About Thun
Thun is a Swiss municipality located in the canton of Bern (BE), at 46.756° latitude and 7.624° longitude. The municipality is part of the Swiss plateau, transitional temperate oceanic climate with four distinct seasons. Also known as Thun, Thun benefits from precise weather monitoring with hourly and 15-day forecasts.
Climate of Thun
The climate in Thun is characteristic of the Swiss plateau, transitional temperate oceanic climate with four distinct seasons. 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 Thun and neighboring municipalities.
On this page you will find the detailed weather forecast for Thun: current temperature, 48-hour hourly forecast, 15-day forecast, air quality, UV index, wind, precipitation and weather alerts. Updated hourly.
Climate of Thun: 1991–2020 normals
In Thun (562 m), the mean annual temperature is 9.6 °C. The warmest month is July (18.6 °C on average) and the coldest January (0.8 °C). About 1168 mm of precipitation falls per year, peaking in August (142 mm) with a minimum in February (61 mm). The sun shines for about 1626 hours a year, mostly in July (223 h). On average there are 99 frost days and 6 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 31.0 °C and the absolute minimum −9.5 °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 | 0.8 °C | 12.1 °C | −9.5 °C | 65 | 67 | 24 | 0 |
| Feb | 1.6 °C | 13.7 °C | −9.2 °C | 61 | 82 | 21 | 0 |
| Mar | 5.4 °C | 18.4 °C | −5.3 °C | 70 | 129 | 14 | 0 |
| Apr | 9.1 °C | 22.4 °C | −1.5 °C | 84 | 164 | 4 | 0 |
| May | 13.2 °C | 26.8 °C | 2.5 °C | 129 | 183 | 0 | 3 |
| Jun | 16.8 °C | 30.1 °C | 6.4 °C | 131 | 200 | 0 | 10 |
| Jul | 18.6 °C | 31.0 °C | 9.1 °C | 142 | 223 | 0 | 14 |
| Aug | 18.3 °C | 30.5 °C | 8.2 °C | 142 | 199 | 0 | 13 |
| Sep | 14.3 °C | 25.5 °C | 4.9 °C | 98 | 152 | 0 | 3 |
| Oct | 10.1 °C | 21.4 °C | 0.3 °C | 86 | 103 | 2 | 0 |
| Nov | 4.9 °C | 16.5 °C | −4.8 °C | 76 | 68 | 11 | 0 |
| Dec | 1.6 °C | 12.2 °C | −8.5 °C | 83 | 56 | 22 | 0 |
| Year | 9.6 °C | 31.0 °C | −9.5 °C | 1168 | 1626 | 99 | 43 |
Source: MeteoSwiss open data (1991–2020 normals) — stations Interlaken (21 km, 578 m), Langnau i.E. (25 km, 744 m), Plaffeien (27 km, 1042 m), adjusted to the elevation of Thun (562 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.
Nearby cities
Check the weather of cities near Thun:
- Weather Hilterfingen
- Weather Heimberg
- Weather Uetendorf
- Weather Steffisburg
- Weather Oberhofen am Thunersee
- Weather Fahrni
- Weather Thierachern
- Weather Heiligenschwendi
- Weather Amsoldingen
- Weather Spiez
- Weather Homberg
- Weather Reutigen
Frequently asked questions about weather in Thun
What is the weather in Thun today?
At the top of the page you will find the current temperature, precipitation and wind in Thun, updated in real time.
What is the 15-day forecast for Thun?
The "15-day forecast" section shows min/max temperatures, precipitation and wind expected for the next 15 days in Thun.
Will it rain tomorrow in Thun?
Check the 48-hour hourly forecast to see exactly when precipitation is expected in Thun.
What is the air quality in Thun?
The air quality section displays the AQI index and PM2.5, PM10 and ozone concentrations measured near Thun.
Are there weather alerts for Thun?
Weather alerts (storms, high winds, extreme temperatures) are shown as a banner at the top of the page when active.
At what altitude is Thun located?
Thun sits at around 562 m above sea level in the canton of Bern. This elevation directly affects the temperatures, rain-snow line and snow cover shown in the forecasts.
What is the warmest month in Thun?
The warmest month in Thun is July, averaging 18.6 °C (1991–2020 normal). The coldest is January at 0.8 °C.
How much does it rain in Thun per year?
Thun receives about 1168 mm of precipitation a year. The wettest month is August (142 mm), the driest February (61 mm).
When is the best time to visit Thun?
For warmth and sunshine: July (18.6 °C on average, 223 h of sun). The coldest month is January (0.8 °C). Check the 15-day forecast above for your dates.