Arolla Weather in September
Thinking of visiting Arolla in September? Expect low temperatures reaching 11°C (52°F) during the day, dropping to 1°C (34°F) at night, and note that quite a bit of rainfall is likely.
Rainfall in Arolla in September
The climate data from previous years indicates about 15 days of rain, averaging 110 mm (4.3 in) for the month. This month brings frequent, heavy showers. Both the number of wet days and the rainfall totals are on the high side.
Temperature in Arolla in September
Temperatures in Arolla in September top out at 11°C (52°F) and drop to 1°C (34°F) overnight. Cold conditions persist throughout the day, so warm clothing is important from the moment you head outside. Nights fall to 1°C (34°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 Arolla in September
You can expect a moderate amount of sunlight, with approximately 166 hours. This means a pleasant mix of sun and overcast.September in Arolla has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.
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 Arolla's climate page.
Arolla Temperature in September
Min Temperature
1°C (34°F)
Max Temperature
11°C (52°F)
Chance of Rain
51%
Precipitation
110 mm (4.3 in)
Rainy days
15 days
Humidity
70% *
Sunshine
166 hours *
Percentage Sunshine
69% *
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 →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Arolla in September
Pack for changing conditions in Arolla in September. Bring a mix of short and long sleeves, a warm layer like a hoodie or light jacket, and comfortable pants. The key is being able to add or remove layers as the days goes by. Prepare for significant rainfall with proper waterproof clothing and shoes. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.What To Do in Arolla in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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 Arolla's climate page.
Temperature Rainfall Sunshine Humidity
See the full Arolla climate overview or explore weather in Switzerland.
