Oensingen Weather in September

September in Oensingen brings pleasant temperatures, with daytime highs of 20°C (68°F) and nights around 10°C (50°F). Quite a bit of rainfall is expected, around 112 mm (4.4 in), so pack an umbrella.

Rainfall in Oensingen in September

Analyzing past climate data, one can expect approximately 13 days of rain, averaging 112 mm (4.4 in). The rain this month tends to fall in heavier spells rather than light drizzle. When it rains, showers can be significant.

Temperature in Oensingen in September

Daytime temperatures in Oensingen reach 20°C (68°F) in September, dropping to 10°C (50°F) at night. This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. 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 Oensingen 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 Oensingen.

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

Oensingen Temperature in September

Min Temperature 10°C (50°F)  

Max Temperature 20°C (68°F)  

Chance of Rain 43%  

Precipitation 112 mm (4.4 in)  

Rainy days 13 days  

Humidity 77% *  

Sunshine 162 hours *  

Percentage Sunshine 47% *  

* Data from: Basel, Switzerland (31 KM, 19 Miles).

What to Wear in Oensingen in September

For Oensingen in September, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Oensingen 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 Oensingen's climate page.

More climate data for Oensingen

Temperature Rainfall Sunshine Humidity

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