Grytviken Weather in August
During August, Grytviken experiences very low daytime temperatures of -1°C (30°F) and cooler nights around -5°C (23°F). Expect quite a bit of snowfall. Around 139 mm (5.5 in) is typical.
Rainfall in Grytviken in August
Records from the past 30 years suggest around 16 days of snow, with 139 mm (5.5 in) average for the month. Wet weather is a regular and significant part of this month. Frequent days of rain combined with high totals means proper waterproofs are worth packing.
Temperature in Grytviken in August
Daytime temperatures in Grytviken reach -1°C (30°F) in August, dropping to -5°C (23°F) at night. It stays very cold throughout much of the day, so warm winter clothing is essential. Nights drop below freezing to -5°C (23°F). An extra blanket is worth packing if you're unsure about the heating where you're staying. This month is known for its biting cold, so make sure to dress warmly. Proper preparation can help you stay cozy.
Sunshine in Grytviken in August
This month is characterized by fewer sunny days, with about 74 hours of sunshine. It's great for those who appreciate cooler, less sunny days.
Wind Speed in Grytviken in August
August sees wind speeds averaging 4 m/s (8 knots). You'll experience variable conditions with moderate winds that create small waves on water and keep branches moving. Conditions range from light winds to moderate breezes throughout the month.For more travel ideas, our weather planner can help you explore destinations around the world.
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 August
Min Temperature
-5°C (23°F)
Max Temperature
-1°C (30°F)
Chance of Rain
52%
Precipitation
139 mm (5.5 in)
Rainy days
16 days
Humidity
73%
Windspeed
4 m/s (8 knots)
Sunshine
74 hours
Percentage Sunshine
Daily Historical Temperatures
41-year average (1978-2025)
Based on our historical records, temperatures in Grytviken typically stay consistent throughout August, with daily highs averaging around -1°C (30°F). Nights are very cold, with lows around -3°C (27°F).
Average temperatures in August
Historical weather for Grytviken in August
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 August
According to our 19 years of weather records for Grytviken, the following extremes were recorded between 2006 and 2025.
- Grytviken experienced its chilliest August day on August 14, 2011, reaching only -8°C (18°F).
- Grytviken registered its coldest August night on August 26, 2006, with temperatures dropping to -13°C (9°F).
- The wettest August day on record brought 35 mm (1.4 in) of precipitation to Grytviken (August 3, 2025).
Best Places in South Georgia in August
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 August →
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What to Wear in Grytviken in August
Winter clothing is essential for visiting Grytviken in August. If you have a heavy coat, waterproof boots with good traction, and plenty of warm layers it's smart to bring them. Pack cloths like thermal underwear, wool socks, and insulated gloves. Prepare for significant rainfall with proper waterproof clothing and shoes. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.What To Do in Grytviken in August
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.
