Southwold weather in December 2025

Q: How cold is it in Southwold in December?

Daytime temperatures usually reach 7°C in Southwold in December, falling to 3°C at night.

Q: How sunny is it in Southwold in December?

There are normally 2 hours of bright sunshine each day in Southwold in December - that's 19% of daylight hours.

Q: Is the sea cold around Southwold in December?

The average sea temperature around Southwold in December is 9°C.

Q: Does it rain in Southwold in December?

There are usually 19 days with some rain in Southwold in December and the average monthly rainfall is 53mm.

Expect daytime maximum temperatures of 7°C in Southwold, England in December based on long-term weather averages. There are 2 hours of sunshine per day on average with 19 days with some rainfall and typically 53 mm of rainfall in the month.

7
7°C max day temperature
2
2 hours of sunshine per day
19
19 days with some rainfall
3
3°C min night temperature
8
8 hours of daylight per day
0
No heat & humidity
53
53 mm of monthly rainfall
0
No UV (Maximum) Index UV index
9
9°C sea temperature

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The December weather guide for England (Southwold) 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)