Susten Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Susten.
Climate overview of Susten
Susten, Canton of Valais, Switzerland, experiences significant temperature variation throughout the year. Summers bring daytime highs of 18°C (64°F) in July, while winters cool to -5°C (23°F) in January.
Rain/snowfall is high, totalling around 1566 mm (62 in) per year. June is the wettest month and March the driest. The sunniest month is July, with 9.0 hours of sunshine per day on average.
Susten Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Susten — and find the best time to visit.
Monthly Temperature in Susten
Depending on the time of the year, temperatures range from moderate to very cold in Susten. Average maximum daytime temperatures range from a moderate 18°C (64°F) in July, the warmest time of the year, to a very cold -5°C (23°F) during cooler months like January.
At night, you can expect temperatures ranging from 7°C (45°F) in July to around -13°C (9°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Susten
Susten has a relatively rain/snowy climate with high precipitation levels, averaging 1566 mm (62 in) of rain/snowfall annually. Year-round, Susten has a balanced climate with minimal variation in precipitation. The difference between the wettest month, June, with 151 mm (5.9 in), and the driest month, March, with 112 mm (4.4 in), is minimal. For more details, please visit our Susten Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
Sunshine Hours in Susten
Seasonal changes in sunshine hours are quite dramatic in Susten. While July receives considerable daily sunshine with up to 9.0 hours, December marks the darkest time of the year, where sunshine is scarce with only 2.3 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Susten by Month
The relative humidity is high throughout the year in Susten.
The city experiences its highest humidity in December, reaching 83%. In April, the humidity drops to its lowest level at 59%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Susten
Rainfall during this time ranges from 135 mm (5.3 in) in August to 146 mm (5.7 in) in July. This means you can expect a mix of sunny days and occasional showers. Looking for inspiration on where to travel this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
Frequently asked questions about the climate in Susten
What is the best time to visit Susten?
July and August typically offer the most optimal weather in Susten. In contrast, January, February, March, April, May, October, November and December tend to have less optimal conditions.
What temperatures can I expect in Susten?
Daytime highs range from -5°C (23°F) in January to 18°C (64°F) in July. Nighttime lows range from -13°C (9°F) to 7°C (45°F). Temperatures vary considerably through the year.
How much rain does Susten get?
Annual rainfall is around 1566 mm (62 in). June is the wettest month with 151 mm (5.9 in), while March is the driest with 112 mm (4.4 in).
How sunny is Susten?
Susten receives around 2,171 hours of sunshine per year. July is the sunniest month with 270 hours, while December is the cloudiest with just 70 hours. Overall, Susten enjoys abundant sunshine.
Susten 3-Day Forecast
Susten 3-Day Forecast
Susten on the map
Susten is highlighted — select any city to see its climate.
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