Gibraltar weather in December 2025

Q: How warm is it in Gibraltar in December?

Daytime temperatures usually reach 16°C in Gibraltar in December, falling to 11°C at night.

Q: How sunny is it in Gibraltar in December?

There are normally 5 hours of bright sunshine each day in Gibraltar in December - that's 49% of daylight hours.

Q: How warm is the sea around Gibraltar in December?

The average sea temperature around Gibraltar in December is 17°C.

Q: Does it rain in Gibraltar in December?

There are usually 11 days with some rain in Gibraltar in December and the average monthly rainfall is 125mm.

Expect daytime maximum temperatures of 16°C in Gibraltar in December based on long-term weather averages. There are 5 hours of sunshine per day on average with 11 days with some rainfall and typically 125 mm of rainfall in the month.

16
16°C max day temperature
5
5 hours of sunshine per day
11
11 days with some rainfall
11
11°C min night temperature
10
10 hours of daylight per day
0
No heat & humidity
125
125 mm of monthly rainfall
2
2 (Low) UV index
17
17°C sea temperature

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The December weather guide for Gibraltar 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)