Schwyz Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Schwyz.
Climate overview of Schwyz
The climate in Schwyz, Canton of Schwyz, Switzerland, is marked by large temperature swings across the seasons, ranging from 21°C (70°F) in July to 2°C (36°F) in January.
The city receives considerable rain/snowfall, with around 1995 mm (79 in) annually. August is the wettest month. It has a distinct rainy season from May to September, with pleasant summers and very cold winters. Sunshine peaks in July, when the city sees around 5.6 hours of sunshine per day.
Schwyz Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Schwyz - and find the best time to visit.
Monthly Temperature in Schwyz
In Schwyz, temperatures differ significantly between summer and winter months. Typically, average maximum daytime temperatures range from a pleasant 21°C (70°F) in July to a very cold 2°C (36°F) in the coolest month, January.
Nights vary from 11°C (52°F) in July to around -5°C (23°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Schwyz
Schwyz experiences significant rain/snowfall throughout the year, averaging 1995 mm (79 in) of precipitation annually. Schwyz offers a pleasant mix of wetter and slightly drier months. The difference in precipitation between the wettest month August (221 mm (8.7 in)) and the driest month January (129 mm (5.1 in)) is not too significant. For more details, please visit our Schwyz Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Schwyz
For those who appreciate different seasons, Schwyz serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 5.6 hours of sunshine daily, and embrace the darker days in December, offering only 1.2 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in Schwyz by Month
The relative humidity is high throughout the year in Schwyz.
The city experiences its highest humidity in December, reaching 80%. 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
Wind Speed in Schwyz
The average wind speed over the year ranges from 2 m/s (4 knots) to 3 m/s (6 knots). It is lower in January, February, March, May, June, July, August, September, October, November and December and higher in April. What does this mean?
The mean monthly wind speed over the year (meters per second)
Best Time to Visit Schwyz
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: July, August and September
- Warmest weather: July and August
- Most sunshine: June and July
- Seasonal pattern: A distinct rainy season from May to September, with pleasant summers and very cold winters
- Coldest conditions: January, with freezing nights around -5°C (23°F).
Frequently asked questions about the climate in Schwyz
What is the best time to visit Schwyz?
July, August and September typically offer the most optimal weather in Schwyz. In contrast, January, February, March, April, May, June, October, November and December tend to have less optimal conditions. Schwyz has a distinct rainy season from May to September, with pleasant summers and very cold winters.
What temperatures can I expect in Schwyz?
Daytime highs range from 2°C (36°F) in January to 21°C (70°F) in July. Nighttime lows range from -5°C (23°F) to 11°C (52°F). Temperatures vary considerably through the year.
How much rain does Schwyz get?
Annual rainfall is around 1995 mm (79 in). August is the wettest month with 221 mm (8.7 in), while January is the driest with 129 mm (5.1 in).
How sunny is Schwyz?
Schwyz receives around 1,385 hours of sunshine per year. July is the sunniest month with 168 hours, while December is the cloudiest with just 36 hours.
Schwyz 3-Day Forecast
Schwyz on the map
Schwyz is highlighted - select any city to see its climate.
Popular this month
Where to go in August - average daytime high across popular destinations.
Zürich
25°C (77°F) Crans-Montana19°C (66°F) Engelberg
18°C (64°F) Nendaz18°C (64°F) Saas-Fee16°C (61°F) Davos17°C (63°F) Grindelwald17°C (63°F) Zermatt15°C (59°F) 
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