Les Diablerets Weather in September

Les Diablerets in September sees moderate temperatures, with highs around 16°C (61°F) and overnight lows of 5°C (41°F). Rainfall is fairly high at around 142 mm (5.6 in) on average, so pack waterproofs just in case.

Rainfall in Les Diablerets in September

This month experiences about 14 days of rain according to historical data, averaging 142 mm (5.6 in). Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.

Temperature in Les Diablerets in September

September in Les Diablerets brings moderate temperatures, with highs of 16°C (61°F) and nights around 5°C (41°F). The difference between afternoon and evening temperatures is usually noticeable. Nights drop to 5°C (41°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Les Diablerets in September

The days are predominantly sunny, with an estimated total of around 210 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.

Wind Speed in Les Diablerets in September

September sees wind speeds averaging 2 m/s (4 knots). You'll typically experience pleasant light breezes that move leaves slightly and feel refreshing. As an average, expect variation from very calm days to periods with more apparent air movement.

If you prefer enjoying temperate temperatures and rain-free days, July and August typically offer the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Switzerland, check out our Les Diablerets's climate page.

Les Diablerets Temperature in September

Min Temperature 5°C (41°F)  

Max Temperature 16°C (61°F)  

Chance of Rain 47%  

Precipitation 142 mm (5.6 in)  

Rainy days 14 days  

Humidity 71% *  

Windspeed 2 m/s (4 knots) *  

Sunshine 210 hours *  

Percentage Sunshine 65% *  

* Data from: Sion, Switzerland (20 KM, 12 Miles).

What to Wear in Les Diablerets in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Les Diablerets in September

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

5/10

Walking

5/10

Camping

3/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Switzerland, check out our Les Diablerets's climate page.

More climate data for Les Diablerets

Temperature Rainfall Sunshine Humidity Wind Speed

See the full Les Diablerets climate overview or explore weather in Switzerland.