Indonesia vs Japan: Precipitation - Regions — Extreme precipitation days

Indonesia
46.4 Days per year
in 2024
Japan
27.1 Days per year
in 2024
Indonesia rank
2nd
Japan rank
4th

Precipitation - Regions — Extreme precipitation days over time

  • Indonesia
  • Japan
20304050198120022024

How they compare

Indonesia currently reports 46.4 Days per year against 27.1 Days per year in Japan, a difference of 19.3 Days per year.

That makes Indonesia's figure about 1.7 times Japan's.

The two have swapped places 2 times across 44 shared years of data; in 1981 it was Indonesia ahead.

Indonesia ranks 2nd and Japan ranks 4th of 48 countries.

Indonesia has averaged higher in every one of the 5 decades both report.

Head to head by decade

Decade Indonesia Japan Difference Ahead
1980s 29.38 Days per year 20.9 Days per year 8.48 Days per year Indonesia
1990s 30.91 Days per year 22.47 Days per year 8.44 Days per year Indonesia
2000s 32 Days per year 20.92 Days per year 11.08 Days per year Indonesia
2010s 37.61 Days per year 23.69 Days per year 13.92 Days per year Indonesia
2020s 42.38 Days per year 24.72 Days per year 17.66 Days per year Indonesia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher precipitation - regions — extreme precipitation days, Indonesia or Japan?
Indonesia, at 46.4 Days per year against 27.1 Days per year in Japan as of 2024.
What is the difference in precipitation - regions — extreme precipitation days between Indonesia and Japan?
19.3 Days per year, with Indonesia ahead.
How many years of comparable data are there for Indonesia and Japan?
44 years are reported by both, from 1981 to 2024.
How do Indonesia and Japan rank globally for precipitation - regions — extreme precipitation days?
Indonesia ranks 2nd and Japan ranks 4th of 48 countries.
Where does this data come from?
Organisation for Economic Co-operation and Development, published as Precipitation - Regions — Extreme precipitation days. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Indonesia vs Japan: Precipitation - Regions — Extreme precipitation days. Statizoid, drawing on Organisation for Economic Co-operation and Development. Retrieved 17 August 2026, from https://reference.statizoid.com/compare/precipitation-regions-extreme-precipitation-days/indonesia/japan/

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About this data

Indicator
Precipitation - Regions — Extreme precipitation days
Unit
Days per year
Source
Organisation for Economic Co-operation and Development
Licence
OECD Terms and Conditions (attribution required)
Coverage
52 places, 2,288 data points, 1981–2024
Last refreshed

<p style="text-align: justify;">This dataset provides indicators on total precipitation and the number of extreme precipitation days, in large (TL2) and small (TL3) regions.</p> <p><strong>Data definition and source</strong></p> <p>Precipitation is the sum of all liquid and frozen water - such as rain and snow - that reaches the Earth's surface each year. It excludes fog, dew and any precipitation that evaporates before reaching the ground. Extreme precipitation days are defined as days with more than 20 mm of total precipitation. Changes in precipitation and extreme precipitation days are referenced to the 1981-2010 baseline average. The estimates rely on the <a href="https://developers.google.com/earth-engine/datasets/catalog/ECMWF_ERA5_LAND_DAILY_AGGR">ERA5-Land reanalysis</a> dataset.</p> <p style="text-align: justify;">ERA5-Land is used as it provides harmonised, globally consistent coverage at fine spatial resolution (0.1 degree), enabling the production of comparable subnational indicators also where national meteorological data are not available at the required scale. </p> <p style="text-align: justify;">These estimates may differ from official subnational climate statistics due to differences in methodological approaches, such as the use of reanalysis based top down modelling versus in situ observations, along with variations in input data sources, spatial resolution, and the models and algorithms used to generate temperature estimates.</p> <p><strong>Definition of regions</strong></p> <p style="text-align: justify;">Regions are subnational units below national boundaries. OECD countries have two regional levels: large regions (territorial level 2 or TL2) and small regions (territorial level 3 or TL3). For more information, see the OECD Territorial grid <a href="https://webfs-cfe.oecd.org/files/.Stat/region/OECD_territorial-grid_TL2024.pdf">(pdf)</a> and the OECD Territorial Correspondence Table <a href="https://webfs-cfe.oecd.org/files/.Stat/region/OECD%20Territorial%20correspondence%20-%20TL2024c.xlsx">(xlsx)</a>.&nbsp;</p> <p><strong>Cite this dataset</strong></p> <p>OECD Regions, Cities and Local Areas database&nbsp;<a href="http://oe.cd/geostats">http://oe.cd/geostats</a>.</p> <p><strong>Further information</strong></p> <ul> <li><a href="https://localdataportal.oecd.org/">OECD Local Data Portal</a>&nbsp;</li> <li><a href="https://www.oecd.org/en/publications/oecd-regions-and-cities-at-a-glance-2024_f42db3bf-en.html">OECD Regions and Cities at a Glance</a></li> </ul> <p>For questions and/or comments, please email <a href="mailto:RegionStat@oecd.org">RegionStat@oecd.org</a>.</p>