About Troistorrents
Troistorrents is a Swiss municipality located in the canton of Valais (VS), at 46.224° latitude and 6.934° longitude. The municipality is part of the Valais Alps, dry continental climate, among the sunniest in Switzerland. Also known as Troistorrents, Troistorrents benefits from precise weather monitoring with hourly and 15-day forecasts.
Climate of Troistorrents
The climate in Troistorrents is characteristic of the Valais Alps, dry continental climate, among the sunniest in Switzerland. Temperatures, precipitation and wind conditions vary throughout the year with local features linked to altitude and surrounding terrain. Our data comes from official weather stations and real-time Netatmo sensors for Troistorrents and neighboring municipalities.
On this page you will find the detailed weather forecast for Troistorrents: current temperature, 48-hour hourly forecast, 15-day forecast, air quality, UV index, wind, precipitation and weather alerts. Updated hourly.
Climate of Troistorrents: 1991–2020 normals
In Troistorrents (1084 m), the mean annual temperature is 7.4 °C. The warmest month is July (16.3 °C on average) and the coldest January (−1.4 °C). About 1158 mm of precipitation falls per year, peaking in July (139 mm) with a minimum in February (68 mm). The mean monthly maximum reaches 27.6 °C and the absolute minimum −10.8 °C.
Mean monthly precipitation (mm) — bar height relative to the wettest month.
| Month | Mean T | Abs. max | Abs. min | Precip. (mm) |
|---|---|---|---|---|
| Jan | −1.4 °C | 9.3 °C | −10.8 °C | 80 |
| Feb | −0.3 °C | 11.0 °C | −9.4 °C | 68 |
| Mar | 3.5 °C | 15.4 °C | −6.3 °C | 74 |
| Apr | 7.1 °C | 19.3 °C | −3.7 °C | 76 |
| May | 10.9 °C | 23.4 °C | 0.5 °C | 111 |
| Jun | 14.6 °C | 26.6 °C | 3.9 °C | 113 |
| Jul | 16.3 °C | 27.6 °C | 6.4 °C | 139 |
| Aug | 15.8 °C | 27.2 °C | 5.6 °C | 130 |
| Sep | 11.9 °C | 22.5 °C | 2.5 °C | 94 |
| Oct | 8.0 °C | 19.1 °C | −1.7 °C | 91 |
| Nov | 2.8 °C | 14.9 °C | −6.4 °C | 88 |
| Dec | −0.6 °C | 10.2 °C | −9.6 °C | 94 |
| Year | 7.4 °C | 27.6 °C | −10.8 °C | 1158 |
Source: MeteoSwiss open data (1991–2020 normals) — stations Evionnaz (8 km, 482 m), Aigle (11 km, 381 m), Les Diablerets (24 km, 2964 m), adjusted to the elevation of Troistorrents (1084 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.
Nearby cities
Check the weather of cities near Troistorrents:
- Weather Vérossaz
- Weather Collombey-Muraz
- Weather Massongex
- Weather Val-d'Illiez
- Weather Bex
- Weather Saint-Maurice
- Weather Lavey-Morcles
- Weather Evionnaz
- Weather Monthey
- Weather Ollon
- Weather Vionnaz
- Weather Champéry
→ Nearby cities · Canton Valais
⛷️ Ski resorts in this municipality: Morgins
Frequently asked questions about weather in Troistorrents
What is the weather in Troistorrents today?
At the top of the page you will find the current temperature, precipitation and wind in Troistorrents, updated in real time.
What is the 15-day forecast for Troistorrents?
The "15-day forecast" section shows min/max temperatures, precipitation and wind expected for the next 15 days in Troistorrents.
Will it rain tomorrow in Troistorrents?
Check the 48-hour hourly forecast to see exactly when precipitation is expected in Troistorrents.
What is the air quality in Troistorrents?
The air quality section displays the AQI index and PM2.5, PM10 and ozone concentrations measured near Troistorrents.
Are there weather alerts for Troistorrents?
Weather alerts (storms, high winds, extreme temperatures) are shown as a banner at the top of the page when active.
At what altitude is Troistorrents located?
Troistorrents sits at around 1084 m above sea level in the canton of Valais. This elevation directly affects the temperatures, rain-snow line and snow cover shown in the forecasts.
What is the warmest month in Troistorrents?
The warmest month in Troistorrents is July, averaging 16.3 °C (1991–2020 normal). The coldest is January at −1.4 °C.
How much does it rain in Troistorrents per year?
Troistorrents receives about 1158 mm of precipitation a year. The wettest month is July (139 mm), the driest February (68 mm).
When is the best time to visit Troistorrents?
For warmth and sunshine: July (16.3 °C on average, — h of sun). The coldest month is January (−1.4 °C). Check the 15-day forecast above for your dates.