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Weather & Climate in KeurMassène, Mauritania
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
KeurMassène has a warm climate with an average annual temperature of 80°F (27°C). Winters average 73°F in January while summers reach 83°F in July / relatively mild seasonal variation. The area gets 324 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 6.6 inches (drier than the 38-inch national average). The city sits at an elevation of 13 feet.
Temperature
73°F Jan (23°C)
83°F Jul (28°C)
| Annual Average | 79.7°F |
| 48% above US avg | |
| January Average | 73°F (23°C) |
| July Average | 83°F (28°C) |
| Sunny Days | 324 days/yr |
Geography
| Elevation | 13 ft (4 m) |
| Area | 277.0 sq mi (717.5 km²) |
| Population Density | 9/sq mi |
| Coordinates | 16.5385°N, 16.2149°W |
| Timezone | Africa/Nouakchott |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.4.
| Oct 16, 1999 | 123 km NNW of Saint-Louis, Senegal | M4.4 | 100 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 73°F (23°C) | 0.1 in | Coldest |
| February | 75°F (24°C) | 0.1 in | |
| March | 78°F (25°C) | 0.0 in | |
| April | 79°F (26°C) | 0.1 in | |
| May | 81°F (27°C) | 0.0 in | Driest |
| June | 83°F (28°C) | 0.2 in | |
| July | 83°F (28°C) | 0.9 in | |
| August | 84°F (29°C) | 2.7 in | Wettest |
| September | 85°F (29°C) | 2.3 in | Warmest |
| October | 84°F (29°C) | 0.2 in | |
| November | 80°F (27°C) | 0.1 in | |
| December | 74°F (23°C) | 0.0 in |
KeurMassène has a seasonal temperature swing of 12°F / from 73°F in January to 85°F in September. Total annual precipitation is 6.6 inches, with August being the wettest month (2.7") and May the driest (0.0").