Annual precipitation, annual growth rate in Heard Island and McDonald Islands
Heard Island and McDonald Islands: Annual precipitation, annual growth rate was 3.05 % change on previous year in 2025. ◆ Volatile
Latest (2025)
3.05 % change on previous year
Change on year
up 78.5%
World rank
60th
of 192 countries
All-time high
24.94 % change on previous year
in 1997
All-time low
-30.83 % change on previous year
in 1949
Years of data
85
1941–2025
Annual precipitation, annual growth rate in Heard Island and McDonald Islands, 1941–2025
Source: Statizoid (derived). Measured in % change on previous year.
Analysis
The most recent figure for annual precipitation, annual growth rate in Heard Island and McDonald Islands is 3.05 % change on previous year, measured in 2025.
The figure is up 78.5% on the previous year and up 219.8% over ten years.
Over the whole period, annual precipitation, annual growth rate in Heard Island and McDonald Islands peaked at 24.94 % change on previous year in 1997 and was at its lowest, -30.83 % change on previous year, in 1949.
That places Heard Island and McDonald Islands 60th out of 192 countries with data for 2025, putting it in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Annual precipitation, annual growth rate in Heard Island and McDonald Islands, year by year
| Year | % change on previous year | Change |
|---|---|---|
| 1941 | -6.82 % change on previous year | — |
| 1942 | 8.25 % change on previous year | -221.0% |
| 1943 | -10.4 % change on previous year | -226.0% |
| 1944 | 0.4208 % change on previous year | -104.0% |
| 1945 | -1.39 % change on previous year | -431.4% |
| 1946 | 8.74 % change on previous year | -726.5% |
| 1947 | 0.216 % change on previous year | -97.5% |
| 1948 | -2.79 % change on previous year | -1390.0% |
| 1949 | -30.83 % change on previous year | +1006.3% |
| 1950 | 8.53 % change on previous year | -127.7% |
| 1951 | -4.63 % change on previous year | -154.3% |
| 1952 | 11.29 % change on previous year | -343.7% |
| 1953 | 10.41 % change on previous year | -7.8% |
| 1954 | 2.92 % change on previous year | -71.9% |
| 1955 | -10.7 % change on previous year | -466.0% |
| 1956 | 3.17 % change on previous year | -129.6% |
| 1957 | -0.3604 % change on previous year | -111.4% |
| 1958 | 16.25 % change on previous year | -4609.1% |
| 1959 | -17.06 % change on previous year | -205.0% |
| 1960 | 15.88 % change on previous year | -193.1% |
| 1961 | 7.39 % change on previous year | -53.5% |
| 1962 | -8.43 % change on previous year | -214.0% |
| 1963 | -1.93 % change on previous year | -77.1% |
| 1964 | 1.57 % change on previous year | -181.2% |
| 1965 | 3.22 % change on previous year | +105.3% |
| 1966 | 4.61 % change on previous year | +43.5% |
| 1967 | -11.4 % change on previous year | -347.0% |
| 1968 | 6.66 % change on previous year | -158.4% |
| 1969 | 0.9468 % change on previous year | -85.8% |
| 1970 | -7.85 % change on previous year | -928.9% |
| 1971 | -0.6881 % change on previous year | -91.2% |
| 1972 | 5.31 % change on previous year | -872.0% |
| 1973 | 14.67 % change on previous year | +176.1% |
| 1974 | -7.62 % change on previous year | -152.0% |
| 1975 | 9.62 % change on previous year | -226.1% |
| 1976 | -3.52 % change on previous year | -136.6% |
| 1977 | -2.74 % change on previous year | -22.0% |
| 1978 | -2.37 % change on previous year | -13.5% |
| 1979 | 11.4 % change on previous year | -580.6% |
| 1980 | -1.87 % change on previous year | -116.4% |
| 1981 | -0.3372 % change on previous year | -82.0% |
| 1982 | -1.55 % change on previous year | +359.2% |
| 1983 | -0.7601 % change on previous year | -50.9% |
| 1984 | -2.92 % change on previous year | +284.7% |
| 1985 | 1.54 % change on previous year | -152.8% |
| 1986 | 12.07 % change on previous year | +681.6% |
| 1987 | -6.03 % change on previous year | -150.0% |
| 1988 | -5.98 % change on previous year | -0.8% |
| 1989 | 9.99 % change on previous year | -267.0% |
| 1990 | -0.5776 % change on previous year | -105.8% |
| 1991 | 0.2836 % change on previous year | -149.1% |
| 1992 | -2.4 % change on previous year | -946.8% |
| 1993 | 2.66 % change on previous year | -210.9% |
| 1994 | 0.0145 % change on previous year | -99.5% |
| 1995 | -1.96 % change on previous year | -13598.0% |
| 1996 | -21.23 % change on previous year | +981.0% |
| 1997 | 24.94 % change on previous year | -217.5% |
| 1998 | -1.03 % change on previous year | -104.1% |
| 1999 | -0.1218 % change on previous year | -88.1% |
| 2000 | 1.75 % change on previous year | -1534.9% |
| 2001 | -0.5867 % change on previous year | -133.6% |
| 2002 | 0.511 % change on previous year | -187.1% |
| 2003 | 3.76 % change on previous year | +635.9% |
| 2004 | 1.83 % change on previous year | -51.4% |
| 2005 | -8.87 % change on previous year | -585.6% |
| 2006 | 8.29 % change on previous year | -193.5% |
| 2007 | -3.21 % change on previous year | -138.7% |
| 2008 | -0.8136 % change on previous year | -74.6% |
| 2009 | -6.36 % change on previous year | +681.3% |
| 2010 | 15.06 % change on previous year | -336.9% |
| 2011 | -13.8 % change on previous year | -191.6% |
| 2012 | 22.64 % change on previous year | -264.1% |
| 2013 | -7 % change on previous year | -130.9% |
| 2014 | -2.92 % change on previous year | -58.3% |
| 2015 | -2.54 % change on previous year | -12.8% |
| 2016 | 1.12 % change on previous year | -144.1% |
| 2017 | -0.5086 % change on previous year | -145.4% |
| 2018 | -0.4064 % change on previous year | -20.1% |
| 2019 | 15.29 % change on previous year | -3862.6% |
| 2020 | -15.91 % change on previous year | -204.0% |
| 2021 | 3.61 % change on previous year | -122.7% |
| 2022 | 0.8934 % change on previous year | -75.2% |
| 2023 | -3.29 % change on previous year | -468.7% |
| 2024 | 1.71 % change on previous year | -151.8% |
| 2025 | 3.05 % change on previous year | +78.5% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1940s | -3.84 % change on previous year | -30.83 % change on previous year | 8.74 % change on previous year | 9 |
| 1950s | 1.98 % change on previous year | -17.06 % change on previous year | 16.25 % change on previous year | 10 |
| 1960s | 1.85 % change on previous year | -11.4 % change on previous year | 15.88 % change on previous year | 10 |
| 1970s | 1.62 % change on previous year | -7.85 % change on previous year | 14.67 % change on previous year | 10 |
| 1980s | 0.4147 % change on previous year | -6.03 % change on previous year | 12.07 % change on previous year | 10 |
| 1990s | 0.0585 % change on previous year | -21.23 % change on previous year | 24.94 % change on previous year | 10 |
| 2000s | -0.3699 % change on previous year | -8.87 % change on previous year | 8.29 % change on previous year | 10 |
| 2010s | 2.69 % change on previous year | -13.8 % change on previous year | 22.64 % change on previous year | 10 |
| 2020s | -1.66 % change on previous year | -15.91 % change on previous year | 3.61 % change on previous year | 6 |
Countries ranked near Heard Island and McDonald Islands
- 57 Ireland 3.69 % change on previous year compare
- 58 Myanmar 3.63 % change on previous year compare
- 59 Nigeria 3.35 % change on previous year compare
- 61 Indonesia 2.65 % change on previous year compare
- 62 Bulgaria 2.64 % change on previous year compare
- 63 Madagascar 2.54 % change on previous year compare
More reference data data for Heard Island and McDonald Islands
- Temperature anomalies by month 0.876 °C (2026)
- Spring temperature anomalies 0.8521 °C (2026)
- Summer temperature anomalies 1.56 °C (2026)
- Precipitation anomalies, annual growth rate 363.4 % change on previous year (2025)
- Annual precipitation 1,377 millimeters (2025)
- Winter temperature anomalies 0.8706 °C (2025)
- Autumn temperature anomalies 0.9668 °C (2025)
- Precipitation anomalies 29.5 millimeters (2025)
- Exposure to extreme precipitation — Annual precipitation change -17.8 Millimetres per year (2023)
- Exposure to extreme temperature — Annual temperature change 0.729 Degrees celsius (2023)
Frequently asked questions
- What is annual precipitation, annual growth rate in Heard Island and McDonald Islands?
- Annual precipitation, annual growth rate in Heard Island and McDonald Islands was 3.05 % change on previous year in 2025, according to Statizoid (derived).
- What is the highest annual precipitation, annual growth rate recorded in Heard Island and McDonald Islands?
- The highest recorded value was 24.94 % change on previous year in 1997.
- What is the lowest annual precipitation, annual growth rate recorded in Heard Island and McDonald Islands?
- The lowest recorded value was -30.83 % change on previous year in 1949.
- How does Heard Island and McDonald Islands rank for annual precipitation, annual growth rate?
- Heard Island and McDonald Islands ranks 60th out of 192 countries with data for 2025.
- Is annual precipitation, annual growth rate rising or falling in Heard Island and McDonald Islands?
- Over the last ten years it is up 219.8%. The long-run trend across the full record is volatile.
- Where does this Heard Island and McDonald Islands data come from?
- The figures come from Statizoid (derived), published as part of Annual precipitation, annual growth rate. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 85 observations, free to reuse under Derived by Statizoid from the sources named on the page.
How this figure is calculated
The year-on-year percentage change in Annual precipitation. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.
Computed from
- Annual precipitation Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data
Statizoid computes this series; the underlying measurements belong to the publishers named above. The arithmetic is applied to every country and year where both inputs report, and nothing is estimated unless the page says so.
About this data
The year-on-year percentage change in Annual precipitation. Computed from consecutive annual observations; years either side of a gap are skipped rather than bridged.