Grenchen weather in September (Canton of Solothurn, Switzerland)
What can you expect from the weather in Grenchen during September? Wondering if it's the right time to visit? Browse this page for a comprehensive overview of the weather conditions for that month.
In September, Grenchen typically experiences pleasant temperatures and high rainfall. Daytime temperatures hover around 20°C, while nights can cool down to about 10°C.
Grenchen in September usually receives high rainfall, averaging around 116 mm for the month. Based on our climate data of the past 30 years, about 13 days of rain are anticipated.
The city usually sees around 176 hours of sunlight, indicating a moderately sunny period.
If you're inclined towards comfortable temperatures and drier conditions, September is a prime time to visit Grenchen. June, July, August and September typically offer the best circumstances. While January, February, November and December tend to showcase less optimal conditions.
For an in-depth look at the yearly conditions, visit our specialized Grenchen climate page with graphs.
Grenchen, monthly averages in September
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.
So, what should you wear in Grenchen in September?
For visitors traveling to Grenchen, 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.
Interested in more climate information?
Weather and Climate provides you with all the information you need about the climate in Grenchen.
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.