Share of electricity generation from nuclear in Slovenia
Slovenia: Share of electricity generation from nuclear was 39.3% in 2025. ▬ Flat
Share of electricity generation from nuclear in Slovenia, 1990–2025
Source: Ember (2026) and other sources – with major processing by Our World in Data. Measured in %.
Analysis
In 2025, share of electricity generation from nuclear in Slovenia stood at 39.3%.
That represents a change of up 12.4% on the previous year and up 2.9% over ten years.
Over the whole period, share of electricity generation from nuclear in Slovenia peaked at 42.0% in 2022 and was at its lowest, 32.2%, in 1992.
Slovenia ranks 7th of 207 countries on this measure, in the top 10%.
Share of electricity generation from nuclear in Slovenia, year by year
| Year | % | Change |
|---|---|---|
| 1990 | 37.1% | — |
| 1991 | 38.9% | +4.6% |
| 1992 | 32.2% | -17.2% |
| 1993 | 33.1% | +3.0% |
| 1994 | 35.8% | +7.9% |
| 1995 | 37.1% | +3.6% |
| 1996 | 35.6% | -3.8% |
| 1997 | 38.1% | +6.9% |
| 1998 | 36.7% | -3.6% |
| 1999 | 35.4% | -3.5% |
| 2000 | 35.0% | -1.3% |
| 2001 | 36.3% | +3.9% |
| 2002 | 37.9% | +4.3% |
| 2003 | 37.7% | -0.5% |
| 2004 | 35.8% | -5.1% |
| 2005 | 38.9% | +8.8% |
| 2006 | 36.7% | -5.6% |
| 2007 | 37.9% | +3.2% |
| 2008 | 38.2% | +0.8% |
| 2009 | 35.0% | -8.3% |
| 2010 | 34.8% | -0.6% |
| 2011 | 39.1% | +12.2% |
| 2012 | 35.6% | -9.0% |
| 2013 | 33.5% | -5.7% |
| 2014 | 37.1% | +10.7% |
| 2015 | 38.2% | +2.8% |
| 2016 | 35.2% | -7.7% |
| 2017 | 39.2% | +11.2% |
| 2018 | 35.9% | -8.5% |
| 2019 | 36.6% | +2.1% |
| 2020 | 37.6% | +2.6% |
| 2021 | 36.6% | -2.6% |
| 2022 | 42.0% | +14.6% |
| 2023 | 36.0% | -14.2% |
| 2024 | 34.9% | -3.0% |
| 2025 | 39.3% | +12.4% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 36.0% | 32.2% | 38.9% | 10 |
| 2000s | 36.9% | 35.0% | 38.9% | 10 |
| 2010s | 36.5% | 33.5% | 39.2% | 10 |
| 2020s | 37.7% | 34.9% | 42.0% | 6 |
Countries ranked near Slovenia
More energy & mining data for Slovenia
- Fossil fuel consumption by fuel, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, annual growth rate -2.87 % change on previous year (2025)
- Coal consumption, per capita 0 terawatt-hours per person (2025)
- Coal consumption, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, per capita 0 terawatt-hours per person (2025)
- Coal production, per capita 0 terawatt-hours per person (2024)
- Coal production, per unit of GDP 0 terawatt-hours per US$ of GDP (2024)
- Fossil fuel consumption by fuel, per capita 0 terawatt-hours per person (2025)
- Fuel imports 6.9% (2024)
Frequently asked questions
- What is share of electricity generation from nuclear in Slovenia?
- Share of electricity generation from nuclear in Slovenia was 39.3% in 2025, according to Ember (2026) and other sources – with major processing by Our World in Data.
- What is the highest share of electricity generation from nuclear recorded in Slovenia?
- The highest recorded value was 42.0% in 2022.
- What is the lowest share of electricity generation from nuclear recorded in Slovenia?
- The lowest recorded value was 32.2% in 1992.
- How does Slovenia rank for share of electricity generation from nuclear?
- Slovenia ranks 7th out of 207 countries with data for 2025.
- Is share of electricity generation from nuclear rising or falling in Slovenia?
- Over the last ten years it is up 2.9%. The long-run trend across the full record is flat.
- Where does this Slovenia data come from?
- The figures come from Ember (2026) and other sources – with major processing by Our World in Data, published as part of Share of electricity generation from nuclear. Statizoid updates them automatically from the source API.
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About this data
Measured as a percentage of total electricity produced in the country or region.