Renewable energy in Slovenia
Slovenia: Renewable energy was 1.02 terawatt-hours in 2025. ◆ Volatile
Renewable energy in Slovenia, 1990–2025
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
Slovenia recorded 1.02 terawatt-hours for renewable energy in 2025. That is the highest value across all 36 years on record.
That represents a change of up 29.0% on the previous year and up 26.1% over ten years.
Over the whole period, renewable energy in Slovenia peaked at 1.02 terawatt-hours in 2025 and was at its lowest, 0 terawatt-hours, in 1990.
Slovenia ranks 55th of 79 countries on this measure, in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 0.0094 terawatt-hours | 0 terawatt-hours | 0.0939 terawatt-hours | 10 |
| 2000s | 0.3891 terawatt-hours | 0.2121 terawatt-hours | 0.8818 terawatt-hours | 10 |
| 2010s | 0.7978 terawatt-hours | 0.6697 terawatt-hours | 0.8906 terawatt-hours | 10 |
| 2020s | 0.8725 terawatt-hours | 0.7913 terawatt-hours | 1.02 terawatt-hours | 6 |
Countries ranked near Slovenia
More energy & mining data for Slovenia
- Fuel imports 6.9% (2024)
- Ores and metals imports 3.3% (2024)
- Ores and metals exports 3.0% (2024)
- Gas production 0.037 terawatt-hours (2024)
- Fossil fuel production per person, by fuel 17.49 kilowatt-hours per person (2024)
- Fossil fuel production by fuel 0.037 terawatt-hours (2024)
- Gas production per person 17.49 kilowatt-hours per person (2024)
- Fuel exports 4.7% (2024)
- Electric power transmission and distribution losses 5.1% (2024)
- Share of dietary energy supply from carbohydrates vs. GDP per capita 56.2% (2023)
Frequently asked questions
- What is renewable energy in Slovenia?
- Renewable energy in Slovenia was 1.02 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 renewable energy recorded in Slovenia?
- The highest recorded value was 1.02 terawatt-hours in 2025.
- What is the lowest renewable energy recorded in Slovenia?
- The lowest recorded value was 0 terawatt-hours in 1990.
- How does Slovenia rank for renewable energy?
- Slovenia ranks 55th out of 79 countries with data for 2025.
- Is renewable energy rising or falling in Slovenia?
- Over the last ten years it is up 26.1%. 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); Smil (2017) – with major processing by Our World in Data, published as part of Renewable energy. 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
Measured in terawatt-hours of total energy supply.