Precipitation anomalies in Mauritania
Mauritania: Precipitation anomalies was -13.11 millimeters in 2025. ◆ Volatile
Latest (2025)
-13.11 millimeters
Change on year
down 885.1%
World rank
88th
of 192 countries
All-time high
127.7 millimeters
in 1951
All-time low
-46.31 millimeters
in 1941
Years of data
86
1940–2025
Precipitation anomalies 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, precipitation anomalies in Mauritania stood at -13.11 millimeters.
The figure is down 885.1% on the previous year and down 189.0% over ten years.
Over the whole period, precipitation anomalies in Mauritania peaked at 127.7 millimeters in 1951 and was at its lowest, -46.31 millimeters, in 1941.
Mauritania ranks 88th of 192 countries on this measure, in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Precipitation anomalies in Mauritania, year by year
| Year | millimeters | Change |
|---|---|---|
| 1940 | -27.24 millimeters | — |
| 1941 | -46.31 millimeters | +70.0% |
| 1942 | -9.01 millimeters | -80.5% |
| 1943 | 23.28 millimeters | -358.3% |
| 1944 | 79.28 millimeters | +240.5% |
| 1945 | 13.2 millimeters | -83.4% |
| 1946 | -31.62 millimeters | -339.6% |
| 1947 | 72.22 millimeters | -328.4% |
| 1948 | -4.65 millimeters | -106.4% |
| 1949 | -2.24 millimeters | -51.8% |
| 1950 | 18.11 millimeters | -908.9% |
| 1951 | 127.7 millimeters | +605.0% |
| 1952 | 34.79 millimeters | -72.8% |
| 1953 | 13.53 millimeters | -61.1% |
| 1954 | 61.69 millimeters | +355.8% |
| 1955 | 16.55 millimeters | -73.2% |
| 1956 | 52.21 millimeters | +215.5% |
| 1957 | 73.64 millimeters | +41.0% |
| 1958 | 20.02 millimeters | -72.8% |
| 1959 | -12.14 millimeters | -160.6% |
| 1960 | -0.2641 millimeters | -97.8% |
| 1961 | -5.53 millimeters | +1993.4% |
| 1962 | 11.57 millimeters | -309.2% |
| 1963 | 12.48 millimeters | +7.9% |
| 1964 | 7.61 millimeters | -39.0% |
| 1965 | 43.74 millimeters | +474.6% |
| 1966 | 24.94 millimeters | -43.0% |
| 1967 | 43.11 millimeters | +72.8% |
| 1968 | 11.86 millimeters | -72.5% |
| 1969 | 81.98 millimeters | +591.2% |
| 1970 | 6.04 millimeters | -92.6% |
| 1971 | -3.63 millimeters | -160.1% |
| 1972 | 2.89 millimeters | -179.7% |
| 1973 | -17.15 millimeters | -692.5% |
| 1974 | -0.9747 millimeters | -94.3% |
| 1975 | -2.31 millimeters | +137.0% |
| 1976 | 10.79 millimeters | -567.0% |
| 1977 | -19.5 millimeters | -280.8% |
| 1978 | 2.47 millimeters | -112.7% |
| 1979 | 25.47 millimeters | +932.2% |
| 1980 | 6.46 millimeters | -74.6% |
| 1981 | 10.29 millimeters | +59.4% |
| 1982 | -27.09 millimeters | -363.2% |
| 1983 | -36.71 millimeters | +35.5% |
| 1984 | -8.35 millimeters | -77.3% |
| 1985 | -10.33 millimeters | +23.7% |
| 1986 | 6.62 millimeters | -164.1% |
| 1987 | -22.55 millimeters | -440.6% |
| 1988 | 30.75 millimeters | -236.4% |
| 1989 | 20.48 millimeters | -33.4% |
| 1990 | -12.56 millimeters | -161.3% |
| 1991 | -6.63 millimeters | -47.2% |
| 1992 | -22.92 millimeters | +245.7% |
| 1993 | 1.54 millimeters | -106.7% |
| 1994 | 40.21 millimeters | +2505.0% |
| 1995 | 32.33 millimeters | -19.6% |
| 1996 | -8.53 millimeters | -126.4% |
| 1997 | 2.9 millimeters | -134.0% |
| 1998 | 7.29 millimeters | +151.7% |
| 1999 | 24.15 millimeters | +231.2% |
| 2000 | 8.35 millimeters | -65.5% |
| 2001 | -19.35 millimeters | -331.9% |
| 2002 | -26.14 millimeters | +35.1% |
| 2003 | 47.62 millimeters | -282.2% |
| 2004 | -17.42 millimeters | -136.6% |
| 2005 | 10.49 millimeters | -160.2% |
| 2006 | -6.65 millimeters | -163.4% |
| 2007 | -15.18 millimeters | +128.3% |
| 2008 | -6.21 millimeters | -59.1% |
| 2009 | -11.82 millimeters | +90.4% |
| 2010 | 28.97 millimeters | -345.1% |
| 2011 | -20.63 millimeters | -171.2% |
| 2012 | 12.2 millimeters | -159.2% |
| 2013 | -1.08 millimeters | -108.9% |
| 2014 | -20.14 millimeters | +1764.3% |
| 2015 | 14.74 millimeters | -173.2% |
| 2016 | -3.55 millimeters | -124.1% |
| 2017 | -25.86 millimeters | +628.6% |
| 2018 | -10.97 millimeters | -57.6% |
| 2019 | -2.34 millimeters | -78.7% |
| 2020 | -5.39 millimeters | +130.5% |
| 2021 | -34.76 millimeters | +544.7% |
| 2022 | 12.76 millimeters | -136.7% |
| 2023 | -31.6 millimeters | -347.6% |
| 2024 | 1.67 millimeters | -105.3% |
| 2025 | -13.11 millimeters | -885.1% |
Mauritania compared with similar countries
- Mauritania's -13.11 millimeters is above the median for lower middle income countries, which is -16.79 millimeters, 78% of the median. (47 countries reporting)
- Mauritania's -13.11 millimeters is above the median for Sub-Saharan Africa, which is -73.9 millimeters, 18% of the median. (48 countries reporting)
Biggest year-on-year movements
Years where Precipitation anomalies in Mauritania changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.
| Year | Change | From | To |
|---|---|---|---|
| 1994 | +2505.0% | 1.54 millimeters | 40.21 millimeters |
| 1961 | -1993.4% | -0.2641 millimeters | -5.53 millimeters |
| 2014 | -1764.3% | -1.08 millimeters | -20.14 millimeters |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1940s | 6.69 millimeters | -46.31 millimeters | 79.28 millimeters | 10 |
| 1950s | 40.61 millimeters | -12.14 millimeters | 127.7 millimeters | 10 |
| 1960s | 23.15 millimeters | -5.53 millimeters | 81.98 millimeters | 10 |
| 1970s | 0.409 millimeters | -19.5 millimeters | 25.47 millimeters | 10 |
| 1980s | -3.04 millimeters | -36.71 millimeters | 30.75 millimeters | 10 |
| 1990s | 5.78 millimeters | -22.92 millimeters | 40.21 millimeters | 10 |
| 2000s | -3.63 millimeters | -26.14 millimeters | 47.62 millimeters | 10 |
| 2010s | -2.87 millimeters | -25.86 millimeters | 28.97 millimeters | 10 |
| 2020s | -11.74 millimeters | -34.76 millimeters | 12.76 millimeters | 6 |
Countries ranked near Mauritania
More climate change data for Mauritania
- Nutrient nitrogen N (total) — Synthetic fertilizers (Agricultural) 5.05 million kg (2050)
- Emissions from livestock — Emissions (CO2eq) 13,025 kt (2050)
- Emissions from livestock — Emissions (CO2eq) from N2O 3,939 kt (2050)
- Emissions from livestock — Emissions (CO2eq) from CH4 9,086 kt (2050)
- Emissions from livestock — Emissions 14.87 kt (2050)
- Emissions from livestock — Emissions 324.5 kt (2050)
- Emissions from crops — Emissions (CO2eq) 339.5 kt (2050)
- Emissions from crops — Emissions (CO2eq) from N2O 60.39 kt (2050)
- Emissions from crops — Emissions (CO2eq) from CH4 279.11 kt (2050)
- Emissions from crops — Emissions 0.2279 kt (2050)
Frequently asked questions
- What is precipitation anomalies in Mauritania?
- Precipitation anomalies in Mauritania was -13.11 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 precipitation anomalies recorded in Mauritania?
- The highest recorded value was 127.7 millimeters in 1951.
- What is the lowest precipitation anomalies recorded in Mauritania?
- The lowest recorded value was -46.31 millimeters in 1941.
- How does Mauritania rank for precipitation anomalies?
- Mauritania ranks 88th out of 192 countries with data for 2025.
- Is precipitation anomalies rising or falling in Mauritania?
- Over the last ten years it is down 189.0%. The long-run trend across the full record is volatile.
- 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 Precipitation anomalies. 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
Difference in a specific year's total precipitation—rain and snow—from the 1991–2020 average, measured in millimeters, excluding fog and dew.