Heard Island and McDonald Islands vs OECD: Exposure to extreme precipitation — Annual precipitation change

Heard Island and McDonald Islands
-17.8 Millimetres per year
in 2023
OECD
-15.09 Millimetres per year
in 2023
Heard Island and McDonald Islands rank
128th
OECD rank
125th

Exposure to extreme precipitation — Annual precipitation change over time

  • Heard Island and McDonald Islands
  • OECD
-200-1000100200197920012023

How they compare

OECD currently reports -15.09 Millimetres per year against -17.8 Millimetres per year in Heard Island and McDonald Islands, a difference of 2.71 Millimetres per year.

The two have swapped places 21 times across 45 shared years of data; in 1979 it was Heard Island and McDonald Islands ahead.

Heard Island and McDonald Islands ranks 128th and OECD ranks 125th of 222 countries.

Across the 6 decades both report, Heard Island and McDonald Islands averaged higher in 3 and OECD in 3.

Head to head by decade

Decade Heard Island and McDonald Islands OECD Difference Ahead
1970s 10.95 Millimetres per year 9.16 Millimetres per year 1.79 Millimetres per year Heard Island and McDonald Islands
1980s -11.73 Millimetres per year 2.63 Millimetres per year 14.36 Millimetres per year OECD
1990s -5.32 Millimetres per year 3.59 Millimetres per year 8.91 Millimetres per year OECD
2000s 7.22 Millimetres per year -11.2 Millimetres per year 18.42 Millimetres per year Heard Island and McDonald Islands
2010s 61.08 Millimetres per year 7.55 Millimetres per year 53.53 Millimetres per year Heard Island and McDonald Islands
2020s 4.44 Millimetres per year 6.38 Millimetres per year 1.94 Millimetres per year OECD

Averages of every year both report within each decade.

Frequently asked questions

Which has higher exposure to extreme precipitation — annual precipitation change, Heard Island and McDonald Islands or OECD?
OECD, at -15.09 Millimetres per year against -17.8 Millimetres per year in Heard Island and McDonald Islands as of 2023.
What is the difference in exposure to extreme precipitation — annual precipitation change between Heard Island and McDonald Islands and OECD?
2.71 Millimetres per year, with OECD ahead.
How many years of comparable data are there for Heard Island and McDonald Islands and OECD?
45 years are reported by both, from 1979 to 2023.
How do Heard Island and McDonald Islands and OECD rank globally for exposure to extreme precipitation — annual precipitation change?
Heard Island and McDonald Islands ranks 128th and OECD ranks 125th of 222 countries.
Where does this data come from?
Organisation for Economic Co-operation and Development, published as Exposure to extreme precipitation — Annual precipitation change. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Heard Island and McDonald Islands vs OECD: Exposure to extreme precipitation — Annual precipitation change. Statizoid, drawing on Organisation for Economic Co-operation and Development. Retrieved 02 September 2026, from https://reference.statizoid.com/compare/exposure-to-extreme-precipitation-annual-precipitation-change/heard-island-and-mcdonald-islands/oecd/

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About this data

Indicator
Exposure to extreme precipitation — Annual precipitation change
Unit
Millimetres per year
Source
Organisation for Economic Co-operation and Development
Licence
OECD Terms and Conditions (attribution required)
Coverage
979 places, 44,055 data points, 1979–2023
Last refreshed

The dataset provides a global assessment of changes in average precipitation by providing the precipitation anomaly and provides a global assessment of extreme precipitation through the use of two precipitation indices, i.e. very heavy precipitation days and frequency of extreme precipitation events. Exposure indicators to extreme precipitation have been prepared jointly by the Organisation for Economic Co-operation and Development (OECD) and the International Energy Agency (IEA). Please see the working paper for a more complete description of the methods. The datasets span the period 1979-2022, depending on data availability and are the result of the use of a variety of geospatial data sources as referenced in the Working Paper. The dataset has a global coverage on a national level; on the sub-national TL2 level (i.e. large subnational regions) results are reported for all OECD countries as well as for Argentina, Brazil, China, India, Indonesia and South Africa. A number of aggregates are included: Euro area, European Union, Advanced economies, Emerging market economies, G7, G20, OECD, OECD Europe, OECD Asia Oceania, OECD Americas and the LAC region. Data source(s): Copernicus Climate Data Store precipitation data (ERA5) and Copernicus Climate Change Initiative land cover data. Contact: ENV.Stat@oecd.org Database documentation