Annual precipitation in Cook Islands
Cook Islands: Annual precipitation was 1,504 millimeters in 2025. ▼ Falling
Latest (2025)
1,504 millimeters
Change on year
down 5.4%
World rank
51st
of 192 countries
All-time high
2,676 millimeters
in 1942
All-time low
1,009 millimeters
in 1998
Years of data
86
1940–2025
Annual precipitation in Cook Islands, 1940–2025
Source: Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data. Measured in millimeters.
Analysis
Cook Islands recorded 1,504 millimeters for annual precipitation in 2025.
That represents a change of down 5.4% on the previous year and down 10.1% over ten years.
Over the whole period, annual precipitation in Cook Islands peaked at 2,676 millimeters in 1942 and was at its lowest, 1,009 millimeters, in 1998.
That places Cook Islands 51st out of 192 countries with data for 2025, putting it in the middle of the range.
The long-run direction has been consistently falling across the 86 years of available data.
Annual precipitation in Cook Islands, year by year
| Year | millimeters | Change |
|---|---|---|
| 1940 | 1,706 millimeters | — |
| 1941 | 1,463 millimeters | -14.2% |
| 1942 | 2,676 millimeters | +82.9% |
| 1943 | 1,591 millimeters | -40.5% |
| 1944 | 1,377 millimeters | -13.5% |
| 1945 | 1,631 millimeters | +18.4% |
| 1946 | 1,697 millimeters | +4.1% |
| 1947 | 2,332 millimeters | +37.4% |
| 1948 | 1,855 millimeters | -20.4% |
| 1949 | 1,457 millimeters | -21.5% |
| 1950 | 1,688 millimeters | +15.8% |
| 1951 | 1,974 millimeters | +17.0% |
| 1952 | 1,714 millimeters | -13.2% |
| 1953 | 1,626 millimeters | -5.1% |
| 1954 | 2,286 millimeters | +40.5% |
| 1955 | 2,243 millimeters | -1.9% |
| 1956 | 1,929 millimeters | -14.0% |
| 1957 | 1,938 millimeters | +0.5% |
| 1958 | 1,409 millimeters | -27.3% |
| 1959 | 2,020 millimeters | +43.4% |
| 1960 | 1,813 millimeters | -10.2% |
| 1961 | 1,495 millimeters | -17.6% |
| 1962 | 2,206 millimeters | +47.5% |
| 1963 | 1,577 millimeters | -28.5% |
| 1964 | 1,983 millimeters | +25.7% |
| 1965 | 1,755 millimeters | -11.5% |
| 1966 | 1,585 millimeters | -9.7% |
| 1967 | 2,011 millimeters | +26.9% |
| 1968 | 1,706 millimeters | -15.2% |
| 1969 | 1,418 millimeters | -16.9% |
| 1970 | 1,654 millimeters | +16.6% |
| 1971 | 1,332 millimeters | -19.5% |
| 1972 | 1,458 millimeters | +9.5% |
| 1973 | 1,745 millimeters | +19.7% |
| 1974 | 2,174 millimeters | +24.6% |
| 1975 | 1,509 millimeters | -30.6% |
| 1976 | 1,739 millimeters | +15.3% |
| 1977 | 1,885 millimeters | +8.4% |
| 1978 | 1,964 millimeters | +4.2% |
| 1979 | 1,463 millimeters | -25.5% |
| 1980 | 1,641 millimeters | +12.1% |
| 1981 | 2,166 millimeters | +32.0% |
| 1982 | 1,071 millimeters | -50.6% |
| 1983 | 1,177 millimeters | +9.9% |
| 1984 | 1,644 millimeters | +39.7% |
| 1985 | 1,725 millimeters | +4.9% |
| 1986 | 1,984 millimeters | +15.0% |
| 1987 | 1,661 millimeters | -16.2% |
| 1988 | 2,356 millimeters | +41.8% |
| 1989 | 1,873 millimeters | -20.5% |
| 1990 | 1,508 millimeters | -19.5% |
| 1991 | 1,718 millimeters | +13.9% |
| 1992 | 1,259 millimeters | -26.7% |
| 1993 | 1,341 millimeters | +6.5% |
| 1994 | 1,709 millimeters | +27.5% |
| 1995 | 1,727 millimeters | +1.1% |
| 1996 | 1,509 millimeters | -12.6% |
| 1997 | 1,350 millimeters | -10.6% |
| 1998 | 1,009 millimeters | -25.2% |
| 1999 | 2,181 millimeters | +116.2% |
| 2000 | 1,665 millimeters | -23.7% |
| 2001 | 1,487 millimeters | -10.7% |
| 2002 | 1,311 millimeters | -11.8% |
| 2003 | 1,987 millimeters | +51.5% |
| 2004 | 1,468 millimeters | -26.1% |
| 2005 | 1,834 millimeters | +24.9% |
| 2006 | 2,287 millimeters | +24.7% |
| 2007 | 1,759 millimeters | -23.1% |
| 2008 | 1,749 millimeters | -0.5% |
| 2009 | 2,003 millimeters | +14.5% |
| 2010 | 1,675 millimeters | -16.4% |
| 2011 | 1,763 millimeters | +5.3% |
| 2012 | 1,541 millimeters | -12.6% |
| 2013 | 1,120 millimeters | -27.3% |
| 2014 | 1,572 millimeters | +40.4% |
| 2015 | 1,672 millimeters | +6.4% |
| 2016 | 1,620 millimeters | -3.1% |
| 2017 | 1,772 millimeters | +9.4% |
| 2018 | 1,917 millimeters | +8.2% |
| 2019 | 1,757 millimeters | -8.4% |
| 2020 | 1,966 millimeters | +11.9% |
| 2021 | 1,882 millimeters | -4.3% |
| 2022 | 2,037 millimeters | +8.3% |
| 2023 | 1,747 millimeters | -14.3% |
| 2024 | 1,589 millimeters | -9.0% |
| 2025 | 1,504 millimeters | -5.4% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1940s | 1,779 millimeters | 1,377 millimeters | 2,676 millimeters | 10 |
| 1950s | 1,883 millimeters | 1,409 millimeters | 2,286 millimeters | 10 |
| 1960s | 1,755 millimeters | 1,418 millimeters | 2,206 millimeters | 10 |
| 1970s | 1,692 millimeters | 1,332 millimeters | 2,174 millimeters | 10 |
| 1980s | 1,730 millimeters | 1,071 millimeters | 2,356 millimeters | 10 |
| 1990s | 1,531 millimeters | 1,009 millimeters | 2,181 millimeters | 10 |
| 2000s | 1,755 millimeters | 1,311 millimeters | 2,287 millimeters | 10 |
| 2010s | 1,641 millimeters | 1,120 millimeters | 1,917 millimeters | 10 |
| 2020s | 1,787 millimeters | 1,504 millimeters | 2,037 millimeters | 6 |
Countries ranked near Cook Islands
- 48 Malawi 1,549 millimeters compare
- 49 Switzerland 1,537 millimeters compare
- 50 Montenegro 1,525 millimeters compare
- 52 Bolivia 1,482 millimeters compare
- 53 Congo 1,481 millimeters compare
- 54 Madagascar 1,465 millimeters compare
More climate change data for Cook Islands
- Nutrient nitrogen N (total) — Synthetic fertilizers (Agricultural) 25,902 kg (2050)
- Emissions from livestock — Emissions (CO2eq) 35.8 kt (2050)
- Emissions from livestock — Emissions (CO2eq) from N2O 5.43 kt (2050)
- Emissions from livestock — Emissions (CO2eq) from CH4 30.36 kt (2050)
- Emissions from livestock — Emissions 0.0205 kt (2050)
- Emissions from livestock — Emissions 1.08 kt (2050)
- Emissions from crops — Emissions (CO2eq) 0.1325 kt (2050)
- Emissions from crops — Emissions (CO2eq) from N2O 0.1325 kt (2050)
- Emissions from crops — Emissions 0.0005 kt (2050)
- Synthetic Fertilizers — Emissions (CO2eq) 0.1325 kt (2050)
Frequently asked questions
- What is annual precipitation in Cook Islands?
- Annual precipitation in Cook Islands was 1,504 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 Cook Islands?
- The highest recorded value was 2,676 millimeters in 1942.
- What is the lowest annual precipitation recorded in Cook Islands?
- The lowest recorded value was 1,009 millimeters in 1998.
- How does Cook Islands rank for annual precipitation?
- Cook Islands ranks 51st out of 192 countries with data for 2025.
- Is annual precipitation rising or falling in Cook Islands?
- Over the last ten years it is down 10.1%. The long-run trend across the full record is falling.
- Where does this Cook Islands 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.