Iran vs Mongolia: Annual precipitation

Iran
212.24 millimeters
in 2025
Mongolia
246.02 millimeters
in 2025
Iran rank
168th
Mongolia rank
166th

Annual precipitation over time

  • Iran
  • Mongolia
0100200300400500194019822025

How they compare

Mongolia currently reports 246.02 millimeters against 212.24 millimeters in Iran, a difference of 33.78 millimeters.

That makes Mongolia's figure about 1.2 times Iran's.

The two have swapped places 42 times across 86 shared years of data; in 1940 it was Mongolia ahead.

Iran ranks 168th and Mongolia ranks 166th of 192 countries.

Across the 9 decades both report, Iran averaged higher in 4 and Mongolia in 5.

Head to head by decade

Decade Iran Mongolia Difference Ahead
1940s 234.36 millimeters 285.9 millimeters 51.54 millimeters Mongolia
1950s 314.62 millimeters 306.33 millimeters 8.29 millimeters Iran
1960s 265.93 millimeters 285.79 millimeters 19.87 millimeters Mongolia
1970s 291.52 millimeters 295.65 millimeters 4.13 millimeters Mongolia
1980s 286.88 millimeters 294.31 millimeters 7.43 millimeters Mongolia
1990s 308.41 millimeters 301.68 millimeters 6.73 millimeters Iran
2000s 268.5 millimeters 243.57 millimeters 24.93 millimeters Iran
2010s 279.54 millimeters 255.33 millimeters 24.21 millimeters Iran
2020s 253.75 millimeters 269.51 millimeters 15.76 millimeters Mongolia

Averages of every year both report within each decade.

Frequently asked questions

Which has higher annual precipitation, Iran or Mongolia?
Mongolia, at 246.02 millimeters against 212.24 millimeters in Iran as of 2025.
What is the difference in annual precipitation between Iran and Mongolia?
33.78 millimeters, with Mongolia ahead.
How many years of comparable data are there for Iran and Mongolia?
86 years are reported by both, from 1940 to 2025.
How do Iran and Mongolia rank globally for annual precipitation?
Iran ranks 168th and Mongolia ranks 166th of 192 countries.
Where does this data come from?
Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data, published as Annual precipitation. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Iran vs Mongolia: Annual precipitation. Statizoid, drawing on Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data. Retrieved 18 September 2026, from https://climate.statizoid.com/compare/average-precipitation-per-year/iran-islamic-rep/mongolia/

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About this data

Indicator
Annual precipitation
Unit
millimeters
Source
Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
192 places, 16,512 data points, 1940–2025
Last refreshed

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.