Spring (March–May): Avg. -1.4°C–5.5°C, cold and dry climate, with more rainfall in March. Common activities: Skiing (snow may still be present in early March), hiking (starting in May). Recommended clothing: Warm jacket, hat, gloves, waterproof clothing.
Summer (June–August): Avg. 10.6°C–14.8°C, mild and dry climate, abundant sunshine. Common activities: Hiking, cycling, mountaineering, enjoying mountain views. Recommended clothing: Light jacket, long-sleeved shirt, comfortable and breathable pants.
Autumn (September–November): Avg. 4.4°C–6.8°C, cool and dry climate, less rainfall. Common activities: Hiking, viewing autumn leaves (if altitude permits). Recommended clothing: Warm jacket, long pants, comfortable shoes.
Winter (December–February): Avg. -5.3°C–-1.4°C, cold and dry climate, less snowfall. Common activities: Skiing, snowshoeing. Recommended clothing: Heavy warm jacket, snow pants, waterproof and windproof clothing, warm hat, gloves, scarf.
Valais climatological average
Annual average temperature: approx. 3.7°C / Annual rainfall: approx. 48 mm / Summer humidity: 40%–50% / Rainiest month: March
Valais monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
-4.8°C
3.4
February
-1.4°C
2.2
March
-1.4°C
6.3
April
0.8°C
3.3
May
5.5°C
6.1
June
10.6°C
4.7
July
14.1°C
3.5
August
14.8°C
2.2
September
6.8°C
4.7
October
4.4°C
3.4
November
-0.3°C
3.7
December
-5.3°C
4.6
Valais weather for the next seven days
12/27
Saturday
Sunny
3.3°C/-4.9°C
12/28
Sunday
Sunny
4.8°C/-3.4°C
12/29
Monday
Sunny
4.3°C/-4.3°C
12/30
Tuesday
Sunny
2.8°C/-4.9°C
12/31
Wednesday
Sunny
0.6°C/-8.5°C
1/1
Thursday
Partly Cloudy
-4.6°C/-8.9°C
1/2
Friday
Partly Cloudy
-6.2°C/-10.9°C
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