Grimentz weather in September (Canton of Valais, Switzerland)

What does the weather outlook for Grimentz look like in September? Thinking about a visit? Explore this page for a full overview of the weather conditions this month.

Temperatures

Typically, September in Grimentz includes moderate temperatures and high rainfall. Daytime temperatures hover around 13°C, while nights can cool down to about 2°C.

Precipitation

Grimentz in September usually receives high rainfall, averaging around 118 mm for the month. On average, there are about 15 days with rain during this month.

Average sunshine

Expect sunny days throughout the month, with an estimated 210 hours of sunshine. Making it a pleasant time to visit Grimentz.

If you're looking for dry conditions and comfortable temperatures, September may not be the ideal month to visit Grimentz. June, July and August generally stand out with the best circumstances. While January, February, March, April, May, September, October, November and December tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Grimentz climate page with graphs.

 

Grimentz, monthly averages in September

Min Temperature 2°C  

Max Temperature 13°C  

Chance of Rain 49%  

Precipitation 118 mm  

Rainy days 15 days  

Humidity 71% *  

Windspeed 7 km/h *  

Sunshine 210 hours *  

Percentage Sunshine 65% *  

Data from: Sion, Switzerland (19 KM, 11 Miles).

Where to go in Switzerland in September

Find out more about the weather in Switzerland and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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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).

So, what should you wear in this month?

Plan on layering your clothes. Some days or part of the day it will be nice and warm and some moments it can be a bit chilly. Bring a rain jacket in case it rains during your stay.

What To Do

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

Swimming

4/10

Cycling

5/10

Walking

5/10

Camping

3/10

Outdoor sports

9/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Grimentz.

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 travel conditions. Find out where to go with our weather planner.