About Trun
Trun is a Swiss municipality located in the canton of Graubünden (GR), at 46.729° latitude and 8.980° longitude. The municipality is part of the eastern Alps, alpine climate with snowy winters and cool summers. Also known as Trun, Trun benefits from precise weather monitoring with hourly and 15-day forecasts.
Climate of Trun
The climate in Trun is characteristic of the eastern Alps, alpine climate with snowy winters and cool summers. 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 Trun and neighboring municipalities.
On this page you will find the detailed weather forecast for Trun: current temperature, 48-hour hourly forecast, 15-day forecast, air quality, UV index, wind, precipitation and weather alerts. Updated hourly.
Climate of Trun: 1991–2020 normals
In Trun (1294 m), the mean annual temperature is 6.4 °C. The warmest month is July (14.9 °C on average) and the coldest January (−1.6 °C). About 1224 mm of precipitation falls per year, peaking in August (146 mm) with a minimum in February (56 mm). The sun shines for about 1583 hours a year, mostly in July (197 h). On average there are 122 frost days and 2 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 27.1 °C and the absolute minimum −12.5 °C.
Mean monthly precipitation (mm) — bar height relative to the wettest month.
| Month | Mean T | Abs. max | Abs. min | Precip. (mm) | Sunshine (h) | Frost days | Summer days |
|---|---|---|---|---|---|---|---|
| Jan | −1.6 °C | 9.5 °C | −12.5 °C | 73 | 86 | 26 | 0 |
| Feb | −1.4 °C | 10.4 °C | −12.3 °C | 56 | 96 | 23 | 0 |
| Mar | 1.8 °C | 14.1 °C | −9.5 °C | 75 | 137 | 18 | 0 |
| Apr | 5.3 °C | 17.2 °C | −5.6 °C | 88 | 142 | 10 | 0 |
| May | 9.4 °C | 21.9 °C | −0.5 °C | 117 | 149 | 1 | 0 |
| Jun | 13.0 °C | 26.3 °C | 2.7 °C | 123 | 173 | 0 | 6 |
| Jul | 14.9 °C | 27.1 °C | 5.4 °C | 123 | 197 | 0 | 9 |
| Aug | 14.7 °C | 26.5 °C | 5.1 °C | 146 | 183 | 0 | 8 |
| Sep | 10.9 °C | 22.5 °C | 1.3 °C | 120 | 155 | 0 | 1 |
| Oct | 7.4 °C | 19.1 °C | −2.7 °C | 111 | 118 | 4 | 0 |
| Nov | 2.5 °C | 14.2 °C | −7.6 °C | 111 | 75 | 15 | 0 |
| Dec | −0.7 °C | 10.4 °C | −11.6 °C | 82 | 72 | 23 | 0 |
| Year | 6.4 °C | 27.1 °C | −12.5 °C | 1224 | 1583 | 122 | 23 |
Source: MeteoSwiss open data (1991–2020 normals) — stations Disentis (10 km, 1197 m), Crap Masegn (20 km, 2468 m), Elm (26 km, 958 m), adjusted to the elevation of Trun (1294 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.
Nearby cities
Check the weather of cities near Trun:
- Weather Sumvitg
- Weather Breil/Brigels
- Weather Obersaxen Mundaun
- Weather Medel (Lucmagn)
- Weather Disentis/Mustér
- Weather Lumnezia
- Weather Tujetsch
- Weather Vals
- Weather Ilanz/Glion
- Weather Schluein
- Weather Falera
- Weather Unterschächen
→ Nearby cities · Canton Graubünden
Frequently asked questions about weather in Trun
What is the weather in Trun today?
At the top of the page you will find the current temperature, precipitation and wind in Trun, updated in real time.
What is the 15-day forecast for Trun?
The "15-day forecast" section shows min/max temperatures, precipitation and wind expected for the next 15 days in Trun.
Will it rain tomorrow in Trun?
Check the 48-hour hourly forecast to see exactly when precipitation is expected in Trun.
What is the air quality in Trun?
The air quality section displays the AQI index and PM2.5, PM10 and ozone concentrations measured near Trun.
Are there weather alerts for Trun?
Weather alerts (storms, high winds, extreme temperatures) are shown as a banner at the top of the page when active.
At what altitude is Trun located?
Trun sits at around 1294 m above sea level in the canton of Graubünden. This elevation directly affects the temperatures, rain-snow line and snow cover shown in the forecasts.
What is the warmest month in Trun?
The warmest month in Trun is July, averaging 14.9 °C (1991–2020 normal). The coldest is January at −1.6 °C.
How much does it rain in Trun per year?
Trun receives about 1224 mm of precipitation a year. The wettest month is August (146 mm), the driest February (56 mm).
When is the best time to visit Trun?
For warmth and sunshine: July (14.9 °C on average, 197 h of sun). The coldest month is January (−1.6 °C). Check the 15-day forecast above for your dates.