Grytviken Weather & Climate: Best Time to Visit

In Grytviken temperatures are generally consistent throughout the year. On average, daytime temperatures range from a chilly 5°C (41°F) in February to a very cold -1°C (30°F) in July.

Nighttime temperatures range from 1°C (34°F) in February to -6°C (21°F) in July.

Check out our detailed temperature page for more information.

Temperature ranges by month

Grytviken experiences significant rain/snowfall throughout the year, averaging 1647 mm (65 in) of precipitation annually. The wettest period in Grytviken occurs in March, which receives around 155 mm (6.1 in) of precipitation. During the driest month, November, Grytviken experiences high snow/rainfall, totaling 122 mm (4.8 in). The consistent precipitation levels throughout the year contribute to a relatively stable climate. For more details, please visit our Grytviken Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

In Grytviken, summer days are longer and more sunny, with daily sunshine hours peaking at 5.8 hours in November. As the darker season arrives, the brightness of the sun becomes less. June sees a soft sun for only 0.4 hours per average day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The relative humidity is high throughout the year in Grytviken.

The city experiences its highest humidity in May, reaching 74%. In February, the humidity drops to its lowest level at 69%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year

The mean wind speed varies between 3 m/s (6 knots) and 4 m/s (8 knots) throughout the year. It is lowest in January, May, June and December and highest during February, March, April, July, August, September, October and November. What does this mean?

The mean monthly wind speed over the year (meters per second)