Average annual surface temperature in South Korea
South Korea: Average annual surface temperature was 13.4 °C in 2025. ▲ Rising
Average annual surface temperature in South Korea, 1940–2025
Source: Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data. Measured in °C.
Analysis
South Korea recorded 13.4 °C for average annual surface temperature in 2025.
That represents a change of down 5.5% on the previous year and up 2.7% over ten years.
Over the whole period, average annual surface temperature in South Korea peaked at 14.18 °C in 2024 and was at its lowest, 9.66 °C, in 1947.
That places South Korea 137th 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 | 10.75 °C | 9.66 °C | 11.65 °C | 10 |
| 1950s | 11.46 °C | 10.43 °C | 12.27 °C | 10 |
| 1960s | 11.57 °C | 10.89 °C | 12.37 °C | 10 |
| 1970s | 11.65 °C | 10.83 °C | 12.34 °C | 10 |
| 1980s | 11.5 °C | 10.71 °C | 12.44 °C | 10 |
| 1990s | 12.22 °C | 11.49 °C | 13.11 °C | 10 |
| 2000s | 12.43 °C | 11.92 °C | 12.94 °C | 10 |
| 2010s | 12.58 °C | 11.86 °C | 13.25 °C | 10 |
| 2020s | 13.32 °C | 12.8 °C | 14.18 °C | 6 |
Countries ranked near South Korea
More reference data data for South Korea
- Spring temperature anomalies 1.1 °C (2026)
- Summer temperature anomalies 0.7164 °C (2026)
- Temperature anomalies by month -0.8996 °C (2026)
- Universal right to vote in practice 2 (2025)
- Autumn temperature anomalies 2.24 °C (2025)
- Winter temperature anomalies 0.9115 °C (2025)
- Consumer price index 135 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 Korea?
- Average annual surface temperature in South Korea was 13.4 °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 Korea?
- The highest recorded value was 14.18 °C in 2024.
- What is the lowest average annual surface temperature recorded in South Korea?
- The lowest recorded value was 9.66 °C in 1947.
- How does South Korea rank for average annual surface temperature?
- South Korea ranks 137th out of 193 countries with data for 2025.
- Is average annual surface temperature rising or falling in South Korea?
- Over the last ten years it is up 2.7%. The long-run trend across the full record is rising.
- Where does this South Korea 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.