Annual precipitation in Mauritania
Mauritania: Annual precipitation was 55.55 millimeters in 2025. ▼ Falling
Annual precipitation in Mauritania, 1940–2025
Source: Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data. Measured in millimeters.
Analysis
In 2025, annual precipitation in Mauritania stood at 55.55 millimeters.
Compared with earlier readings it is down 21.0% on the previous year and down 33.4% over ten years.
Over the whole period, annual precipitation in Mauritania peaked at 196.37 millimeters in 1951 and was at its lowest, 22.36 millimeters, in 1941.
Mauritania ranks 186th of 192 countries on this measure, in the bottom quarter.
The long-run direction has been consistently falling across the 86 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1940s | 75.36 millimeters | 22.36 millimeters | 147.94 millimeters | 10 |
| 1950s | 109.28 millimeters | 56.53 millimeters | 196.37 millimeters | 10 |
| 1960s | 91.82 millimeters | 63.14 millimeters | 150.65 millimeters | 10 |
| 1970s | 69.08 millimeters | 49.17 millimeters | 94.14 millimeters | 10 |
| 1980s | 65.63 millimeters | 31.95 millimeters | 99.42 millimeters | 10 |
| 1990s | 74.45 millimeters | 45.75 millimeters | 108.88 millimeters | 10 |
| 2000s | 65.04 millimeters | 42.53 millimeters | 116.29 millimeters | 10 |
| 2010s | 65.8 millimeters | 42.81 millimeters | 97.64 millimeters | 10 |
| 2020s | 56.93 millimeters | 33.91 millimeters | 81.43 millimeters | 6 |
Countries ranked near Mauritania
More reference data data for Mauritania
- Spring temperature anomalies -0.5281 °C (2026)
- Summer temperature anomalies 1.47 °C (2026)
- Temperature anomalies by month 0.348 °C (2026)
- Universal right to vote in practice 2 (2025)
- Autumn temperature anomalies 0.3267 °C (2025)
- Winter temperature anomalies -1.5 °C (2025)
- Consumer price index 171.28 2010 = 100 (2025)
- Universal right to vote 2 (2025)
- Competitive elections 0 (2025)
- Men's universal right to vote 1 (2025)
Frequently asked questions
- What is annual precipitation in Mauritania?
- Annual precipitation in Mauritania was 55.55 millimeters in 2025, according to Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data.
- What is the highest annual precipitation recorded in Mauritania?
- The highest recorded value was 196.37 millimeters in 1951.
- What is the lowest annual precipitation recorded in Mauritania?
- The lowest recorded value was 22.36 millimeters in 1941.
- How does Mauritania rank for annual precipitation?
- Mauritania ranks 186th out of 192 countries with data for 2025.
- Is annual precipitation rising or falling in Mauritania?
- Over the last ten years it is down 33.4%. The long-run trend across the full record is falling.
- Where does this Mauritania data come from?
- The figures come from Contains modified Copernicus Climate Change Service information (2026) – with major processing by Our World in Data, published as part of Annual precipitation. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 86 observations, free to reuse under CC BY 4.0 (Our World in Data).
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.