The region: Val d'Hérens
Val d'Hérens (Valais): the weather above is computed at the centre of the region (1400 m). Below you will find the forecasts for the 3 municipalities, 4 ski resorts, 0 lakes and 0 passes or summits within 12 km — the terrain makes the weather vary a lot from one valley to the next: use the page of the exact place.
Climate of Val d'Hérens: 1991–2020 normals
In Val d'Hérens (1400 m), the mean annual temperature is 6.9 °C. The warmest month is July (15.1 °C on average) and the coldest February (−0.4 °C). About 657 mm of precipitation falls per year, peaking in July (79 mm) with a minimum in February (36 mm). The mean monthly maximum reaches 26.4 °C and the absolute minimum −11.3 °C.
Mean monthly precipitation (mm) — bar height relative to the wettest month.
| Month | Mean T | Abs. max | Abs. min | Precip. (mm) |
|---|---|---|---|---|
| Jan | −0.3 °C | 10.0 °C | −11.1 °C | 44 |
| Feb | −0.4 °C | 10.6 °C | −11.3 °C | 36 |
| Mar | 2.4 °C | 13.9 °C | −8.8 °C | 37 |
| Apr | 5.4 °C | 17.1 °C | −5.3 °C | 45 |
| May | 9.3 °C | 21.2 °C | −0.7 °C | 72 |
| Jun | 13.0 °C | 25.2 °C | 2.8 °C | 72 |
| Jul | 15.1 °C | 26.4 °C | 5.3 °C | 79 |
| Aug | 15.0 °C | 26.0 °C | 4.7 °C | 76 |
| Sep | 11.3 °C | 22.0 °C | 1.9 °C | 49 |
| Oct | 8.0 °C | 19.2 °C | −2.3 °C | 48 |
| Nov | 3.3 °C | 14.9 °C | −7.2 °C | 49 |
| Dec | 0.7 °C | 11.2 °C | −9.9 °C | 50 |
| Year | 6.9 °C | 26.4 °C | −11.3 °C | 657 |
Source: MeteoSwiss open data (1991–2020 normals) — stations Evolène / Villa (3 km, 1825 m), Les Attelas (16 km, 2734 m), Sion (18 km, 482 m), adjusted to the elevation of Val d'Hérens (1400 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.
Municipalities in the region
- Evolène 3 km · 1583 m
- Saint-Martin (VS) 8 km · 1341 m
- Hérémence 9 km · 1594 m
⛷️ Ski resorts
- Evolène 1370–2680 m
- Grimentz 1570–2900 m
- Arolla 2000–3000 m
- Thyon 2000 2000–2460 m
📍 Places to visit
Frequently asked questions about the weather: Val d'Hérens
What is the weather like in Val d'Hérens today?
The weather at the top of the page gives conditions at the centre of the region (1400 m); for a specific town pick it in the “Municipalities in the region” list — each page has its own hourly and 15-day forecast.
What is the climate of Val d'Hérens?
At the centre of the region (1400 m) the mean annual temperature is 6.9 °C with 657 mm of precipitation a year; the warmest month is July (15.1 °C) and the coldest February (−0.4 °C). Valleys and summits differ markedly.
What is the warmest month in Val d'Hérens?
The warmest month in Val d'Hérens is July, averaging 15.1 °C (1991–2020 normal). The coldest is February at −0.4 °C.
How much does it rain in Val d'Hérens per year?
Val d'Hérens receives about 657 mm of precipitation a year. The wettest month is July (79 mm), the driest February (36 mm).
When is the best time to visit Val d'Hérens?
For warmth and sunshine: July (15.1 °C on average, — h of sun). The coldest month is February (−0.4 °C). Check the 15-day forecast above for your dates.