What’s the climate like in Valais?
The current climate of Valais features average monthly temperatures ranging from highs of 28°C during the day to lows of 5°C. The average yearly temperature is around 17°C. At night, temperatures in the colder months average around -2°C and in the warmer months around 16°C.
The highest temperature recorded in Valais in recent years was 41°C in August 2023. The lowest daytime temperature recorded was -6°C in January 2017.
On average, Valais gets 880 mm of precipitation each year. Of this, about 166 cm is snowfall. For comparison, UK gets 701 mm of precipitation each year.
Curious about the climate in other parts of Switzerland? Check out the weather and climate in places like Zurich, Geneva, Lugano, or have a look at other destinations in Switzerland.
Best time to visit Valais?
The best time to visit Valais for sunny weather is May through September. During this period, you'll have good temperatures and not too much rain, making it a great time to visit Valais. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.
Climate Table of Valais
The climate table of Valais shows the average temperatures, precipitation, snow, and UV index per month. The table gives an overview of the average day and night temperatures in degrees Celsius, the total amount of precipitation in millimetres, the total snowfall in centimetres, and the UV index for each month. Precipitation is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
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| Temp. max (°C) | 5 | 9 | 13 | 17 | 20 | 26 | 28 | 27 | 22 | 17 | 10 | 6 |
| Temp. min (°C) | -2 | 0 | 3 | 6 | 10 | 14 | 16 | 15 | 12 | 7 | 3 | -1 |
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| Precipitation (mm) | 122 | 44 | 50 | 31 | 66 | 49 | 64 | 68 | 29 | 45 | 57 | 255 |
| Snow (cm) | 47 | 27 | 14 | 4,9 | 1,6 | 0 | 0 | 0 | 0 | 0,6 | 21 | 51 |
| UV Index | 3 | 5 | 6 | 7 | 8 | 8 | 8 | 8 | 6 | 5 | 3 | 3 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
- Average yearly temperature: 17°C
- Highest temperature: 28°C in July
- Lowest temperature: 5°C in January
- Precipitation*: 880 mm per year, averaging 73 mm per month
- Snowfall: 166 cm per year
- Driest months: 29 mm in September, 31 mm in April and 44 mm in February
- Wettest months: 255 mm in December, 122 mm in January and 68 mm in August
*Precipitation is measured as a combination of rain, snow, and hail
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Table of Contents
Average Temperature per Month in Valais
This graph shows the average maximum temperatures per month in Valais, Switzerland. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.
Average Precipitation per Month in Valais
This graph shows how much precipitation Valais, Switzerland, gets on average per month. Precipitation is always measured as water, even if it's snow or hail. This makes it easy to compare how much has fallen, regardless of the form of precipitation. The amount of precipitation is measured in millimetres and the average is calculated based on the recorded precipitation per month from past years.
Average Snowfall per Month in Valais
This graph shows how much snow Valais, Switzerland, gets on average per month. The amount of snowfall is measured in centimetres and the average is calculated based on the recorded snowfall per month from past years.
Average UV Index per Month in Valais
This graph shows the average UV index per month in Valais, Switzerland. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Yearly Temperature in Valais
This graph shows the average yearly temperature in Valais, Switzerland. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.
Total Yearly Precipitation in Valais
This chart shows the total yearly precipitation in Valais, Switzerland, over the past few years. The total yearly precipitation, measured in millimetres, is the sum of all the rain that fell in the twelve months of that year.
Total Yearly Snowfall in Valais
This chart shows the total yearly snowfall in Valais, Switzerland, over the past few years. The total yearly snowfall, measured in centimetres, is the sum of all the snow that fell in the twelve months of that year.
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Average Weather in Valais by Month
Click on a month below to see detailed weather info for Valais. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
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