Sarnen weather in September (Obwalden, Switzerland)

Will it be rainy or sunny in Sarnen this September? Is now the perfect time to visit? Find all the weather insights for this month on this page.

Temperatures

The month of September in Sarnen typically includes moderate temperatures and heavy rainfall. Expect the temperatures during the day to hover around 16°C. At night, they will likely drop to about 8°C.

Precipitation

Sarnen in September falls under the rainy season with heavy rainfall, averaging around 178 mm for the month. Records from the past 30 years suggest that around 14 days will experience rain.

Average sunshine

The area enjoys a balanced 138 hours of sunlight, ensuring it's neither too overcast nor too sunny.

If you favor pleasant temperatures and minimal rainfall, September is one of the better months to visit Sarnen. July, August and September typically offer the most agreeable circumstances. On the other hand, January, February, March, April, May, June, October, November and December tend to be characterized by conditions that may not be as optimal.

For an in-depth look at the yearly conditions, visit our specialized Sarnen climate page with graphs.

 

Sarnen, monthly averages in September

Min Temperature 8°C  

Max Temperature 16°C  

Chance of Rain 47%  

Precipitation 178 mm  

Rainy days 14 days  

Humidity 78% *  

Sunshine 138 hours *  

Percentage Sunshine 52% *  

Data from: Altdorf, Switzerland (29 KM, 18 Miles).

Where to go in Switzerland in September

Find out more about the weather in Switzerland and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to Sarnen, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

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

Swimming

5/10

Cycling

5/10

Walking

5/10

Camping

3/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Sarnen.

Our site offers climate and forecast data for every country in the world. Are you going to Switzerland? On this website you can find historical weather averages for many cities in Switzerland. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.