Wind energy generation vs. installed capacity in Slovenia
Slovenia: Wind energy generation vs. installed capacity was 6.8 terawatt-hours in 2025. ◆ Volatile
Wind energy generation vs. installed capacity in Slovenia, 1990–2025
Source: Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
In 2025, wind energy generation vs. installed capacity in Slovenia stood at 6.8 terawatt-hours. That is the highest value across all 36 years on record.
Compared with earlier readings it is up 3.9% on the previous year and up 13.4% over ten years.
Over the whole period, wind energy generation vs. installed capacity in Slovenia peaked at 6.8 terawatt-hours in 2025 and was at its lowest, 0 terawatt-hours, in 1990.
That places Slovenia 71st out of 79 countries with data for 2025, putting it in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Wind energy generation vs. installed capacity in Slovenia, year by year
| Year | terawatt-hours | Change |
|---|---|---|
| 1990 | 0 terawatt-hours | — |
| 1991 | 0 terawatt-hours | — |
| 1992 | 0 terawatt-hours | — |
| 1993 | 0 terawatt-hours | — |
| 1994 | 0 terawatt-hours | — |
| 1995 | 0 terawatt-hours | — |
| 1996 | 0 terawatt-hours | — |
| 1997 | 0 terawatt-hours | — |
| 1998 | 0 terawatt-hours | — |
| 1999 | 0 terawatt-hours | — |
| 2000 | 0 terawatt-hours | — |
| 2001 | 0 terawatt-hours | — |
| 2002 | 0 terawatt-hours | — |
| 2003 | 0 terawatt-hours | — |
| 2004 | 0 terawatt-hours | — |
| 2005 | 0 terawatt-hours | — |
| 2006 | 0 terawatt-hours | — |
| 2007 | 0 terawatt-hours | — |
| 2008 | 0 terawatt-hours | — |
| 2009 | 0 terawatt-hours | — |
| 2010 | 0 terawatt-hours | — |
| 2011 | 0 terawatt-hours | — |
| 2012 | 0 terawatt-hours | — |
| 2013 | 4 terawatt-hours | — |
| 2014 | 4 terawatt-hours | +0.0% |
| 2015 | 6 terawatt-hours | +50.0% |
| 2016 | 6.02 terawatt-hours | +0.3% |
| 2017 | 5.72 terawatt-hours | -5.0% |
| 2018 | 6.02 terawatt-hours | +5.3% |
| 2019 | 6.15 terawatt-hours | +2.1% |
| 2020 | 6.25 terawatt-hours | +1.6% |
| 2021 | 5.59 terawatt-hours | -10.5% |
| 2022 | 5.73 terawatt-hours | +2.5% |
| 2023 | 6.37 terawatt-hours | +11.2% |
| 2024 | 6.55 terawatt-hours | +2.8% |
| 2025 | 6.8 terawatt-hours | +3.9% |
Slovenia compared with similar countries
- Slovenia's 6.8 terawatt-hours is below the median for high income countries, which is 3,888 terawatt-hours, 0% of the median. (47 countries reporting)
- Slovenia's 6.8 terawatt-hours is below the median for Europe & Central Asia, which is 4,182 terawatt-hours, 0% of the median. (39 countries reporting)
Biggest year-on-year movements
Years where Wind energy generation vs. installed capacity in Slovenia changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 2015 | +50.0% | 4 terawatt-hours | 6 terawatt-hours |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | 10 |
| 2000s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | 10 |
| 2010s | 3.79 terawatt-hours | 0 terawatt-hours | 6.15 terawatt-hours | 10 |
| 2020s | 6.22 terawatt-hours | 5.59 terawatt-hours | 6.8 terawatt-hours | 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)
- Coal production, per capita 0 terawatt-hours per person (2024)
- Coal production, per unit of GDP 0 terawatt-hours per US$ of GDP (2024)
- Primary energy use, per capita 0 terawatt-hours per person (2025)
- Fuel imports 6.9% (2024)
- Ores and metals imports 3.3% (2024)
Frequently asked questions
- What is wind energy generation vs. installed capacity in Slovenia?
- Wind energy generation vs. installed capacity in Slovenia was 6.8 terawatt-hours in 2025, according to Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data.
- What is the highest wind energy generation vs. installed capacity recorded in Slovenia?
- The highest recorded value was 6.8 terawatt-hours in 2025.
- What is the lowest wind energy generation vs. installed capacity recorded in Slovenia?
- The lowest recorded value was 0 terawatt-hours in 1990.
- How does Slovenia rank for wind energy generation vs. installed capacity?
- Slovenia ranks 71st out of 79 countries with data for 2025.
- Is wind energy generation vs. installed capacity rising or falling in Slovenia?
- Over the last ten years it is up 13.4%. The long-run trend across the full record is volatile.
- Where does this Slovenia data come from?
- The figures come from Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data, published as part of Wind energy generation vs. installed capacity. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 36 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Figures are based on gross generation and do not account for cross-border electricity supply.