South Georgia & South Sandwich weather in December 2025

Q: How cold is it in the South Georgia & South Sandwich in December?

Daytime temperatures usually reach 6°C in Grytviken, South Georgia & South Sandwich in December, falling to -0°C at night.

Q: How sunny is it in the South Georgia & South Sandwich in December?

There are normally 3 hours of bright sunshine each day in Grytviken, South Georgia & South Sandwich in December - that's 15% of daylight hours.

Q: Is the sea cold around the South Georgia & South Sandwich in December?

The average sea temperature around Grytviken, South Georgia & South Sandwich in December is 2°C.

Q: Does it rain in the South Georgia & South Sandwich in December?

There are usually 16 days with some rain in Grytviken, South Georgia & South Sandwich in December and the average monthly rainfall is 90mm.

Expect daytime maximum temperatures of 6°C in South Georgia & South Sandwich in December based on long-term weather averages. There are 3 hours of sunshine per day on average with 16 days with some rainfall and typically 90 mm of rainfall in the month.

6
6°C max day temperature
3
3 hours of sunshine per day
16
16 days with some rainfall
0
0°C min night temperature
17
17 hours of daylight per day
0
No heat & humidity
90
90 mm of monthly rainfall
8
8 (Very High) UV index
2
2°C sea temperature

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Recommended for the South Georgia

The December weather guide for South Georgia & South Sandwich, represented by Grytviken, (Grytviken) 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)

How cold is it in the South Georgia & South Sandwich in December?

Daytime temperatures usually reach 6°C in Grytviken, South Georgia & South Sandwich in December, falling to -0°C at night.

How sunny is it in the South Georgia & South Sandwich in December?

There are normally 3 hours of bright sunshine each day in Grytviken, South Georgia & South Sandwich in December - that's 15% of daylight hours.

Is the sea cold around the South Georgia & South Sandwich in December?

The average sea temperature around Grytviken, South Georgia & South Sandwich in December is 2°C.

Does it rain in the South Georgia & South Sandwich in December?

There are usually 16 days with some rain in Grytviken, South Georgia & South Sandwich in December and the average monthly rainfall is 90mm.

South Georgia & South Sandwich December sunrise & sunset times

Browse the sunrise and sunset times for South Georgia & South Sandwich in December 2025. Select a month to view South Georgia & South Sandwich sunrise and sunset times for the next 12 months. The South Georgia & South Sandwich sunrise and sunset times shown below are for Grytviken.

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