Appenzell Weather in September

September in Appenzell typically sees daytime highs of 18°C (64°F) and nighttime lows of 9°C (48°F). Rainfall is also possible this month, so it's worth packing an umbrella.

Rainfall in Appenzell in September

Typically, you can expect about 14 days of rain this month, with 159 mm (6.3 in) on average. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Appenzell in September

September in Appenzell brings pleasant temperatures, with highs of 18°C (64°F) and nights around 9°C (48°F). This creates a mild day-to-night pattern that is generally easy to manage with the right clothing. Nights fall to 9°C (48°F), which is cold enough to feel it indoors too. A good thick duvet makes all the difference for a comfortable night's sleep.

Sunshine in Appenzell in September

The month brings about 155 hours of sunlight, offering a comfortable mix of sun and overcast.

If you're inclined towards comfortable temperatures and drier conditions, September is a good time to visit Appenzell.

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• January
• February
• March
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• May
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• August

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• October
• November
• December

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

Appenzell Temperature in September

Min Temperature 9°C (48°F)  

Max Temperature 18°C (64°F)  

Chance of Rain 45%  

Precipitation 159 mm (6.3 in)  

Rainy days 14 days  

Humidity 78% *  

Sunshine 155 hours *  

Percentage Sunshine 44% *  

* Data from: St. Gallen, Switzerland (10 KM, 6 Miles).

What to Wear in Appenzell 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. Bring sunglasses since you'll have some sunny periods throughout the month

What To Do in Appenzell in September

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

Swimming

6/10

Camping

3/10

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 Appenzell's climate page.

More climate data for Appenzell

Temperature Rainfall Sunshine Humidity

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