Switzerland Hydro Power: Generation, Share and Trend
Switzerland generated 34.0 TWh of electricity from hydro in 2025, 52.3% of its total, according to Ember. That made it the 21st largest hydro power producer in 2025 of the 153 countries with Ember data, comparing each country's latest year. Hydro supplied 14.0% of the world's electricity in 2025. These are annual statistics for 2025, with monthly figures through May 2026; they are
compiled from national sources and are not real time.
Key Facts
Switzerland generated 34.0 TWh of electricity from hydro in 2025.
Hydro supplied 52.3% of Switzerland's electricity in 2025.
Switzerland was the 21st largest hydro power producer in 2025 among the 153 countries with Ember data, comparing each country's latest year.
Switzerland's hydro generation in 2025 was 10% lower than in 2020, when it was 37.9 TWh.
Switzerland's hydro generation in 2025 was 11% lower than in 2015, when it was 38.3 TWh.
Switzerland's hydro generation peaked at 44.9 TWh in 2024.
Switzerland's hydro share in 2025 was above the world share of 14.0%.
Switzerland had 16.1 GW of hydro generating capacity in 2025.
Key Figures, 2025
Measure
Value
As of / source
Hydro generation
34.0 TWh
2025 · Ember
Share of Switzerland's electricity
52.3%
2025 · Ember
World share of hydro
14.0%
2025 · Ember
Rank by hydro generation (each country's latest year)
21 of 153
2025 · Ember
Hydro capacity
16.1 GW
2025 · Ember
Hydro Generation Year by Year
Ember annual statistics, 2000 to 2025
Hydro
Switzerland's electricity generation from hydro each year from 2000 to 2025, in TWh. It was 34.0 TWh in 2025.
Annual statistics through 2025, TWh
Switzerland hydro electricity generation, 2000 to 2025
Year
Hydro
2000
36.8 TWh
2001
41.3 TWh
2002
35.2 TWh
2003
34.8 TWh
2004
33.8 TWh
2005
31.2 TWh
2006
31.0 TWh
2007
35.3 TWh
2008
36.0 TWh
2009
35.7 TWh
2010
36.1 TWh
2011
32.4 TWh
2012
38.6 TWh
2013
38.5 TWh
2014
38.0 TWh
2015
38.3 TWh
2016
34.6 TWh
2017
34.1 TWh
2018
35.0 TWh
2019
38.0 TWh
2020
37.9 TWh
2021
37.0 TWh
2022
29.9 TWh
2023
37.4 TWh
2024
44.9 TWh
2025
34.0 TWh
SwitzerlandWorld
The share of Switzerland's electricity generated from hydro, 2000 to 2025, compared with the world share. In 2025 it was 52.3%, against 14.0% worldwide.
Annual statistics through 2025, % of generation
Share of Switzerland's electricity from hydro and the world share, 2000 to 2025
Source: Ember (ember-energy.org), licensed under CC BY 4.0. Data as of 2025. World shares are Ember's World totals; ranks compare each country's latest year, which can differ between countries.
Hydro Generation Month by Month
Ember monthly statistics through May 2026
Hydro
Switzerland generated 2.97 TWh of electricity from hydro in May 2026, against 3.59 TWh in May 2025.
Monthly statistics through May 2026, TWh
Switzerland monthly hydro electricity generation, June 2024 to May 2026
Month
Hydro
2024-06
4.93 TWh
2024-07
5.95 TWh
2024-08
4.95 TWh
2024-09
3.51 TWh
2024-10
4.26 TWh
2024-11
3.38 TWh
2024-12
3.10 TWh
2025-01
3.23 TWh
2025-02
2.65 TWh
2025-03
1.83 TWh
2025-04
2.35 TWh
2025-05
3.59 TWh
2025-06
4.17 TWh
2025-07
3.84 TWh
2025-08
3.52 TWh
2025-09
3.63 TWh
2025-10
2.97 TWh
2025-11
2.96 TWh
2025-12
2.64 TWh
2026-01
2.88 TWh
2026-02
2.35 TWh
2026-03
2.44 TWh
2026-04
2.70 TWh
2026-05
2.97 TWh
Source: Ember (ember-energy.org), licensed under CC BY 4.0. Data as of May 2026. Monthly figures for Switzerland can differ slightly from the annual totals.