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Hergiswil Weather in September

Hergiswil in September averages 18°C (64°F) during the day and 9°C (48°F) at night. September is part of the rainy season, so frequent rainfall is typical.

Rainfall in Hergiswil in September

As part of the rainy season, Hergiswil sees around 14 days of rain in September, with an average of 177 mm (7 in). The rainy season here brings regular, substantial showers. It's worth being prepared for rain on most days you're out.

Temperature in Hergiswil in September

September in Hergiswil brings moderate temperatures, with highs of 18°C (64°F) and nights around 9°C (48°F). Temperatures can feel cooler in the morning and evening, so layering is often the best approach. At 9°C (48°F) overnight, it gets properly cold after dark. On the bright side, cold nights tend to make for excellent sleeping conditions.

Sunshine in Hergiswil in September

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

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

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

Hergiswil Temperature in September

Min TemperatureMin Temperature 9°C (48°F)  
Max TemperatureMax Temperature 18°C (64°F)  
Chance of RainChance of Rain 46%  
PrecipitationPrecipitation 177 mm (7 in)  
Rainy daysRainy days 14 days  
HumidityHumidity 78% *  
SunshineSunshine 138 hours *  
Percentage SunshinePercentage Sunshine 52% *  
* Data from: Altdorf, Switzerland (27 KM, 17 Miles).

Best Places in Switzerland in September

Find out more about the weather in Switzerland and which places have the best travel conditions in this month. See all of Switzerland in September →

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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 (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

What to Wear in Hergiswil in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. It's going to pour! Pack a good poncho and prepare for very wet conditions. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Hergiswil in September

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

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

Select a Month

Check the conditions for any month of the year.

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

More climate data for Hergiswil