Säntis (the highest mountain in the Alpstein massif) weather in September (Aargau, Switzerland)

How is the weather in Säntis (the highest mountain in the Alpstein massif) in September? Wondering if it's an optimal time for a visit? This page provides detailed information on the weather conditions for that month.

In September, Säntis (the highest mountain in the Alpstein massif) typically experiences moderate temperatures and heavy rainfall. Daytime temperatures hover around 17°C, while nights can cool down to about 8°C.

Säntis (the highest mountain in the Alpstein massif) in September falls under the rainy season with heavy rainfall, averaging around 178 mm for the month. Typically around 14 days of rainfall is expected.

The area enjoys a balanced 157 hours of sunlight. Ensuring it's neither too overcast nor too sunny.

So this is a great month to visit if you prefer dry days with pleasant temperatures. June, July, August and September typically offer the most optimal weather. In contrast, January, February, March, April, May, October, November and December tend to have less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Säntis (the highest mountain in the Alpstein massif) climate page with graphs.

 

Säntis (the highest mountain in the Alpstein massif), monthly averages in September

Min TemperatureMin Temperature 8°C  
Max TemperatureMax Temperature 17°C  
Chance of RainChance of Rain 46%  
PrecipitationPrecipitation 178 mm  
Rainy daysRainy days 14 days  
HumidityHumidity 78%  
WindspeedWindspeed 22 km/h  
SunshineSunshine 157 hours  
Percentage SunshinePercentage Sunshine  

Where to go in Switzerland in September

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

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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 Säntis (the highest mountain in the Alpstein massif) in September?

For visitors traveling to Säntis (the highest mountain in the Alpstein massif), 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 in September.

Swimming
6/10
Cycling
5/10
Walking
5/10
Camping
3/10

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Säntis (the highest mountain in the Alpstein massif).

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 climate conditions. Find out where to go with our weather planner.