Arlesheim Weather in September

In Arlesheim, September brings pleasant daytime temperatures around 21°C (70°F), with nights cooling to 10°C (50°F). Expect quite a bit of rainfall this month.

Rainfall in Arlesheim in September

Rain is expected on roughly 13 days, totalling around 102 mm (4 in) for the month. 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 Arlesheim in September

September in Arlesheim brings pleasant temperatures, with highs of 21°C (70°F) and nights around 10°C (50°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With overnight lows of 10°C (50°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Arlesheim in September

The area experiences a moderate amount of sunshine, with approximately 162 hours of sunlight expected. This means a decent mix of sun and overcast.

If you favor pleasant temperatures and minimal rainfall, September is one of the best months to visit Arlesheim.

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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 Arlesheim's climate page.

Arlesheim Temperature in September

Min Temperature 10°C (50°F)  

Max Temperature 21°C (70°F)  

Chance of Rain 42%  

Precipitation 102 mm (4 in)  

Rainy days 13 days  

Humidity 77% *  

Sunshine 162 hours *  

Percentage Sunshine 47% *  

* Data from: Basel, Switzerland (7 KM, 4 Miles).

What to Wear in Arlesheim 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. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Arlesheim 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

6/10

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 Arlesheim's climate page.

More climate data for Arlesheim

Temperature Rainfall Sunshine Humidity

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