Chad vs Iran: Annual precipitation
Chad
208.02 millimeters
in 2025
Iran
212.24 millimeters
in 2025
Chad rank
169th
Iran rank
168th
Annual precipitation over time
- Chad
- Iran
How they compare
Iran currently reports 212.24 millimeters against 208.02 millimeters in Chad, a difference of 4.22 millimeters.
The two have swapped places 47 times across 86 shared years of data; in 1940 it was Chad ahead.
Chad ranks 169th and Iran ranks 168th of 192 countries.
Across the 9 decades both report, Chad averaged higher in 8 and Iran in 1.
Head to head by decade
| Decade | Chad | Iran | Difference | Ahead |
|---|---|---|---|---|
| 1940s | 311.42 millimeters | 234.36 millimeters | 77.05 millimeters | Chad |
| 1950s | 369.83 millimeters | 314.62 millimeters | 55.22 millimeters | Chad |
| 1960s | 253.94 millimeters | 265.93 millimeters | 11.99 millimeters | Iran |
| 1970s | 347.74 millimeters | 291.52 millimeters | 56.22 millimeters | Chad |
| 1980s | 330.69 millimeters | 286.88 millimeters | 43.81 millimeters | Chad |
| 1990s | 345.91 millimeters | 308.41 millimeters | 37.5 millimeters | Chad |
| 2000s | 289.23 millimeters | 268.5 millimeters | 20.73 millimeters | Chad |
| 2010s | 290.65 millimeters | 279.54 millimeters | 11.11 millimeters | Chad |
| 2020s | 256.52 millimeters | 253.75 millimeters | 2.77 millimeters | Chad |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher annual precipitation, Chad or Iran?
- Iran, at 212.24 millimeters against 208.02 millimeters in Chad as of 2025.
- What is the difference in annual precipitation between Chad and Iran?
- 4.22 millimeters, with Iran ahead.
- How many years of comparable data are there for Chad and Iran?
- 86 years are reported by both, from 1940 to 2025.
- How do Chad and Iran rank globally for annual precipitation?
- Chad ranks 169th and Iran ranks 168th 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.