Wiler Weather & Climate: Best Time to Visit

Average temperatures, rainfall, sunshine and the best time to visit Wiler.

Climate overview of Wiler

The climate in Wiler, Canton of Valais, Switzerland, is marked by large temperature swings across the seasons, ranging from 17°C (63°F) in July to -5°C (23°F) in January.

Rain/snowfall is high, totalling around 1710 mm (67 in) per year. July is the wettest month and March the driest. The city also experiences mild summers and very cold winters. July is the sunniest month, averaging 7.3 hours of sunshine per day.

Wiler Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Wiler - and find the best time to visit.

Monthly Temperature in Wiler

In Wiler, temperatures differ significantly between summer and winter months. Average maximum daytime temperatures range from a moderate 17°C (63°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 6°C (43°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 Wiler

Wiler experiences significant rain/snowfall throughout the year, averaging 1710 mm (67 in) of precipitation annually. Year-round, Wiler has a balanced climate with minimal variation in precipitation. The difference between the wettest month, July, with 167 mm (6.6 in), and the driest month, March, with 124 mm (4.9 in), is minimal. For more details, please visit our Wiler Precipitation page.

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

Sunshine Hours in Wiler

Seasonal changes in sunshine hours are quite dramatic in Wiler. While July receives considerable daily sunshine with up to 7.3 hours, December marks the darkest time of the year, where sunshine is scarce with only 1.7 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Interlaken, Switzerland (30 KM, 18 Miles).

Daily hours of sunshine

Data from: Interlaken, Switzerland (30 KM, 18 Miles).

Humidity in Wiler by Month

Best Time to Visit Wiler

Compared with the rest of the year, the most comfortable conditions in Wiler are usually found in June, July and August. Conditions are generally least comfortable in January, February, March, April, May, September, October, November and December.

Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.

  • Best overall: June, July and August
  • Warmest weather: July and August
  • Most sunshine: July
  • Seasonal pattern: Mild summers and very cold winters
  • Coldest conditions: January, with freezing nights around -13°C (9°F).

Frequently asked questions about the climate in Wiler

What is the best time to visit Wiler?

June, July and August typically offer the most optimal weather in Wiler. In contrast, January, February, March, April, May, September, October, November and December tend to have less optimal conditions. Wiler has mild summers and very cold winters.

What temperatures can I expect in Wiler?

Daytime highs range from -5°C (23°F) in January to 17°C (63°F) in July. Nighttime lows range from -13°C (9°F) to 6°C (43°F). Temperatures vary considerably through the year.

How much rain does Wiler get?

Annual rainfall is around 1710 mm (67 in). July is the wettest month with 167 mm (6.6 in), while March is the driest with 124 mm (4.9 in).

How sunny is Wiler?

Wiler receives around 1,580 hours of sunshine per year. July is the sunniest month with 219 hours, while December is the cloudiest with just 51 hours.

Wiler 3-Day Forecast

Wiler on the map

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