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Appenzell Ausserrhoden weather in September

Planning a journey to Appenzell Ausserrhoden this September and curious over the weather conditions to await? Your essential details are found on this page, answering your query:

What is the weather like in Appenzell Ausserrhoden in September?

Appenzell Ausserrhoden is a region in Switzerland. September in Appenzell Ausserrhoden generally has pleasant temperatures, with precipitation levels ranging from high to heavy.

You can expect pleasant maximum daytime temperatures of around 18°C and nighttime temperatures around 9°C in Appenzell.

In September, precipitation varies across different areas. From high rainfall in Wolfhalden with an average of 136 mm to heavy rainfall in Schönengrund with 168 mm. Most areas experience a moderate amount of sunshine, with approximately 155 hours of sunlight expected in Appenzell. This makes it neither too gloomy nor overly bright.

To learn more about the conditions in specific areas of Appenzell Ausserrhoden in September, check out the map below. For more details on the yearly weather, visit our Appenzell Ausserrhoden climate page.

Where to go in Appenzell Ausserrhoden in September

Find the average weather conditions in September for the most popular destinations in Appenzell Ausserrhoden on the map below. Click on a destination dot for more detailed information.

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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).

Popular destinations in Appenzell Ausserrhoden

What is the weather like in September for the 5 most popular destinations in Appenzell Ausserrhoden?

Average weather in Appenzell

In September Appenzell generally has pleasant temperatures with maximum daytime temperatures around 18°C, minimum nighttime temperatures around 9°C and high monthly rainfall. So on average the conditions are tolerable that month.

Appenzell
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
23°C 
13°C 
210 hours 
217 mm 
18 days 
18°C 
9°C 
155 hours 
159 mm 
14 days 
October   >> October
>>  
14°C 
5°C 
100 hours 
120 mm 
13 days 
Climate in Appenzell

Average weather in Gais

In September Gais generally has pleasant temperatures with maximum daytime temperatures around 19°C, minimum nighttime temperatures around 10°C and high monthly rainfall. So on average the conditions are tolerable that month.

Gais
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
23°C 
13°C 
210 hours 
203 mm 
18 days 
19°C 
10°C 
155 hours 
151 mm 
13 days 
October   >> October
>>  
14°C 
6°C 
100 hours 
116 mm 
13 days 
Climate in Gais

Average weather in Heiden

In September Heiden generally has pleasant temperatures with maximum daytime temperatures around 19°C, minimum nighttime temperatures around 10°C and high monthly rainfall. So on average the conditions are tolerable that month.

Heiden
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
23°C 
14°C 
210 hours 
177 mm 
17 days 
19°C 
10°C 
155 hours 
137 mm 
13 days 
October   >> October
>>  
14°C 
7°C 
100 hours 
108 mm 
12 days 
Climate in Heiden

Average weather in Herisau

In September Herisau generally has pleasant temperatures with maximum daytime temperatures around 19°C, minimum nighttime temperatures around 10°C and high monthly rainfall. So on average the conditions are tolerable that month.

Herisau
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
23°C 
13°C 
210 hours 
216 mm 
18 days 
19°C 
10°C 
155 hours 
157 mm 
13 days 
October   >> October
>>  
14°C 
6°C 
100 hours 
119 mm 
13 days 
Climate in Herisau

Average weather in Schönengrund

In September Schönengrund generally has pleasant temperatures with maximum daytime temperatures around 18°C, minimum nighttime temperatures around 9°C and heavy monthly rainfall. So on average the conditions are tolerable that month.

Schönengrund
minimum temparatureMax temperature minimum temparatureMax temp
maximum temparatureMin temperature maximum temparatureMin temp
sun hoursMonthly sun hours sun hoursSun hours
precipitationMonthly rainfall precipitationRainfall
rain daysMonthly rainy days rain daysRainy days
conditionsWeather conditions conditionsWeather
<<   August August
<<  
22°C 
13°C 
170 hours 
234 mm 
18 days 
18°C 
9°C 
157 hours 
168 mm 
14 days 
October   >> October
>>  
14°C 
6°C 
160 hours 
124 mm 
13 days 
Climate in Schönengrund

Is your destination not in the list? Have a look at other destinations in Appenzell Ausserrhoden, in Switzerland.

Is September the best time to visit Appenzell Ausserrhoden?

We believe that September is one of the best times to visit Appenzell Ausserrhoden with overall tolerable weather in Appenzell. However, the weather conditions may vary depending on your destination.

On average, the best time to visit Appenzell Ausserrhoden is in September with generally tolerable weather in Appenzell. On the other hand, the months of January, February, March, April, November and December tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Appenzell Ausserrhoden. Interested in the weather conditions in a specific month? Select the month below.

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