How much solar power does Thun already produce?

1’275 solar installations with 34 MWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~13% of the municipality's roof potential.

Where do these numbers come from?

From federal open data: the register of electricity production plants and the solar potential of Swiss municipalities (Swiss Federal Office of Energy), plus swisstopo municipal boundaries. We only show totals per municipality, never individual installations.

Can I start a LEG in Thun?

Yes. A local electricity community is possible in any municipality, as long as all participants are in the same grid area and close to each other. UpGrid handles registration, metering and billing.

All municipalities in the canton of Bern

Solar power · Canton of BernLEG forming

Solar power in Thun

1’275 solar installations with 34 MWp of capacity are installed in Thun.

Go to the community

Solar installations: 1’275
Installed capacity: 34 MWp
Roof potential in use: ~13%; Estimate
Rank in the canton of Bern: 104 of 334; by roof potential in use

Growth by build yearNew capacity installed per year in kWp

Roof potential

How much sun falls on the roofs of Thun

The suitable roofs of Thun could deliver around 260 GWh of solar power a year. An estimated ~13% of it is used today.

Roof potential per month (GWh)

A LEG is forming in Thun

A local electricity community is collecting sign-ups here. The more neighbours join, the sooner it starts.

Communities in Thun

Energie Thun AG - Thun
Forming
Thun, BE

Communities nearby

BKW Energie AG - Amsoldingen
Forming
Amsoldingen, BE
BKW Energie AG - Thierachern
Forming
Thierachern, BE
BKW Energie AG - Hilterfingen
Forming
Hilterfingen, BE

Join the LEG in Thun

Get solar power from your neighbourhood. Joining is free and you keep your electricity supplier.

Go to the community

Questions about solar power in Thun

How much solar power does Thun already produce?: 1’275 solar installations with 34 MWp in total are listed in the Swiss Federal Office of Energy register. That is an estimated ~13% of the municipality's roof potential.
Where do these numbers come from?: From federal open data: the register of electricity production plants and the solar potential of Swiss municipalities (Swiss Federal Office of Energy), plus swisstopo municipal boundaries. We only show totals per municipality, never individual installations.
Can I start a LEG in Thun?: Yes. A local electricity community is possible in any municipality, as long as all participants are in the same grid area and close to each other. UpGrid handles registration, metering and billing.

Sources: Swiss Federal Office of Energy (SFOE), swisstopo, opendata.swiss. As of October 2026. Totals per municipality only, no individual installations.

Build year	Installations	Capacity (kWp)
before 2012	91	1’444
2012	34	843
2013	52	1’716
2014	34	966
2015	42	1’485
2016	49	988
2017	27	635
2018	42	1’061
2019	41	976
2020	74	3’849
2021	95	1’907
2022	108	2’990
2023	203	4’223
2024	205	6’359
2025	149	3’983
2026	29	604

Month	GWh
Jan	8.7
Feb	13.3
Mar	22.1
Apr	27.9
May	31.9
Jun	34.6
Jul	35.4
Aug	30.1
Sept	23.9
Oct	16.3
Nov	9.3
Dec	6.4

Solar power in Thun

How much sun falls on the roofs of Thun

A LEG is forming in Thun

Communities in Thun

Energie Thun AG - Thun

Communities nearby

BKW Energie AG - Amsoldingen

BKW Energie AG - Thierachern

BKW Energie AG - Hilterfingen

Join the LEG in Thun

Questions about solar power in Thun