About Trimbach
Trimbach is a Swiss municipality located in the canton of Solothurn (SO), at 47.357° latitude and 7.904° longitude. The municipality is part of the Swiss plateau, transitional temperate oceanic climate with four distinct seasons. Also known as Trimbach, Trimbach benefits from precise weather monitoring with hourly and 15-day forecasts.
Climate of Trimbach
The climate in Trimbach 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 Trimbach and neighboring municipalities.
On this page you will find the detailed weather forecast for Trimbach: current temperature, 48-hour hourly forecast, 15-day forecast, air quality, UV index, wind, precipitation and weather alerts. Updated hourly.
Climate of Trimbach: 1991–2020 normals
In Trimbach (522 m), the mean annual temperature is 9.5 °C. The warmest month is July (18.7 °C on average) and the coldest January (0.8 °C). About 1006 mm of precipitation falls per year, peaking in August (111 mm) with a minimum in February (57 mm). The sun shines for about 1653 hours a year, mostly in July (231 h). On average there are 74 frost days and 8 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 32.1 °C and the absolute minimum −8.9 °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 | 11.1 °C | −8.9 °C | 67 | 58 | 19 | 0 |
| Feb | 1.5 °C | 13.2 °C | −8.3 °C | 57 | 83 | 16 | 0 |
| Mar | 5.4 °C | 18.4 °C | −5.0 °C | 66 | 137 | 10 | 0 |
| Apr | 9.2 °C | 22.8 °C | −1.7 °C | 75 | 170 | 3 | 0 |
| May | 13.2 °C | 26.8 °C | 2.5 °C | 105 | 187 | 0 | 3 |
| Jun | 16.9 °C | 30.4 °C | 6.3 °C | 101 | 210 | 0 | 9 |
| Jul | 18.7 °C | 32.1 °C | 9.0 °C | 110 | 231 | 0 | 13 |
| Aug | 18.2 °C | 30.8 °C | 8.4 °C | 111 | 213 | 0 | 12 |
| Sep | 14.0 °C | 25.9 °C | 4.5 °C | 78 | 158 | 0 | 3 |
| Oct | 9.7 °C | 21.1 °C | 0.4 °C | 79 | 99 | 1 | 0 |
| Nov | 4.6 °C | 15.1 °C | −3.9 °C | 75 | 59 | 8 | 0 |
| Dec | 1.5 °C | 11.5 °C | −7.4 °C | 84 | 48 | 17 | 0 |
| Year | 9.5 °C | 32.1 °C | −8.9 °C | 1006 | 1653 | 74 | 40 |
Source: MeteoSwiss open data (1991–2020 normals) — stations Gösgen (5 km, 380 m), Rünenberg (9 km, 611 m), Buchs / Aarau (14 km, 387 m), adjusted to the elevation of Trimbach (522 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.
Nearby cities
Check the weather of cities near Trimbach:
- Weather Aarburg
- Weather Olten
- Weather Winznau
- Weather Starrkirch-Wil
- Weather Wangen bei Olten
- Weather Obergösgen
- Weather Oftringen
- Weather Dulliken
- Weather Wisen (SO)
- Weather Rickenbach (SO)
- Weather Lostorf
- Weather Hauenstein-Ifenthal
→ Nearby cities · Canton Solothurn
Frequently asked questions about weather in Trimbach
What is the weather in Trimbach today?
At the top of the page you will find the current temperature, precipitation and wind in Trimbach, updated in real time.
What is the 15-day forecast for Trimbach?
The "15-day forecast" section shows min/max temperatures, precipitation and wind expected for the next 15 days in Trimbach.
Will it rain tomorrow in Trimbach?
Check the 48-hour hourly forecast to see exactly when precipitation is expected in Trimbach.
What is the air quality in Trimbach?
The air quality section displays the AQI index and PM2.5, PM10 and ozone concentrations measured near Trimbach.
Are there weather alerts for Trimbach?
Weather alerts (storms, high winds, extreme temperatures) are shown as a banner at the top of the page when active.
At what altitude is Trimbach located?
Trimbach sits at around 522 m above sea level in the canton of Solothurn. This elevation directly affects the temperatures, rain-snow line and snow cover shown in the forecasts.
What is the warmest month in Trimbach?
The warmest month in Trimbach is July, averaging 18.7 °C (1991–2020 normal). The coldest is January at 0.8 °C.
How much does it rain in Trimbach per year?
Trimbach receives about 1006 mm of precipitation a year. The wettest month is August (111 mm), the driest February (57 mm).
When is the best time to visit Trimbach?
For warmth and sunshine: July (18.7 °C on average, 231 h of sun). The coldest month is January (0.8 °C). Check the 15-day forecast above for your dates.