About Pieterlen
Pieterlen is a Swiss municipality located in the canton of Bern (BE), at 47.176° latitude and 7.328° longitude. The municipality is part of the Swiss plateau, transitional temperate oceanic climate with four distinct seasons. Also known as Pieterlen, Pieterlen benefits from precise weather monitoring with hourly and 15-day forecasts.
Climate of Pieterlen
The climate in Pieterlen 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 Pieterlen and neighboring municipalities.
On this page you will find the detailed weather forecast for Pieterlen: current temperature, 48-hour hourly forecast, 15-day forecast, air quality, UV index, wind, precipitation and weather alerts. Updated hourly.
Climate of Pieterlen: 1991–2020 normals
In Pieterlen (473 m), the mean annual temperature is 9.6 °C. The warmest month is July (18.9 °C on average) and the coldest January (0.8 °C). About 917 mm of precipitation falls per year, peaking in August (96 mm) with a minimum in March (60 mm). The sun shines for about 1595 hours a year, mostly in July (237 h). On average there are 92 frost days and 13 hot days (≥ 30 °C) per year. The mean monthly maximum reaches 32.1 °C and the absolute minimum −10.4 °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 | 10.7 °C | −10.4 °C | 64 | 60 | 21 | 0 |
| Feb | 1.6 °C | 13.1 °C | −9.2 °C | 60 | 83 | 20 | 0 |
| Mar | 5.2 °C | 18.7 °C | −6.2 °C | 60 | 133 | 15 | 0 |
| Apr | 9.2 °C | 22.9 °C | −2.6 °C | 66 | 159 | 5 | 1 |
| May | 13.4 °C | 27.0 °C | 1.8 °C | 90 | 168 | 0 | 4 |
| Jun | 17.1 °C | 30.5 °C | 5.4 °C | 90 | 191 | 0 | 12 |
| Jul | 18.9 °C | 32.1 °C | 8.0 °C | 94 | 237 | 0 | 17 |
| Aug | 18.4 °C | 31.3 °C | 7.2 °C | 96 | 213 | 0 | 15 |
| Sep | 14.2 °C | 26.0 °C | 3.5 °C | 73 | 144 | 0 | 4 |
| Oct | 9.8 °C | 21.0 °C | −0.6 °C | 75 | 100 | 2 | 0 |
| Nov | 4.7 °C | 15.2 °C | −5.3 °C | 72 | 57 | 10 | 0 |
| Dec | 1.6 °C | 11.4 °C | −8.9 °C | 77 | 50 | 18 | 0 |
| Year | 9.6 °C | 32.1 °C | −10.4 °C | 917 | 1595 | 92 | 53 |
Source: MeteoSwiss open data (1991–2020 normals) — stations Grenchen (7 km, 428 m), Delémont (20 km, 439 m), Chasseral (21 km, 1594 m), adjusted to the elevation of Pieterlen (473 m) using a 0.55 °C/100 m lapse rate. Indicative, rounded values.
Nearby cities
Check the weather of cities near Pieterlen:
- Weather Meinisberg
- Weather Safnern
- Weather Romont (BE)
- Weather Lengnau (BE)
- Weather Meienried
- Weather Orpund
- Weather Scheuren
- Weather Grenchen
- Weather Sauge
- Weather Dotzigen
- Weather Büren an der Aare
- Weather Péry-La Heutte
Frequently asked questions about weather in Pieterlen
What is the weather in Pieterlen today?
At the top of the page you will find the current temperature, precipitation and wind in Pieterlen, updated in real time.
What is the 15-day forecast for Pieterlen?
The "15-day forecast" section shows min/max temperatures, precipitation and wind expected for the next 15 days in Pieterlen.
Will it rain tomorrow in Pieterlen?
Check the 48-hour hourly forecast to see exactly when precipitation is expected in Pieterlen.
What is the air quality in Pieterlen?
The air quality section displays the AQI index and PM2.5, PM10 and ozone concentrations measured near Pieterlen.
Are there weather alerts for Pieterlen?
Weather alerts (storms, high winds, extreme temperatures) are shown as a banner at the top of the page when active.
At what altitude is Pieterlen located?
Pieterlen sits at around 473 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 Pieterlen?
The warmest month in Pieterlen is July, averaging 18.9 °C (1991–2020 normal). The coldest is January at 0.8 °C.
How much does it rain in Pieterlen per year?
Pieterlen receives about 917 mm of precipitation a year. The wettest month is August (96 mm), the driest March (60 mm).
When is the best time to visit Pieterlen?
For warmth and sunshine: July (18.9 °C on average, 237 h of sun). The coldest month is January (0.8 °C). Check the 15-day forecast above for your dates.