Solar energy generation vs. capacity in Slovakia
Slovakia: Solar energy generation vs. capacity was 815.7 terawatt-hours in 2025. ◆ Volatile
Solar energy generation vs. capacity in Slovakia, 1971–2025
Source: Energy Institute – Statistical Review of World Energy (2026) – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
The most recent figure for solar energy generation vs. capacity in Slovakia is 815.7 terawatt-hours, measured in 2025. That is the highest value across all 55 years on record.
The figure is up 17.5% on the previous year and up 61.2% over ten years.
Over the whole period, solar energy generation vs. capacity in Slovakia peaked at 815.7 terawatt-hours in 2025 and was at its lowest, 0 terawatt-hours, in 1971.
That places Slovakia 66th 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.
Solar energy generation vs. capacity in Slovakia, year by year
| Year | terawatt-hours | Change |
|---|---|---|
| 1971 | 0 terawatt-hours | — |
| 1972 | 0 terawatt-hours | — |
| 1973 | 0 terawatt-hours | — |
| 1974 | 0 terawatt-hours | — |
| 1975 | 0 terawatt-hours | — |
| 1976 | 0 terawatt-hours | — |
| 1977 | 0 terawatt-hours | — |
| 1978 | 0 terawatt-hours | — |
| 1979 | 0 terawatt-hours | — |
| 1980 | 0 terawatt-hours | — |
| 1981 | 0 terawatt-hours | — |
| 1982 | 0 terawatt-hours | — |
| 1983 | 0 terawatt-hours | — |
| 1984 | 0 terawatt-hours | — |
| 1985 | 0 terawatt-hours | — |
| 1986 | 0 terawatt-hours | — |
| 1987 | 0 terawatt-hours | — |
| 1988 | 0 terawatt-hours | — |
| 1989 | 0 terawatt-hours | — |
| 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 | 16.94 terawatt-hours | — |
| 2011 | 397 terawatt-hours | +2243.3% |
| 2012 | 424 terawatt-hours | +6.8% |
| 2013 | 588 terawatt-hours | +38.7% |
| 2014 | 597 terawatt-hours | +1.5% |
| 2015 | 506 terawatt-hours | -15.2% |
| 2016 | 533 terawatt-hours | +5.3% |
| 2017 | 506 terawatt-hours | -5.1% |
| 2018 | 585 terawatt-hours | +15.6% |
| 2019 | 589 terawatt-hours | +0.7% |
| 2020 | 663 terawatt-hours | +12.6% |
| 2021 | 671 terawatt-hours | +1.2% |
| 2022 | 650 terawatt-hours | -3.1% |
| 2023 | 605 terawatt-hours | -6.9% |
| 2024 | 694 terawatt-hours | +14.7% |
| 2025 | 815.7 terawatt-hours | +17.5% |
Slovakia compared with similar countries
- Slovakia's 815.7 terawatt-hours is below the median for high income countries, which is 4,936 terawatt-hours, 17% of the median. (47 countries reporting)
- Slovakia's 815.7 terawatt-hours is below the median for Europe & Central Asia, which is 4,430 terawatt-hours, 18% of the median. (39 countries reporting)
Biggest year-on-year movements
Years where Solar energy generation vs. capacity in Slovakia 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 |
|---|---|---|---|
| 2011 | +2243.3% | 16.94 terawatt-hours | 397 terawatt-hours |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1970s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | 9 |
| 1980s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | 10 |
| 1990s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | 10 |
| 2000s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | 10 |
| 2010s | 474.19 terawatt-hours | 16.94 terawatt-hours | 597 terawatt-hours | 10 |
| 2020s | 683.12 terawatt-hours | 605 terawatt-hours | 815.7 terawatt-hours | 6 |
Countries ranked near Slovakia
More energy & mining data for Slovakia
- Fossil fuel consumption by fuel, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Primary energy use, annual growth rate 0.9653 % 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 8.1% (2024)
Frequently asked questions
- What is solar energy generation vs. capacity in Slovakia?
- Solar energy generation vs. capacity in Slovakia was 815.7 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 vs. capacity recorded in Slovakia?
- The highest recorded value was 815.7 terawatt-hours in 2025.
- What is the lowest solar energy generation vs. capacity recorded in Slovakia?
- The lowest recorded value was 0 terawatt-hours in 1971.
- How does Slovakia rank for solar energy generation vs. capacity?
- Slovakia ranks 66th out of 79 countries with data for 2025.
- Is solar energy generation vs. capacity rising or falling in Slovakia?
- Over the last ten years it is up 61.2%. The long-run trend across the full record is volatile.
- Where does this Slovakia 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 vs. capacity. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 55 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.