Annual change in primary energy from wind in South Africa
South Africa: Annual change in primary energy from wind was 0.1592 terawatt-hours in 2025. ◆ Volatile
Annual change in primary energy from wind in South Africa, 1966–2025
Source: Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data. Measured in terawatt-hours.
Analysis
The most recent figure for annual change in primary energy from wind in South Africa is 0.1592 terawatt-hours, measured in 2025.
Compared with earlier readings it is up 133.5% on the previous year and down 92.1% over ten years.
Over the whole period, annual change in primary energy from wind in South Africa peaked at 2.81 terawatt-hours in 2017 and was at its lowest, -0.5549 terawatt-hours, in 2018.
South Africa ranks 24th of 77 countries on this measure, 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 |
|---|---|---|---|---|
| 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 | 0.003 terawatt-hours | 0 terawatt-hours | 0.009 terawatt-hours | 10 |
| 2010s | 0.6595 terawatt-hours | -0.5549 terawatt-hours | 2.81 terawatt-hours | 10 |
| 2020s | 0.7788 terawatt-hours | -0.4751 terawatt-hours | 1.92 terawatt-hours | 6 |
Countries ranked near South Africa
More reference data data for South Africa
- Spring temperature anomalies 0.191 °C (2026)
- Summer temperature anomalies 1.36 °C (2026)
- Temperature anomalies by month 0.6318 °C (2026)
- Universal right to vote in practice 2 (2025)
- Autumn temperature anomalies 1.18 °C (2025)
- Winter temperature anomalies 0.2153 °C (2025)
- Consumer price index 209.92 2010 = 100 (2025)
- Universal right to vote 2 (2025)
- Competitive elections 1 (2025)
- Men's universal right to vote 1 (2025)
Frequently asked questions
- What is annual change in primary energy from wind in South Africa?
- Annual change in primary energy from wind in South Africa was 0.1592 terawatt-hours in 2025, according to Energy Institute - Statistical Review of World Energy (2026); Smil (2017) – with major processing by Our World in Data.
- What is the highest annual change in primary energy from wind recorded in South Africa?
- The highest recorded value was 2.81 terawatt-hours in 2017.
- What is the lowest annual change in primary energy from wind recorded in South Africa?
- The lowest recorded value was -0.5549 terawatt-hours in 2018.
- How does South Africa rank for annual change in primary energy from wind?
- South Africa ranks 24th out of 77 countries with data for 2025.
- Is annual change in primary energy from wind rising or falling in South Africa?
- Over the last ten years it is down 92.1%. 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); Smil (2017) – with major processing by Our World in Data, published as part of Annual change in primary energy from 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.