Sedrun Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Sedrun.
Climate overview of Sedrun
Temperatures in Sedrun, Grisons, Switzerland, vary greatly throughout the year. July is the hottest month at 17°C (63°F), while January is the coldest at -4°C (25°F).
Rain/snowfall is high, totalling around 1911 mm (75 in) per year. August is the wettest month and February the driest. The city also experiences a distinct rainy season from June to September, with mild summers and very cold winters. The most sunshine falls in July, with an average of 6.5 hours of daily sunshine.
Sedrun Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Sedrun - and find the best time to visit.
Monthly Temperature in Sedrun
The climate in Sedrun is known for significant temperature differences throughout the year, making the weather dynamic. Average maximum daytime temperatures range from a moderate 17°C (63°F) in July, the warmest time of the year, to a very cold -4°C (25°F) during cooler months like January.
At night, you can expect temperatures ranging from 7°C (45°F) in July to around -12°C (10°F) during January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Sedrun
Sedrun has a notably wet climate with abundant precipitation, recording 1911 mm (75 in) of rain/snowfall per year. While rainfall varies throughout the year, each season offers its own charm. August brings wetter days averaging 225 mm (8.9 in) of precipitation, spread over 20 rainy days.
In contrast, the driest month February experiences a drier climate, with about 110 mm (4.3 in) of snowfall spread across 16 snowy days. For more details, please visit our Sedrun Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
Sunshine Hours in Sedrun
Seasonal changes in sunshine hours are quite dramatic in Sedrun. While July receives considerable daily sunshine with up to 6.5 hours, December marks the darkest time of the year, where sunshine is scarce with only 2.4 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Sedrun by Month
The relative humidity is high throughout the year in Sedrun.
The city experiences its highest humidity in September, reaching 75%. In April, the humidity drops to its lowest level at 66%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Sedrun
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Warmest weather: July and August
- Most sunshine: July
- Seasonal pattern: A distinct rainy season from June to September, with mild summers and very cold winters
- Coldest conditions: January, with freezing nights around -12°C (10°F).
Frequently asked questions about the climate in Sedrun
What is the best time to visit Sedrun?
Sedrun has a distinct rainy season from June to September, with mild summers and very cold winters.
What temperatures can I expect in Sedrun?
Daytime highs range from -4°C (25°F) in January to 17°C (63°F) in July. Nighttime lows range from -12°C (10°F) to 7°C (45°F). Temperatures vary considerably through the year.
How much rain does Sedrun get?
Annual rainfall is around 1911 mm (75 in). August is the wettest month with 225 mm (8.9 in), while February is the driest with 110 mm (4.3 in).
How sunny is Sedrun?
Sedrun receives around 1,582 hours of sunshine per year. July is the sunniest month with 196 hours, while December is the cloudiest with just 72 hours.
Sedrun 3-Day Forecast
Sedrun on the map
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