Grytviken Weather in December
December in Grytviken sees daytime temperatures around 3°C (37°F) and lows of -1°C (30°F) at night. With around 125 mm (4.9 in) of snow/rainfall expected, it's worth packing a rain jacket.
Rainfall in Grytviken in December
Expect around 17 days of snow/rain based on historical data, with 125 mm (4.9 in) average. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.
Temperature in Grytviken in December
December in Grytviken sees highs of 3°C (37°F) and lows of -1°C (30°F) overnight. Even daytime conditions remain cold, making layers, a warm coat, and winter accessories a good idea. Nights drop below freezing to -1°C (30°F). An extra blanket is worth packing if you're unsure about the heating where you're staying. Expect freezing temperatures this month, so ensure you have plenty of warm clothing. It's important to be prepared.
Sunshine in Grytviken in December
With about 169 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.
Wind Speed in Grytviken in December
Wind speeds average 3 m/s (6 knots) during December. At this speed, light breezes keep leaves and small twigs in gentle motion while the wind also provides natural cooling. Since this is an average, some days are more tranquil while others have more persistent light winds that are more noticeable.For additional travel inspiration, our weather planner can help you discover destinations worldwide.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit South Georgia, check out our Grytviken's climate page.
Grytviken Temperature in December
Min Temperature
-1°C (30°F)
Max Temperature
3°C (37°F)
Chance of Rain
55%
Precipitation
125 mm (4.9 in)
Rainy days
17 days
Humidity
71%
Windspeed
3 m/s (6 knots)
Sunshine
169 hours
Percentage Sunshine
Daily Historical Temperatures
42-year average (1976-2025)
Based on our historical records, temperatures in Grytviken typically stay consistent throughout December, with daily highs averaging around 3°C (37°F). Nights are cold, with lows around 2°C (36°F).
Average temperatures in December
Historical weather for Grytviken in December
Browse day-by-day weather records for Grytviken spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Grytviken historical weather extremes in December
Based on 20 years of weather observations (2005-2025), these are the most extreme conditions recorded in Grytviken.
- The hottest December day on record in Grytviken reached 19°C (66°F) (December 26, 2021).
- The lowest daytime temperature in December was -1°C (30°F), recorded on December 5, 2016.
- The lowest overnight temperature recorded in December was -4°C (25°F) (December 9, 2012).
Best Places in South Georgia in December
Find out more about the weather in South Georgia and which places have the best travel conditions in this month. See all of South Georgia in December →
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What to Wear in Grytviken in December
Dress warmly and in layers for your trip to Grytviken in December. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Expect heavy rainfall, so bring good rain protection and waterproof bags. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Grytviken in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit South Georgia, check out our Grytviken's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Grytviken climate overview or explore weather in South Georgia.
