Belgium Solar Power: Generation, Share and Trend
Belgium generated 10.4 TWh of electricity from solar in 2025, 14.5% of its total, according to Ember. That made it the 26th 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 August 2026; they are compiled from national sources and are not real time.
Key Facts
- Belgium generated 10.4 TWh of electricity from solar in 2025.
- Solar supplied 14.5% of Belgium's electricity in 2025.
- Belgium was the 26th largest solar power producer in 2025 among the 180 countries with Ember data, comparing each country's latest year.
- Belgium's solar generation in 2025 was 104% higher than in 2020, when it was 5.11 TWh.
- Belgium's solar generation in 2025 was 241% higher than in 2015, when it was 3.06 TWh.
- 2025 was Belgium's highest year for solar generation in Ember's records, which start in 1990.
- Belgium's solar share in 2025 was above the world share of 8.8%.
- Belgium had 10.4 GW of solar generating capacity in 2025.
Key Figures, 2025
| Measure | Value | As of / source |
|---|---|---|
| Solar generation | 10.4 TWh | 2025 · Ember |
| Share of Belgium's electricity | 14.5% | 2025 · Ember |
| World share of solar | 8.8% | 2025 · Ember |
| Rank by solar generation (each country's latest year) | 26 of 180 | 2025 · Ember |
| Solar capacity | 10.4 GW | 2025 · Ember |
Solar Generation Year by Year
Ember annual statistics, 1990 to 2025Annual statistics through 2025, TWh
| Year | Solar |
|---|---|
| 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 | 0 TWh |
| 2001 | 0 TWh |
| 2002 | 0 TWh |
| 2003 | 0 TWh |
| 2004 | 0 TWh |
| 2005 | 0 TWh |
| 2006 | 0 TWh |
| 2007 | 10.0 GWh |
| 2008 | 40.0 GWh |
| 2009 | 170 GWh |
| 2010 | 580 GWh |
| 2011 | 1.21 TWh |
| 2012 | 2.15 TWh |
| 2013 | 2.64 TWh |
| 2014 | 2.89 TWh |
| 2015 | 3.06 TWh |
| 2016 | 3.10 TWh |
| 2017 | 3.31 TWh |
| 2018 | 3.90 TWh |
| 2019 | 4.25 TWh |
| 2020 | 5.11 TWh |
| 2021 | 5.62 TWh |
| 2022 | 6.88 TWh |
| 2023 | 7.83 TWh |
| 2024 | 8.56 TWh |
| 2025 | 10.4 TWh |
Annual statistics through 2025, % of generation
| Year | Belgium | World |
|---|---|---|
| 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 | 0.2% | 0.1% |
| 2010 | 0.6% | 0.2% |
| 2011 | 1.4% | 0.3% |
| 2012 | 2.6% | 0.4% |
| 2013 | 3.2% | 0.6% |
| 2014 | 4.1% | 0.8% |
| 2015 | 4.5% | 1.1% |
| 2016 | 3.7% | 1.3% |
| 2017 | 3.9% | 1.8% |
| 2018 | 5.3% | 2.2% |
| 2019 | 4.6% | 2.6% |
| 2020 | 5.8% | 3.2% |
| 2021 | 5.7% | 3.7% |
| 2022 | 7.3% | 4.6% |
| 2023 | 9.5% | 5.6% |
| 2024 | 11.3% | 7.0% |
| 2025 | 14.5% | 8.8% |
| Year | Generation | Share | World share | Capacity |
|---|---|---|---|---|
| 2025 | 10.4 TWh | 14.5% | 8.8% | 10.4 GW |
| 2024 | 8.56 TWh | 11.3% | 7.0% | 9.64 GW |
| 2023 | 7.83 TWh | 9.5% | 5.6% | 8.36 GW |
| 2022 | 6.88 TWh | 7.3% | 4.6% | 6.78 GW |
| 2021 | 5.62 TWh | 5.7% | 3.7% | 5.93 GW |
| 2020 | 5.11 TWh | 5.8% | 3.2% | 5.45 GW |
| 2019 | 4.25 TWh | 4.6% | 2.6% | 4.52 GW |
| 2018 | 3.90 TWh | 5.3% | 2.2% | 3.96 GW |
| 2017 | 3.31 TWh | 3.9% | 1.8% | 3.60 GW |
| 2016 | 3.10 TWh | 3.7% | 1.3% | 3.29 GW |
Full year by year history for Belgium
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 August 2026Monthly statistics through August 2026, TWh
| Month | Solar |
|---|---|
| 2024-09 | 820 GWh |
| 2024-10 | 580 GWh |
| 2024-11 | 210 GWh |
| 2024-12 | 130 GWh |
| 2025-01 | 210 GWh |
| 2025-02 | 470 GWh |
| 2025-03 | 1.00 TWh |
| 2025-04 | 1.26 TWh |
| 2025-05 | 1.32 TWh |
| 2025-06 | 1.37 TWh |
| 2025-07 | 1.29 TWh |
| 2025-08 | 1.28 TWh |
| 2025-09 | 980 GWh |
| 2025-10 | 460 GWh |
| 2025-11 | 320 GWh |
| 2025-12 | 250 GWh |
| 2026-01 | 250 GWh |
| 2026-02 | 400 GWh |
| 2026-03 | 1.09 TWh |
| 2026-04 | 1.44 TWh |
| 2026-05 | 1.44 TWh |
| 2026-06 | 1.50 TWh |
| 2026-07 | 1.66 TWh |
| 2026-08 | 1.36 TWh |
Source: Ember (ember-energy.org), licensed under CC BY 4.0. Data as of August 2026. Monthly figures for Belgium can differ slightly from the annual totals.