Undervelier Weather in September

Thinking of visiting Undervelier in September? Expect pleasant temperatures reaching 20°C (68°F) during the day, dropping to 10°C (50°F) at night, and note that quite a bit of rainfall is likely.

Rainfall in Undervelier in September

Historically, September sees about 13 days of rain, with a monthly average of 121 mm (4.8 in). When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.

Temperature in Undervelier in September

September in Undervelier brings pleasant temperatures, with highs of 20°C (68°F) and nights around 10°C (50°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. At 10°C (50°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Undervelier in September

The month brings about 162 hours of sunlight, offering a comfortable mix of sun and overcast.

If you're a fan of comfortable temperatures and drier conditions, September is a great time to visit.

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

Undervelier Temperature in September

Min Temperature 10°C (50°F)  

Max Temperature 20°C (68°F)  

Chance of Rain 45%  

Precipitation 121 mm (4.8 in)  

Rainy days 13 days  

Humidity 77% *  

Sunshine 162 hours *  

Percentage Sunshine 47% *  

* Data from: Basel, Switzerland (39 KM, 24 Miles).

What to Wear in Undervelier in September

Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Prepare for significant rainfall with proper waterproof clothing and shoes. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.

What To Do in Undervelier in September

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

Swimming

6/10

Cycling

9/10

Walking

9/10

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 Undervelier's climate page.

More climate data for Undervelier

Temperature Rainfall Sunshine Humidity

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