Mase Weather in September

In Mase, September brings moderate daytime temperatures around 14°C (57°F), with nights cooling to 3°C (37°F). Expect quite a bit of rainfall this month.

Rainfall in Mase in September

Historically, September sees about 14 days of rain, with a monthly average of 119 mm (4.7 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Mase in September

Expect highs of 14°C (57°F) in Mase in September, with nights dropping to around 3°C (37°F). A light jacket or extra layer can be useful, especially outside the warmest hours of the day. Nights drop to 3°C (37°F). Cold nights like these are actually great for sleeping well, as long as you have a warm enough duvet.

Sunshine in Mase in September

With approximately 210 hours of sunshine, the days are filled with clear skies. Despite it being a cool month, it makes for pleasant days outside.

Wind Speed in Mase in September

Wind speeds average 2 m/s (4 knots) during September. At this speed, expect light breezes that you can feel on your face and cause leaves to rustle gently. Since this is an average, some days are calmer with barely any wind while others have more noticeable gentle breezes.

If your ideal day consists of dry skies and pleasant temperatures, July and August typically offer the best circumstances for Mase.

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

Mase Temperature in September

Min Temperature 3°C (37°F)  

Max Temperature 14°C (57°F)  

Chance of Rain 47%  

Precipitation 119 mm (4.7 in)  

Rainy days 14 days  

Humidity 71% *  

Windspeed 2 m/s (4 knots) *  

Sunshine 210 hours *  

Percentage Sunshine 65% *  

* Data from: Sion, Switzerland (8 KM, 5 Miles).

What to Wear in Mase 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. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Mase 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 Mase's climate page.

More climate data for Mase

Temperature Rainfall Sunshine Humidity Wind Speed

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