South Korea Solar Power: Generation, Share and Trend
South Korea generated 37.8 TWh of electricity from solar in 2025, 6.1% of its total, according to Ember. That made it the 10th largest solar power producer in 2025 of the 180 countries with Ember data, comparing each country's latest year. Solar supplied 8.8% of the world's electricity in 2025. These are annual statistics for 2025, with monthly figures through June 2026; they are compiled from national sources and are not real time.
Key Facts
- South Korea generated 37.8 TWh of electricity from solar in 2025.
- Solar supplied 6.1% of South Korea's electricity in 2025.
- South Korea was the 10th largest solar power producer in 2025 among the 180 countries with Ember data, comparing each country's latest year.
- South Korea's solar generation in 2025 was 95% higher than in 2020, when it was 19.3 TWh.
- South Korea's solar generation in 2025 was 794% higher than in 2015, when it was 4.23 TWh.
- 2025 was South Korea's highest year for solar generation in Ember's records, which start in 1985.
- South Korea's solar share in 2025 was below the world share of 8.8%.
- South Korea had 30.4 GW of solar generating capacity in 2025.
Key Figures, 2025
| Measure | Value | As of / source |
|---|---|---|
| Solar generation | 37.8 TWh | 2025 · Ember |
| Share of South Korea's electricity | 6.1% | 2025 · Ember |
| World share of solar | 8.8% | 2025 · Ember |
| Rank by solar generation (each country's latest year) | 10 of 180 | 2025 · Ember |
| Solar capacity | 30.4 GW | 2025 · Ember |
Solar Generation Year by Year
Ember annual statistics, 1985 to 2025Annual statistics through 2025, TWh
| Year | Solar |
|---|---|
| 1985 | 0 TWh |
| 1986 | 0 TWh |
| 1987 | 0 TWh |
| 1988 | 0 TWh |
| 1989 | 0 TWh |
| 1990 | 0 TWh |
| 1991 | 0 TWh |
| 1992 | 0 TWh |
| 1993 | 0 TWh |
| 1994 | 0 TWh |
| 1995 | 0 TWh |
| 1996 | 0 TWh |
| 1997 | 0 TWh |
| 1998 | 0 TWh |
| 1999 | 0 TWh |
| 2000 | 10.0 GWh |
| 2001 | 10.0 GWh |
| 2002 | 10.0 GWh |
| 2003 | 10.0 GWh |
| 2004 | 10.0 GWh |
| 2005 | 10.0 GWh |
| 2006 | 30.0 GWh |
| 2007 | 70.0 GWh |
| 2008 | 280 GWh |
| 2009 | 570 GWh |
| 2010 | 770 GWh |
| 2011 | 920 GWh |
| 2012 | 1.13 TWh |
| 2013 | 1.67 TWh |
| 2014 | 2.69 TWh |
| 2015 | 4.23 TWh |
| 2016 | 5.52 TWh |
| 2017 | 7.74 TWh |
| 2018 | 10.2 TWh |
| 2019 | 14.2 TWh |
| 2020 | 19.3 TWh |
| 2021 | 24.7 TWh |
| 2022 | 30.7 TWh |
| 2023 | 33.2 TWh |
| 2024 | 32.7 TWh |
| 2025 | 37.8 TWh |
Annual statistics through 2025, % of generation
| Year | South Korea | World |
|---|---|---|
| 1985 | 0.0% | n/a |
| 1986 | 0.0% | n/a |
| 1987 | 0.0% | n/a |
| 1988 | 0.0% | n/a |
| 1989 | 0.0% | n/a |
| 1990 | 0.0% | n/a |
| 1991 | 0.0% | n/a |
| 1992 | 0.0% | n/a |
| 1993 | 0.0% | n/a |
| 1994 | 0.0% | n/a |
| 1995 | 0.0% | n/a |
| 1996 | 0.0% | n/a |
| 1997 | 0.0% | n/a |
| 1998 | 0.0% | n/a |
| 1999 | 0.0% | n/a |
| 2000 | 0.0% | 0.0% |
| 2001 | 0.0% | 0.0% |
| 2002 | 0.0% | 0.0% |
| 2003 | 0.0% | 0.0% |
| 2004 | 0.0% | 0.0% |
| 2005 | 0.0% | 0.0% |
| 2006 | 0.0% | 0.0% |
| 2007 | 0.0% | 0.0% |
| 2008 | 0.1% | 0.1% |
| 2009 | 0.1% | 0.1% |
| 2010 | 0.2% | 0.2% |
| 2011 | 0.2% | 0.3% |
| 2012 | 0.2% | 0.4% |
| 2013 | 0.3% | 0.6% |
| 2014 | 0.5% | 0.8% |
| 2015 | 0.8% | 1.1% |
| 2016 | 1.0% | 1.3% |
| 2017 | 1.3% | 1.8% |
| 2018 | 1.7% | 2.2% |
| 2019 | 2.4% | 2.6% |
| 2020 | 3.4% | 3.2% |
| 2021 | 4.1% | 3.7% |
| 2022 | 4.9% | 4.6% |
| 2023 | 5.4% | 5.6% |
| 2024 | 5.2% | 7.0% |
| 2025 | 6.1% | 8.8% |
| Year | Generation | Share | World share | Capacity |
|---|---|---|---|---|
| 2025 | 37.8 TWh | 6.1% | 8.8% | 30.4 GW |
| 2024 | 32.7 TWh | 5.2% | 7.0% | 26.7 GW |
| 2023 | 33.2 TWh | 5.4% | 5.6% | 23.5 GW |
| 2022 | 30.7 TWh | 4.9% | 4.6% | 20.5 GW |
| 2021 | 24.7 TWh | 4.1% | 3.7% | 17.9 GW |
| 2020 | 19.3 TWh | 3.4% | 3.2% | 14.8 GW |
| 2019 | 14.2 TWh | 2.4% | 2.6% | 10.9 GW |
| 2018 | 10.2 TWh | 1.7% | 2.2% | 7.70 GW |
| 2017 | 7.74 TWh | 1.3% | 1.8% | 5.63 GW |
| 2016 | 5.52 TWh | 1.0% | 1.3% | 4.34 GW |
Full year by year history for South Korea
Source: Ember (ember-energy.org), licensed under CC BY 4.0. Data as of 2025. World shares are Ember's World totals; ranks compare each country's latest year, which can differ between countries.
Solar Generation Month by Month
Ember monthly statistics through June 2026Monthly statistics through June 2026, TWh
| Month | Solar |
|---|---|
| 2024-07 | 2.66 TWh |
| 2024-08 | 3.51 TWh |
| 2024-09 | 2.87 TWh |
| 2024-10 | 2.36 TWh |
| 2024-11 | 2.16 TWh |
| 2024-12 | 2.10 TWh |
| 2025-01 | 2.13 TWh |
| 2025-02 | 2.85 TWh |
| 2025-03 | 3.36 TWh |
| 2025-04 | 4.04 TWh |
| 2025-05 | 3.67 TWh |
| 2025-06 | 3.77 TWh |
| 2025-07 | 3.98 TWh |
| 2025-08 | 3.70 TWh |
| 2025-09 | 2.72 TWh |
| 2025-10 | 2.46 TWh |
| 2025-11 | 2.81 TWh |
| 2025-12 | 2.31 TWh |
| 2026-01 | 2.83 TWh |
| 2026-02 | 3.01 TWh |
| 2026-03 | 3.99 TWh |
| 2026-04 | 4.10 TWh |
| 2026-05 | 4.71 TWh |
| 2026-06 | 4.47 TWh |
Source: Ember (ember-energy.org), licensed under CC BY 4.0. Data as of June 2026. Monthly figures for South Korea can differ slightly from the annual totals.