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
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.
Individual pages
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.