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Cotonou, Benin

Full City Profile

679,012 Population 22,263/sq mi density
23 ft Elevation 7 meters
81°F Avg Temperature 27°C
Cotonou has a warm climate with an average annual temperature of 81°F (27°C). Winters average 82°F in January while summers reach 78°F in July. The area gets 252 sunny days per year. Annual precipitation totals 46.5 inches. The area receives 0.0 inches of snow annually.

Temperature

82°F Jan (28°C) 78°F Jul (26°C)
Annual Average81.0°F
50% above US avg
January Average82°F (28°C)
July Average78°F (26°C)
Sunny Days252 days/yr

Geography

Elevation23 ft (7 m)
Area30.5 sq mi (79.0 km²)
Population Density22,263/sq mi
Coordinates6.3654°N, 2.4183°W
TimezoneAfrica/Porto-Novo

Precipitation & Snow

Annual Rainfall 46.5"
22% above US avg
Snowfall 0.0"
Wettest Month (Jun) 10.55"
Driest Month (Jan) 0.51"

Air Quality

Earthquake History

1 earthquake (M2.5+) within 150 km since 1990. Strongest: M4.4. Most recent: M0.0 on Sep 11, 2009.

Sep 11, 2009 13 km NNE of Abomey-Calavi, Benin M4.4 21 km
Source: USGS (M2.5+, 1990–2025)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 82°F (28°C) 0.5 in Driest
February 84°F (29°C) 1.3 in
March 84°F (29°C) 3.1 in Warmest
April 83°F (29°C) 4.7 in
May 82°F (28°C) 7.3 in
June 80°F (27°C) 10.6 in Wettest
July 78°F (26°C) 4.7 in
August 77°F (25°C) 2.2 in Coldest
September 79°F (26°C) 4.8 in
October 80°F (27°C) 5.2 in
November 82°F (28°C) 1.5 in
December 82°F (28°C) 0.6 in

Cotonou has a seasonal temperature swing of 7°F / from 77°F in August to 84°F in March. Total annual precipitation is 46.5 inches, with June being the wettest month (10.6") and January the driest (0.5").

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