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Weather & Climate in Barma, Sierra Leone
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Barma has a warm climate with an average annual temperature of 78°F (25°C). Winters average 76°F in January while summers reach 76°F in July / relatively mild seasonal variation. The area gets 172 sunny days per year. Annual precipitation totals 103.7 inches (wetter than the 38-inch national average). The city sits at an elevation of 486 feet.
Temperature
76°F Jan (24°C)
76°F Jul (24°C)
| Annual Average | 77.5°F |
| 44% above US avg | |
| January Average | 76°F (24°C) |
| July Average | 76°F (24°C) |
| Sunny Days | 172 days/yr |
Geography
| Elevation | 486 ft (148 m) |
| Area | 2,998.0 sq mi (7,764.9 km²) |
| Population Density | 3/sq mi |
| Coordinates | 8.3496°N, 11.3306°W |
| Timezone | Africa/Freetown |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.4.
| Jan 17, 2001 | 24 km SE of Buedu, Sierra Leone | M4.4 | 122 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 76°F (24°C) | 0.4 in | Driest |
| February | 78°F (26°C) | 1.1 in | |
| March | 80°F (27°C) | 3.5 in | Warmest |
| April | 80°F (27°C) | 5.4 in | |
| May | 79°F (26°C) | 9.3 in | |
| June | 78°F (25°C) | 11.8 in | |
| July | 76°F (24°C) | 14.3 in | |
| August | 75°F (24°C) | 18.6 in | Coldest, Wettest |
| September | 77°F (25°C) | 17.9 in | |
| October | 77°F (25°C) | 13.2 in | |
| November | 78°F (25°C) | 6.8 in | |
| December | 76°F (24°C) | 1.5 in |
Barma has a seasonal temperature swing of 5°F / from 75°F in August to 80°F in March. Total annual precipitation is 103.6 inches, with August being the wettest month (18.6") and January the driest (0.4").