Primary energy from nuclear in Switzerland
Switzerland: Primary energy from nuclear was 55.69 terawatt-hours in 2025. ▲ Rising
Primary energy from nuclear in Switzerland, 1965–2025
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
The most recent figure for primary energy from nuclear in Switzerland is 55.69 terawatt-hours, measured in 2025.
The figure is down 20.0% on the previous year and down 21.0% over ten years.
Over the whole period, primary energy from nuclear in Switzerland peaked at 84.11 terawatt-hours in 2014 and was at its lowest, 0 terawatt-hours, in 1965.
That places Switzerland 19th out of 213 countries with data for 2025, putting it in the top 10%.
The long-run direction has been consistently rising across the 61 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 0.3242 terawatt-hours | 0 terawatt-hours | 1.62 terawatt-hours | 5 |
| 1970s | 19.51 terawatt-hours | 4.22 terawatt-hours | 35.77 terawatt-hours | 10 |
| 1980s | 58.16 terawatt-hours | 43.47 terawatt-hours | 69.22 terawatt-hours | 10 |
| 1990s | 73.41 terawatt-hours | 69.07 terawatt-hours | 77.73 terawatt-hours | 10 |
| 2000s | 81.07 terawatt-hours | 70.24 terawatt-hours | 84.03 terawatt-hours | 10 |
| 2010s | 75.08 terawatt-hours | 62.2 terawatt-hours | 84.11 terawatt-hours | 10 |
| 2020s | 65.32 terawatt-hours | 55.69 terawatt-hours | 70.71 terawatt-hours | 6 |
Countries ranked near Switzerland
More energy & mining data for Switzerland
- Fuel imports 3.2% (2024)
- Ores and metals imports 2.2% (2024)
- Ores and metals exports 1.5% (2024)
- Gas production 0 terawatt-hours (2024)
- Fossil fuel production per person, by fuel 0 kilowatt-hours per person (2024)
- Fossil fuel production by fuel 0 terawatt-hours (2024)
- Gas production per person 0 kilowatt-hours per person (2024)
- Fuel exports 1.2% (2024)
- Electric power transmission and distribution losses 5.0% (2024)
- Share of dietary energy supply from carbohydrates vs. GDP per capita 45.1% (2023)
Frequently asked questions
- What is primary energy from nuclear in Switzerland?
- Primary energy from nuclear in Switzerland was 55.69 terawatt-hours in 2025, according to Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data.
- What is the highest primary energy from nuclear recorded in Switzerland?
- The highest recorded value was 84.11 terawatt-hours in 2014.
- What is the lowest primary energy from nuclear recorded in Switzerland?
- The lowest recorded value was 0 terawatt-hours in 1965.
- How does Switzerland rank for primary energy from nuclear?
- Switzerland ranks 19th out of 213 countries with data for 2025.
- Is primary energy from nuclear rising or falling in Switzerland?
- Over the last ten years it is down 21.0%. The long-run trend across the full record is rising.
- Where does this Switzerland data come from?
- The figures come from Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data, published as part of Primary energy from nuclear. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 61 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Measured in terawatt-hours of total energy supply.