Rheinfelden Weather in September

September in Rheinfelden sees daytime temperatures around 21°C (70°F) and lows of 10°C (50°F) at night. With around 100 mm (3.9 in) of rainfall expected, it's worth packing a rain jacket.

Rainfall in Rheinfelden in September

Analyzing past climate data, one can expect approximately 13 days of rain, averaging 100 mm (3.9 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Rheinfelden in September

In September, expect pleasant temperatures in Rheinfelden, with highs of 21°C (70°F) and lows of 10°C (50°F) at night. Conditions are often most pleasant around the middle of the day. With lows of 10°C (50°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.

Sunshine in Rheinfelden in September

With about 162 hours of sunshine, the area enjoys a nice balance of sun and overcast, creating a pleasant environment.

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

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

Rheinfelden Temperature in September

Min Temperature 10°C (50°F)  

Max Temperature 21°C (70°F)  

Chance of Rain 43%  

Precipitation 100 mm (3.9 in)  

Rainy days 13 days  

Humidity 77% *  

Sunshine 162 hours *  

Percentage Sunshine 47% *  

* Data from: Basel, Switzerland (15 KM, 9 Miles).

What to Wear in Rheinfelden 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. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Rheinfelden 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

8/10

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 Rheinfelden's climate page.

More climate data for Rheinfelden

Temperature Rainfall Sunshine Humidity

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