Electricity generation in Slovenia
Slovenia: Electricity generation was 14.84 terawatt-hours in 2025. ▲ Rising
Latest (2025)
14.84 terawatt-hours
Change on year
down 11.2%
World rank
95th
of 214 countries
All-time high
17.15 terawatt-hours
in 2014
All-time low
11.95 terawatt-hours
in 1993
Years of data
36
1990–2025
Electricity generation in Slovenia, 1990–2025
Source: Ember (2026) and other sources – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
The most recent figure for electricity generation in Slovenia is 14.84 terawatt-hours, measured in 2025.
That represents a change of down 11.2% on the previous year and up 0.3% over ten years.
Over the whole period, electricity generation in Slovenia peaked at 17.15 terawatt-hours in 2014 and was at its lowest, 11.95 terawatt-hours, in 1993.
That places Slovenia 95th out of 214 countries with data for 2025, putting it in the middle of the range.
The long-run direction has been consistently rising across the 36 years of available data.
Electricity generation in Slovenia, year by year
| Year | terawatt-hours | Change |
|---|---|---|
| 1990 | 12.44 terawatt-hours | — |
| 1991 | 12.74 terawatt-hours | +2.4% |
| 1992 | 12.34 terawatt-hours | -3.1% |
| 1993 | 11.95 terawatt-hours | -3.2% |
| 1994 | 12.89 terawatt-hours | +7.9% |
| 1995 | 12.9 terawatt-hours | +0.1% |
| 1996 | 13.05 terawatt-hours | +1.2% |
| 1997 | 13.18 terawatt-hours | +1.0% |
| 1998 | 13.72 terawatt-hours | +4.1% |
| 1999 | 13.26 terawatt-hours | -3.4% |
| 2000 | 13.61 terawatt-hours | +2.6% |
| 2001 | 14.48 terawatt-hours | +6.4% |
| 2002 | 14.6 terawatt-hours | +0.8% |
| 2003 | 13.83 terawatt-hours | -5.3% |
| 2004 | 15.27 terawatt-hours | +10.4% |
| 2005 | 15.11 terawatt-hours | -1.0% |
| 2006 | 15.11 terawatt-hours | +0.0% |
| 2007 | 15.04 terawatt-hours | -0.5% |
| 2008 | 16.41 terawatt-hours | +9.1% |
| 2009 | 16.39 terawatt-hours | -0.1% |
| 2010 | 16.26 terawatt-hours | -0.8% |
| 2011 | 15.92 terawatt-hours | -2.1% |
| 2012 | 15.55 terawatt-hours | -2.3% |
| 2013 | 15.8 terawatt-hours | +1.6% |
| 2014 | 17.15 terawatt-hours | +8.5% |
| 2015 | 14.8 terawatt-hours | -13.7% |
| 2016 | 16.23 terawatt-hours | +9.7% |
| 2017 | 16.05 terawatt-hours | -1.1% |
| 2018 | 16.12 terawatt-hours | +0.4% |
| 2019 | 15.89 terawatt-hours | -1.4% |
| 2020 | 16.89 terawatt-hours | +6.3% |
| 2021 | 15.59 terawatt-hours | -7.7% |
| 2022 | 13.36 terawatt-hours | -14.3% |
| 2023 | 15.55 terawatt-hours | +16.4% |
| 2024 | 16.71 terawatt-hours | +7.5% |
| 2025 | 14.84 terawatt-hours | -11.2% |
Slovenia compared with similar countries
- Slovenia's 14.84 terawatt-hours is below the median for high income countries, which is 30.95 terawatt-hours, 48% of the median. (75 countries reporting)
- Slovenia's 14.84 terawatt-hours is below the median for Europe & Central Asia, which is 36.62 terawatt-hours, 41% of the median. (51 countries reporting)
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 12.85 terawatt-hours | 11.95 terawatt-hours | 13.72 terawatt-hours | 10 |
| 2000s | 14.98 terawatt-hours | 13.61 terawatt-hours | 16.41 terawatt-hours | 10 |
| 2010s | 15.98 terawatt-hours | 14.8 terawatt-hours | 17.15 terawatt-hours | 10 |
| 2020s | 15.49 terawatt-hours | 13.36 terawatt-hours | 16.89 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)
- 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 electricity generation in Slovenia?
- Electricity generation in Slovenia was 14.84 terawatt-hours in 2025, according to Ember (2026) and other sources – with major processing by Our World in Data.
- What is the highest electricity generation recorded in Slovenia?
- The highest recorded value was 17.15 terawatt-hours in 2014.
- What is the lowest electricity generation recorded in Slovenia?
- The lowest recorded value was 11.95 terawatt-hours in 1993.
- How does Slovenia rank for electricity generation?
- Slovenia ranks 95th out of 214 countries with data for 2025.
- Is electricity generation rising or falling in Slovenia?
- Over the last ten years it is up 0.3%. The long-run trend across the full record is rising.
- 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 Electricity generation. 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
Total electricity generated in each country or region, measured in terawatt-hours.