Valais Weather May
To help you choose the best time to travel, you can find climate data below on the weather in Valais in May.
| Valais Weather May: | Sion | Zermatt | |
 | average daily high | +21°C | +13.5°C |
 | average daily low | +8.7°C | +2.9°C |
 | daylight hours | 15.6h | 15.6h |
 | sunny/overcast hours | 7.0/8.6h | 5.0/10.6h |
 | average monthly precipitation | 49 mm | 74 mm |
Temperature in Valais
The average daily maximum in May is +21 — +13.5°C, and the minimum +8.7 — +2.9°C.
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Precipitation
The normal amount of precipitation for May is from 49 to 74 mm, which may cause a change of plans on certain days.