Precipitation anomalies in Japan
Japan: Precipitation anomalies was -124.37 millimeters in 2025. ◆ Volatile
Precipitation anomalies in Japan, 1940–2025
Source: Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data. Measured in millimeters.
Analysis
Japan recorded -124.37 millimeters for precipitation anomalies in 2025.
Compared with earlier readings it is down 165.9% on the previous year and down 225.5% over ten years.
Over the whole period, precipitation anomalies in Japan peaked at 579.86 millimeters in 1972 and was at its lowest, -618.59 millimeters, in 1943.
That places Japan 150th out of 192 countries with data for 2025, putting it in the bottom quarter.
The series is highly variable year to year, so single readings are best treated with caution.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1940s | -330.65 millimeters | -618.59 millimeters | 189.91 millimeters | 10 |
| 1950s | -38.68 millimeters | -251.13 millimeters | 117.81 millimeters | 10 |
| 1960s | 6.44 millimeters | -134.12 millimeters | 216.43 millimeters | 10 |
| 1970s | 139.62 millimeters | -192.17 millimeters | 579.86 millimeters | 10 |
| 1980s | -43.26 millimeters | -390.8 millimeters | 271.93 millimeters | 10 |
| 1990s | -11.55 millimeters | -388.89 millimeters | 270.62 millimeters | 10 |
| 2000s | -69.05 millimeters | -277.11 millimeters | 177.3 millimeters | 10 |
| 2010s | 70.21 millimeters | -25.11 millimeters | 164.99 millimeters | 10 |
| 2020s | 53.43 millimeters | -124.37 millimeters | 199.75 millimeters | 6 |
Countries ranked near Japan
More reference data data for Japan
- Spring temperature anomalies 1.24 °C (2026)
- Summer temperature anomalies 0.1053 °C (2026)
- Temperature anomalies by month -0.7172 °C (2026)
- Universal right to vote in practice 2 (2025)
- Autumn temperature anomalies 1.9 °C (2025)
- Winter temperature anomalies 0.5865 °C (2025)
- Consumer price index 118.04 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 precipitation anomalies in Japan?
- Precipitation anomalies in Japan was -124.37 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 precipitation anomalies recorded in Japan?
- The highest recorded value was 579.86 millimeters in 1972.
- What is the lowest precipitation anomalies recorded in Japan?
- The lowest recorded value was -618.59 millimeters in 1943.
- How does Japan rank for precipitation anomalies?
- Japan ranks 150th out of 192 countries with data for 2025.
- Is precipitation anomalies rising or falling in Japan?
- Over the last ten years it is down 225.5%. The long-run trend across the full record is volatile.
- Where does this Japan 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 Precipitation anomalies. 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 difference in a specific year's total precipitation—rain and snow—from the 1991–2020 average, measured in millimeters, excluding fog and dew.