Grimisuat weather in September (Canton of Valais, Switzerland)

What does the weather outlook for Grimisuat look like in September? Discover if this is the best time for your journey with our detailed monthly weather breakdown.

Temperatures

The typical weather for September in Grimisuat includes moderate temperatures and high rainfall. Expect temperatures to climb to 15°C during the day, with nighttime readings dropping to 4°C.

Precipitation

Grimisuat in September usually receives high rainfall, averaging around 127 mm for the month. Analyzing past climate data, one can expect approximately 14 days of rain.

Average sunshine

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

Should you favor a climate that's both dry and comfortably warm July and August typically offer the most agreeable circumstances. On the other hand, January, February, March, April, May, October, November and December tend to be characterized by conditions that may not be as optimal.

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

 

Grimisuat, monthly averages in September

Min Temperature 4°C  

Max Temperature 15°C  

Chance of Rain 46%  

Precipitation 127 mm  

Rainy days 14 days  

Humidity 71% *  

Windspeed 7 km/h *  

Sunshine 210 hours *  

Percentage Sunshine 65% *  

Data from: Sion, Switzerland (6 KM, 3 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.

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 Grimisuat.

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.