About Rothenbrunnen
Rothenbrunnen is a Swiss municipality located in the canton of Graubünden (GR), at 46.776° latitude and 9.421° longitude. The municipality is part of the eastern Alps, alpine climate with snowy winters and cool summers. Also known as Rothenbrunnen, Rothenbrunnen benefits from precise weather monitoring with hourly and 15-day forecasts.
Climate of Rothenbrunnen
The climate in Rothenbrunnen 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 Rothenbrunnen and neighboring municipalities.
On this page you will find the detailed weather forecast for Rothenbrunnen: current temperature, 48-hour hourly forecast, 15-day forecast, air quality, UV index, wind, precipitation and weather alerts. Updated hourly.
Climate of Rothenbrunnen: 1991–2020 normals
In Rothenbrunnen (623 m), the mean annual temperature is 10.1 °C. The warmest month is July (18.7 °C on average) and the coldest January (2.0 °C). About 891 mm of precipitation falls per year, peaking in August (123 mm) with a minimum in February (44 mm). The sun shines for about 1723 hours a year, mostly in July (206 h). On average there are 76 frost days and 14 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 31.1 °C and the absolute minimum −9.0 °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 | 2.0 °C | 13.5 °C | −9.0 °C | 57 | 96 | 20 | 0 |
| Feb | 2.4 °C | 14.5 °C | −8.3 °C | 44 | 111 | 16 | 0 |
| Mar | 5.6 °C | 17.9 °C | −5.3 °C | 55 | 143 | 9 | 0 |
| Apr | 9.1 °C | 21.0 °C | −1.7 °C | 54 | 157 | 2 | 1 |
| May | 13.3 °C | 25.9 °C | 3.3 °C | 73 | 172 | 0 | 6 |
| Jun | 16.9 °C | 29.8 °C | 6.7 °C | 98 | 188 | 0 | 12 |
| Jul | 18.7 °C | 31.1 °C | 9.1 °C | 105 | 206 | 0 | 17 |
| Aug | 18.5 °C | 30.3 °C | 8.7 °C | 123 | 190 | 0 | 15 |
| Sep | 14.6 °C | 25.9 °C | 5.2 °C | 80 | 157 | 0 | 5 |
| Oct | 11.1 °C | 23.0 °C | 0.6 °C | 69 | 130 | 1 | 1 |
| Nov | 6.2 °C | 18.1 °C | −3.9 °C | 71 | 92 | 9 | 0 |
| Dec | 2.9 °C | 13.5 °C | −7.5 °C | 61 | 81 | 19 | 0 |
| Year | 10.1 °C | 31.1 °C | −9.0 °C | 891 | 1723 | 76 | 56 |
Source: MeteoSwiss open data (1991–2020 normals) — stations Chur (13 km, 556 m), Crap Masegn (20 km, 2468 m), Arosa (20 km, 1878 m), adjusted to the elevation of Rothenbrunnen (623 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.
Nearby cities
Check the weather of cities near Rothenbrunnen:
- Weather Cazis
- Weather Rhäzüns
- Weather Domleschg
- Weather Domat/Ems
- Weather Bonaduz
- Weather Safiental
- Weather Fürstenau
- Weather Masein
- Weather Tamins
- Weather Scharans
- Weather Urmein
- Weather Felsberg
→ Nearby cities · Canton Graubünden
Frequently asked questions about weather in Rothenbrunnen
What is the weather in Rothenbrunnen today?
At the top of the page you will find the current temperature, precipitation and wind in Rothenbrunnen, updated in real time.
What is the 15-day forecast for Rothenbrunnen?
The "15-day forecast" section shows min/max temperatures, precipitation and wind expected for the next 15 days in Rothenbrunnen.
Will it rain tomorrow in Rothenbrunnen?
Check the 48-hour hourly forecast to see exactly when precipitation is expected in Rothenbrunnen.
What is the air quality in Rothenbrunnen?
The air quality section displays the AQI index and PM2.5, PM10 and ozone concentrations measured near Rothenbrunnen.
Are there weather alerts for Rothenbrunnen?
Weather alerts (storms, high winds, extreme temperatures) are shown as a banner at the top of the page when active.
At what altitude is Rothenbrunnen located?
Rothenbrunnen sits at around 623 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 Rothenbrunnen?
The warmest month in Rothenbrunnen is July, averaging 18.7 °C (1991–2020 normal). The coldest is January at 2.0 °C.
How much does it rain in Rothenbrunnen per year?
Rothenbrunnen receives about 891 mm of precipitation a year. The wettest month is August (123 mm), the driest February (44 mm).
When is the best time to visit Rothenbrunnen?
For warmth and sunshine: July (18.7 °C on average, 206 h of sun). The coldest month is January (2.0 °C). Check the 15-day forecast above for your dates.