Santiago de Compostela Weather in December

What's the weather like in Santiago de Compostela (Galicia) in December 2024?

The climate in Santiago de Compostela during December can be summarized as cool and very wet.

December is in the winter in Santiago de Compostela and is typically the 3rd coldest month of the year. Daytime maximum temperatures average around a cool 12°C (54°F), whilst at night 6°C (42°F) is normal.

Santiago de Compostela weather averages (imperial / metric)
Daytime temperature 12.2°C 53.9°F
Nightly temperature 5.7°C 42.2°F
Average temperature 8.9°C 48°F
Daily sunshine 3.6 hrs
Avg rainfall 230 mm 9.1 ins
Rainy days 20 days
Sea temperature 14.7°C 58.5°F
Humidity 82%
Windspeed 17.3kph 11 mph

On average December is the 2nd wettest month of the year in Santiago de Compostela with around 230mm 9.1 inches of rain making it a very wet time to visit. This rainfall is typically spread over 20 days, although this may vary considerably.

On the flip side this corresponds to an average of 3.6 hours of sunshine per day.

December temperatures in Santiago de Compostela

Santiago de Compostela average temperature in December

December rainfall

Santiago de Compostela average rain in December

December hourly sunshine

Santiago de Compostela average rain in December

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Santiago de Compostela in December 2024.

Other monthly averages

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Santiago de Compostela weather stats

Santiago de Compostela weather statistics
Hottest month: August 23.4°C 74.1°F
Driest month: July 33mm 1.3ins
Sunniest month: August 8.8hrs
Coldest month: January 11.7°C 53.1°F
Wettest month: January 242mm 9.5ins
Map showing location of Santiago de Compostela (42.88052, -8.54569) Santiago de Compostela map pin © Google

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