Veysonnaz Weather in September

Veysonnaz in September averages 14°C (57°F) during the day and 3°C (37°F) at night. Keep in mind that quite a bit of rainfall is expected this month.

Rainfall in Veysonnaz in September

You can expect rain on around 14 days based on historical patterns, with 125 mm (4.9 in) average for the month. The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Veysonnaz in September

Temperatures in Veysonnaz in September top out at 14°C (57°F) and drop to 3°C (37°F) overnight. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With overnight lows of 3°C (37°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Veysonnaz in September

The city usually sees around 210 hours of sunlight, indicating many sunny days despite the cool temperatures, making it a good month for sightseeing.

Wind Speed in Veysonnaz in September

Average wind conditions reach 2 m/s (4 knots) in September. This creates comfortable weather with light winds that gently move vegetation. Keep in mind this is an average. Daily conditions range from near-calm to more noticeable wind.

Should you favor a climate that's both dry and comfortably warm, July and August typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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

Veysonnaz Temperature in September

Min Temperature 3°C (37°F)  

Max Temperature 14°C (57°F)  

Chance of Rain 47%  

Precipitation 125 mm (4.9 in)  

Rainy days 14 days  

Humidity 71% *  

Windspeed 2 m/s (4 knots) *  

Sunshine 210 hours *  

Percentage Sunshine 65% *  

* Data from: Sion, Switzerland (2 KM, 1 Miles).

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Veysonnaz typically drop from around 23°C (73°F) at the start of September to approximately 19°C (66°F) by the end. Nights are cool, with lows typically ranging from 7°C (45°F) to 11°C (52°F).

Average temperatures in September

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Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in September

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Historical weather for Veysonnaz in September

Browse day-by-day weather records for Veysonnaz spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Historical weather Temperatures Precipitation

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‹ January February March April May June July August September October November December ›

Veysonnaz historical weather extremes in September

Based on 49 years of weather observations in Veysonnaz between 1976 and 2025, these are the recorded extremes.

• On September 5, 2023, temperatures climbed to 34°C (93°F), marking the warmest September day on record.
• The coldest September day was on September 22, 1979, with a maximum of 9°C (48°F).
• The coldest night in September in Veysonnaz was on September 29, 1995, with a minimum of -12°C (10°F).
• The wettest day in September Veysonnaz was on September 13, 1997 with 36 mm (1.4 in) of precipitation.

What to Wear in Veysonnaz in September

The weather can be unpredictable in September, so pack clothes you can easily mix and match. You could bring jeans, other long pants, and a few t-shirts. A light jacket or light sweater will be pleasant for the cooler moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Veysonnaz in September

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

Swimming

4/10

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 Veysonnaz's climate page.

More climate data for Veysonnaz

Temperature Rainfall Sunshine Humidity Wind Speed

See the full Veysonnaz climate overview or explore weather in Switzerland.