Solar energy generation by region in Slovenia
Slovenia: Solar energy generation by region was 1.54 terawatt-hours in 2025. ◆ Volatile
Solar energy generation by region 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
Slovenia recorded 1.54 terawatt-hours for solar energy generation by region in 2025. That is the highest value across all 36 years on record.
Compared with earlier readings it is up 21.2% on the previous year and up 460.9% over ten years.
Over the whole period, solar energy generation by region in Slovenia peaked at 1.54 terawatt-hours in 2025 and was at its lowest, 0 terawatt-hours, in 1990.
That places Slovenia 59th out of 79 countries with data for 2025, putting it 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 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | 10 |
| 2000s | 0.0005 terawatt-hours | 0 terawatt-hours | 0.004 terawatt-hours | 10 |
| 2010s | 0.2097 terawatt-hours | 0.013 terawatt-hours | 0.303 terawatt-hours | 10 |
| 2020s | 0.8761 terawatt-hours | 0.3682 terawatt-hours | 1.54 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 56.18 (2023)
Frequently asked questions
- What is solar energy generation by region in Slovenia?
- Solar energy generation by region in Slovenia was 1.54 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 solar energy generation by region recorded in Slovenia?
- The highest recorded value was 1.54 terawatt-hours in 2025.
- What is the lowest solar energy generation by region recorded in Slovenia?
- The lowest recorded value was 0 terawatt-hours in 1990.
- How does Slovenia rank for solar energy generation by region?
- Slovenia ranks 59th out of 79 countries with data for 2025.
- Is solar energy generation by region rising or falling in Slovenia?
- Over the last ten years it is up 460.9%. 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 Solar energy generation by region. 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.