Annual precipitation in South Korea
South Korea: Annual precipitation was 1,270 millimeters in 2025. ▲ Rising
Annual precipitation in South Korea, 1940–2025
Source: Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data. Measured in millimeters.
Analysis
The most recent figure for annual precipitation in South Korea is 1,270 millimeters, measured in 2025.
That represents a change of down 8.3% on the previous year and up 30.9% over ten years.
Over the whole period, annual precipitation in South Korea peaked at 1,785 millimeters in 1956 and was at its lowest, 475.63 millimeters, in 1942.
That places South Korea 67th out of 192 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 | 1,001 millimeters | 475.63 millimeters | 1,487 millimeters | 10 |
| 1950s | 1,273 millimeters | 865.29 millimeters | 1,785 millimeters | 10 |
| 1960s | 1,242 millimeters | 962.61 millimeters | 1,530 millimeters | 10 |
| 1970s | 1,307 millimeters | 1,028 millimeters | 1,768 millimeters | 10 |
| 1980s | 1,365 millimeters | 917.44 millimeters | 1,683 millimeters | 10 |
| 1990s | 1,298 millimeters | 852.81 millimeters | 1,639 millimeters | 10 |
| 2000s | 1,238 millimeters | 894.04 millimeters | 1,685 millimeters | 10 |
| 2010s | 1,179 millimeters | 917.94 millimeters | 1,423 millimeters | 10 |
| 2020s | 1,344 millimeters | 1,084 millimeters | 1,591 millimeters | 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 annual precipitation in South Korea?
- Annual precipitation in South Korea was 1,270 millimeters in 2025, according to Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data.
- What is the highest annual precipitation recorded in South Korea?
- The highest recorded value was 1,785 millimeters in 1956.
- What is the lowest annual precipitation recorded in South Korea?
- The lowest recorded value was 475.63 millimeters in 1942.
- How does South Korea rank for annual precipitation?
- South Korea ranks 67th out of 192 countries with data for 2025.
- Is annual precipitation rising or falling in South Korea?
- Over the last ten years it is up 30.9%. 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 Annual precipitation. 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
Total annual precipitation—rain and snow—calculated as the sum of daily averages, reported as the depth of water falling to Earth's surface, excluding fog and dew.