Average annual surface temperature in South Africa
South Africa: Average annual surface temperature was 18.35 °C in 2025. ▲ Rising
Average annual surface temperature in South Africa, 1940–2025
Source: Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data. Measured in °C.
Analysis
The most recent figure for average annual surface temperature in South Africa is 18.35 °C, measured in 2025.
That represents a change of down 3.0% on the previous year and down 2.6% over ten years.
Over the whole period, average annual surface temperature in South Africa peaked at 19.13 °C in 2019 and was at its lowest, 16.39 °C, in 1955.
That places South Africa 123rd out of 193 countries with data for 2025, putting it in the middle of the range.
The long-run direction has been consistently rising across the 86 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1940s | 17.13 °C | 16.57 °C | 17.89 °C | 10 |
| 1950s | 17.19 °C | 16.39 °C | 17.82 °C | 10 |
| 1960s | 17.21 °C | 16.56 °C | 17.62 °C | 10 |
| 1970s | 17.12 °C | 16.53 °C | 17.52 °C | 10 |
| 1980s | 17.59 °C | 16.89 °C | 18.01 °C | 10 |
| 1990s | 17.64 °C | 16.83 °C | 18.33 °C | 10 |
| 2000s | 17.78 °C | 17.24 °C | 18.12 °C | 10 |
| 2010s | 18.25 °C | 17.32 °C | 19.13 °C | 10 |
| 2020s | 18.28 °C | 17.85 °C | 18.92 °C | 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 average annual surface temperature in South Africa?
- Average annual surface temperature in South Africa was 18.35 °C in 2025, according to Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data.
- What is the highest average annual surface temperature recorded in South Africa?
- The highest recorded value was 19.13 °C in 2019.
- What is the lowest average annual surface temperature recorded in South Africa?
- The lowest recorded value was 16.39 °C in 1955.
- How does South Africa rank for average annual surface temperature?
- South Africa ranks 123rd out of 193 countries with data for 2025.
- Is average annual surface temperature rising or falling in South Africa?
- Over the last ten years it is down 2.6%. The long-run trend across the full record is rising.
- Where does this South Africa data come from?
- The figures come from Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data, published as part of Average annual surface temperature. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 86 observations, free to reuse under CC BY 4.0 (Our World in Data).
About this data
The temperature of the air measured 2 meters above the ground, encompassing land, sea, and in-land water surfaces.