Annual change in primary energy from solar and wind in South Africa
South Africa: Annual change in primary energy from solar and wind was 1.34 terawatt-hours in 2025. ◆ Volatile
Latest (2025)
1.34 terawatt-hours
Change on year
down 55.6%
World rank
34th
of 111 countries
All-time high
6.27 terawatt-hours
in 2023
All-time low
-0.4805 terawatt-hours
in 2018
Years of data
60
1966–2025
Annual change in primary energy from solar and wind in South Africa, 1966–2025
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 annual change in primary energy from solar and wind in South Africa is 1.34 terawatt-hours, measured in 2025.
That represents a change of down 55.6% on the previous year and down 63.6% over ten years.
Over the whole period, annual change in primary energy from solar and wind in South Africa peaked at 6.27 terawatt-hours in 2023 and was at its lowest, -0.4805 terawatt-hours, in 2018.
That places South Africa 34th out of 111 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.
Annual change in primary energy from solar and wind in South Africa, year by year
| Year | terawatt-hours | Change |
|---|---|---|
| 1966 | 0 terawatt-hours | — |
| 1967 | 0 terawatt-hours | — |
| 1968 | 0 terawatt-hours | — |
| 1969 | 0 terawatt-hours | — |
| 1970 | 0 terawatt-hours | — |
| 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 | 0.0093 terawatt-hours | — |
| 2001 | 0.0015 terawatt-hours | -83.9% |
| 2002 | 0.0016 terawatt-hours | +6.7% |
| 2003 | 0.0075 terawatt-hours | +368.7% |
| 2004 | 0.0076 terawatt-hours | +1.3% |
| 2005 | 0.0015 terawatt-hours | -80.3% |
| 2006 | 0.0016 terawatt-hours | +6.7% |
| 2007 | 0.0015 terawatt-hours | -6.3% |
| 2008 | 0.0106 terawatt-hours | +606.7% |
| 2009 | 0.0106 terawatt-hours | +0.0% |
| 2010 | 0.0083 terawatt-hours | -21.7% |
| 2011 | 0.0557 terawatt-hours | +571.1% |
| 2012 | 0.0057 terawatt-hours | -89.8% |
| 2013 | 0.157 terawatt-hours | +2654.4% |
| 2014 | 1.86 terawatt-hours | +1085.3% |
| 2015 | 3.68 terawatt-hours | +97.7% |
| 2016 | 1.66 terawatt-hours | -54.8% |
| 2017 | 3.78 terawatt-hours | +127.2% |
| 2018 | -0.4805 terawatt-hours | -112.7% |
| 2019 | 0.7263 terawatt-hours | -251.2% |
| 2020 | 0.8853 terawatt-hours | +21.9% |
| 2021 | 2.69 terawatt-hours | +204.1% |
| 2022 | 4.15 terawatt-hours | +54.1% |
| 2023 | 6.27 terawatt-hours | +51.2% |
| 2024 | 3.01 terawatt-hours | -51.9% |
| 2025 | 1.34 terawatt-hours | -55.6% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1960s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | 4 |
| 1970s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | 10 |
| 1980s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | 10 |
| 1990s | 0 terawatt-hours | 0 terawatt-hours | 0 terawatt-hours | 10 |
| 2000s | 0.0053 terawatt-hours | 0.0015 terawatt-hours | 0.0106 terawatt-hours | 10 |
| 2010s | 1.15 terawatt-hours | -0.4805 terawatt-hours | 3.78 terawatt-hours | 10 |
| 2020s | 3.06 terawatt-hours | 0.8853 terawatt-hours | 6.27 terawatt-hours | 6 |
Countries ranked near South Africa
More energy & mining data for South Africa
- Coal consumption, per capita 0 terawatt-hours per person (2025)
- Coal consumption, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Coal production, per capita 0 terawatt-hours per person (2025)
- Coal production, per unit of GDP 0 terawatt-hours per US$ of GDP (2025)
- Fuel imports 17.7% (2025)
- Ores and metals imports 2.5% (2025)
- Ores and metals exports 30.3% (2025)
- Gas production 0.6284 terawatt-hours (2024)
- Fossil fuel production per person, by fuel 9.82 kilowatt-hours per person (2024)
- Fossil fuel production by fuel 0.6284 terawatt-hours (2024)
Frequently asked questions
- What is annual change in primary energy from solar and wind in South Africa?
- Annual change in primary energy from solar and wind in South Africa was 1.34 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 annual change in primary energy from solar and wind recorded in South Africa?
- The highest recorded value was 6.27 terawatt-hours in 2023.
- What is the lowest annual change in primary energy from solar and wind recorded in South Africa?
- The lowest recorded value was -0.4805 terawatt-hours in 2018.
- How does South Africa rank for annual change in primary energy from solar and wind?
- South Africa ranks 34th out of 111 countries with data for 2025.
- Is annual change in primary energy from solar and wind rising or falling in South Africa?
- Over the last ten years it is down 63.6%. The long-run trend across the full record is volatile.
- Where does this South Africa 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 Annual change in primary energy from solar and wind. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 60 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
Change in total energy supply relative to the previous year, measured in terawatt-hours.