Koidu, Sierra Leone

Full City Profile

124,662 Population 396/sq mi density

1,250 ft Elevation 381 meters

77°F Avg Temperature 25°C

Koidu has a warm climate with an average annual temperature of 77°F (25°C). Winters average 75°F in January while summers reach 75°F in July. The area gets 170 sunny days per year. Annual precipitation totals 100.0 inches. The area receives 0.0 inches of snow annually.

Temperature

75°F Jan (24°C) 75°F Jul (24°C)

Annual Average	77.0°F
	43% above US avg
January Average	75°F (24°C)
July Average	75°F (24°C)
Sunny Days	170 days/yr

Geography

Elevation	1,250 ft (381 m)
Area	314.9 sq mi (815.5 km²)
Population Density	396/sq mi
Coordinates	8.6439°N, 10.9714°W
Timezone	Africa/Freetown

Precipitation & Snow

Annual Rainfall 100.0"

163% above US avg

Snowfall 0.0"

Wettest Month (Sep) 17.44"

Driest Month (Jan) 0.39"

Air Quality

Earthquake History

1 earthquake (M2.5+) within 150 km since 1990. Strongest: M4.4. Most recent: M0.0 on Jan 17, 2001.

Jan 17, 2001	24 km SE of Buedu, Sierra Leone	M4.4	100 km

Source: USGS (M2.5+, 1990–2025)

Monthly Weather

Month	Avg Temperature	Precipitation	Summary
January	75°F (24°C)	0.4 in	Driest
February	78°F (26°C)	1.3 in
March	80°F (27°C)	3.6 in	Warmest
April	80°F (26°C)	6.0 in
May	79°F (26°C)	9.5 in
June	77°F (25°C)	11.9 in
July	75°F (24°C)	13.2 in
August	75°F (24°C)	15.9 in	Coldest
September	76°F (25°C)	17.4 in	Wettest
October	77°F (25°C)	12.8 in
November	77°F (25°C)	6.5 in
December	75°F (24°C)	1.5 in

Koidu has a seasonal temperature swing of 5°F / from 75°F in August to 80°F in March. Total annual precipitation is 100.0 inches, with September being the wettest month (17.4") and January the driest (0.4").

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