Share of primary energy from nuclear in Finland
Finland: Share of primary energy from nuclear was 33.5% in 2025. ◆ Volatile
Share of primary energy from nuclear in Finland, 1965–2025
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data. Measured in %.
Analysis
Finland recorded 33.5% for share of primary energy from nuclear in 2025.
Compared with earlier readings it is up 1.1% on the previous year and up 46.4% over ten years.
Over the whole period, share of primary energy from nuclear in Finland peaked at 34.5% in 2023 and was at its lowest, 0.0%, in 1965.
Finland ranks 2nd of 215 countries on this measure, in the top 10%.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 0.0% | 0.0% | 0.0% | 5 |
| 1970s | 1.6% | 0.0% | 8.3% | 10 |
| 1980s | 19.8% | 8.6% | 22.7% | 10 |
| 1990s | 19.1% | 17.9% | 20.9% | 10 |
| 2000s | 19.5% | 18.0% | 21.6% | 10 |
| 2010s | 21.9% | 19.1% | 23.4% | 10 |
| 2020s | 29.4% | 24.2% | 34.5% | 6 |
Countries ranked near Finland
More energy & mining data for Finland
- Fuel imports 13.5% (2024)
- Ores and metals imports 7.1% (2024)
- Ores and metals exports 8.0% (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 7.5% (2024)
- Electric power transmission and distribution losses 3.7% (2024)
- Share of dietary energy supply from carbohydrates vs. GDP per capita 51.6% (2023)
Frequently asked questions
- What is share of primary energy from nuclear in Finland?
- Share of primary energy from nuclear in Finland was 33.5% in 2025, according to Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data.
- What is the highest share of primary energy from nuclear recorded in Finland?
- The highest recorded value was 34.5% in 2023.
- What is the lowest share of primary energy from nuclear recorded in Finland?
- The lowest recorded value was 0.0% in 1965.
- How does Finland rank for share of primary energy from nuclear?
- Finland ranks 2nd out of 215 countries with data for 2025.
- Is share of primary energy from nuclear rising or falling in Finland?
- Over the last ten years it is up 46.4%. The long-run trend across the full record is volatile.
- Where does this Finland data come from?
- The figures come from Energy Institute - Statistical Review of World Energy (2026); Smil (2017); U.S. Energy Information Administration (2026) – with major processing by Our World in Data, published as part of Share of primary energy from nuclear. Statizoid updates them automatically from the source API.
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CSV · JSON — 61 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Measured as a percentage of total energy supply.