The 5 most scenic train journeys in Switzerland
Explore Switzerland's top 5 train journeys, featuring breathtaking Alpine views and engineering marvels like the Glacier Express and Bernina Express.
Wiler Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Wiler.
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10-day forecastForecast
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
The average number of days each month with precipitation
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).
Daily percentage of sunshine
Data from: Interlaken, Switzerland (30 KM, 18 Miles).
Humidity in Wiler by Month
The relative humidity is high throughout the year in Wiler.
The city experiences its highest humidity in November, reaching 83%. In April, the humidity drops to its lowest level at 70%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: Interlaken, Switzerland (30 KM, 18 Miles).
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.
Jan
very cold
Feb
very cold
Mar
cold
Apr
wet
May
wet
Jun
mixed
Jul
mixed
Aug
mixed
Sep
wet
Oct
wet
Nov
cold
Dec
very cold
- 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
Wiler is highlighted - select any city to see its climate.
Popular in November
Where to go in November - average daytime high across popular destinations.
Bucket list
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