderry December sunrise & sunset times

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

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