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Les Diablerets Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Les Diablerets.
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Climate overview of Les Diablerets
Temperatures in Les Diablerets, Vaud, Switzerland, vary greatly throughout the year. July is the hottest month at 20°C (68°F), while January is the coldest at -1°C (30°F).
The city has a wet climate, receiving around 1827 mm (72 in) of rain/snowfall per year. Despite the high annual total, it has a distinct rainy season from May to August, with pleasant summers and very cold winters. June is the wettest month. The sunniest month is July, with 9.0 hours of sunshine per day on average.
Les Diablerets Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Les Diablerets - and find the best time to visit.
Monthly Temperature in Les Diablerets
The climate in Les Diablerets is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a pleasant 20°C (68°F) in July to a very cold -1°C (30°F) in January.
Nighttime temperatures range from 9°C (48°F) in July to -10°C (14°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Les Diablerets
Les Diablerets has a notably wet climate with abundant precipitation, recording 1827 mm (72 in) of rain/snowfall per year. The wettest period in Les Diablerets occurs in June, which receives around 195 mm (7.7 in) of precipitation. During the driest month, October, Les Diablerets experiences high rainfall, totaling 122 mm (4.8 in). The consistent precipitation levels throughout the year contribute to a relatively stable climate. For more details, please visit our Les Diablerets 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 Les Diablerets
In Les Diablerets, summer days are longer and more sunny, with daily sunshine hours peaking at 9.0 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 2.3 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Sion, Switzerland (20 KM, 12 Miles).
Daily hours of sunshine
Data from: Sion, Switzerland (20 KM, 12 Miles).
Daily percentage of sunshine
Data from: Sion, Switzerland (20 KM, 12 Miles).
Humidity in Les Diablerets by Month
The relative humidity is high throughout the year in Les Diablerets.
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
Data from: Sion, Switzerland (20 KM, 12 Miles).
Wind Speed in Les Diablerets
The mean wind speed varies between 1 m/s (2 knots) and 2 m/s (4 knots) throughout the year. It is lowest in January, October, November and December and highest during February, March, April, May, June, July, August and September. What does this mean?
The mean monthly wind speed over the year (meters per second)
Data from: Sion, Switzerland (20 KM, 12 Miles).
Best Time to Visit Les Diablerets
For the most comfortable conditions available during the year, consider visiting Les Diablerets in July and August. Conditions are usually least comfortable in January, February, March, April, May, 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
cold
Mar
wet
Apr
wet
May
wet
Jun
mixed
Jul
good
Aug
good
Sep
mixed
Oct
wet
Nov
wet
Dec
cold
- Best overall: July and August
- Warmest weather: July and August
- Most sunshine: July
- Seasonal pattern: A distinct rainy season from May to August, with pleasant summers and very cold winters
- Coldest conditions: January, with freezing nights around -10°C (14°F).
Frequently asked questions about the climate in Les Diablerets
What is the best time to visit Les Diablerets?
July and August typically offer the most optimal weather in Les Diablerets. In contrast, January, February, March, April, May, October, November and December tend to have less optimal conditions. Les Diablerets has a distinct rainy season from May to August, with pleasant summers and very cold winters.
What temperatures can I expect in Les Diablerets?
Daytime highs range from -1°C (30°F) in January to 20°C (68°F) in July. Nighttime lows range from -10°C (14°F) to 9°C (48°F). Temperatures vary considerably through the year.
How much rain does Les Diablerets get?
Annual rainfall is around 1827 mm (72 in). June is the wettest month with 195 mm (7.7 in), while October is the driest with 122 mm (4.8 in).
How sunny is Les Diablerets?
Les Diablerets 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, Les Diablerets enjoys abundant sunshine.
Les Diablerets 3-Day Forecast
Les Diablerets on the map
Les Diablerets is highlighted - select any city to see its climate.
Popular in October
Where to go in October - average daytime high across popular destinations.
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