Cotonou climate guide

Temperature in Cotonou (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
31°C maximum daytime temperature in January in Cotonou31
32°C maximum daytime temperature in February in Cotonou32
32°C maximum daytime temperature in March in Cotonou32
32°C maximum daytime temperature in April in Cotonou32
31°C maximum daytime temperature in May in Cotonou31
29°C maximum daytime temperature in June in Cotonou29
28°C maximum daytime temperature in July in Cotonou28
28°C maximum daytime temperature in August in Cotonou28
29°C maximum daytime temperature in September in Cotonou29
30°C maximum daytime temperature in October in Cotonou30
31°C maximum daytime temperature in November in Cotonou31
31°C maximum daytime temperature in December in Cotonou31
Min temperature (night-time)
23°C minimum night-time temperature in January in Cotonou23
25°C minimum night-time temperature in February in Cotonou25
25°C minimum night-time temperature in March in Cotonou25
25°C minimum night-time temperature in April in Cotonou25
24°C minimum night-time temperature in May in Cotonou24
23°C minimum night-time temperature in June in Cotonou23
23°C minimum night-time temperature in July in Cotonou23
23°C minimum night-time temperature in August in Cotonou23
23°C minimum night-time temperature in September in Cotonou23
24°C minimum night-time temperature in October in Cotonou24
23°C minimum night-time temperature in November in Cotonou23
24°C minimum night-time temperature in December in Cotonou24
Sea temperature
27°C sea temperature in January in Cotonou27
28°C sea temperature in February in Cotonou28
28°C sea temperature in March in Cotonou28
29°C sea temperature in April in Cotonou29
29°C sea temperature in May in Cotonou29
28°C sea temperature in June in Cotonou28
25°C sea temperature in July in Cotonou25
25°C sea temperature in August in Cotonou25
26°C sea temperature in September in Cotonou26
27°C sea temperature in October in Cotonou27
28°C sea temperature in November in Cotonou28
28°C sea temperature in December in Cotonou28

Sunshine & Daylight in Cotonou

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
12 hours of daylight per day in January in Cotonou12
12 hours of daylight per day in February in Cotonou12
12 hours of daylight per day in March in Cotonou12
12 hours of daylight per day in April in Cotonou12
12 hours of daylight per day in May in Cotonou12
12 hours of daylight per day in June in Cotonou12
12 hours of daylight per day in July in Cotonou12
12 hours of daylight per day in August in Cotonou12
12 hours of daylight per day in September in Cotonou12
12 hours of daylight per day in October in Cotonou12
12 hours of daylight per day in November in Cotonou12
12 hours of daylight per day in December in Cotonou12

Rainfall in Cotonou

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
1 day with some rainfall in January in Cotonou1
3 days with some rainfall in February in Cotonou3
6 days with some rainfall in March in Cotonou6
10 days with some rainfall in April in Cotonou10
14 days with some rainfall in May in Cotonou14
18 days with some rainfall in June in Cotonou18
12 days with some rainfall in July in Cotonou12
9 days with some rainfall in August in Cotonou9
11 days with some rainfall in September in Cotonou11
11 days with some rainfall in October in Cotonou11
5 days with some rainfall in November in Cotonou5
2 days with some rainfall in December in Cotonou2
Average monthly rainfall (mm)
14 mm monthly rainfall in January in Cotonou14
40 mm monthly rainfall in February in Cotonou40
83 mm monthly rainfall in March in Cotonou83
135 mm monthly rainfall in April in Cotonou135
197 mm monthly rainfall in May in Cotonou197
321 mm monthly rainfall in June in Cotonou321
137 mm monthly rainfall in July in Cotonou137
63 mm monthly rainfall in August in Cotonou63
112 mm monthly rainfall in September in Cotonou112
133 mm monthly rainfall in October in Cotonou133
49 mm monthly rainfall in November in Cotonou49
20 mm monthly rainfall in December in Cotonou20

More climate for Cotonou

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
UV Index (Maximum)
UV (maximum) index 11 (Extreme) in January in Cotonou11
UV (maximum) index 11+ (Extreme) in February in Cotonou11
UV (maximum) index 11+ (Extreme) in March in Cotonou11
UV (maximum) index 11+ (Extreme) in April in Cotonou11
UV (maximum) index 11+ (Extreme) in May in Cotonou11
UV (maximum) index 11 (Extreme) in June in Cotonou11
UV (maximum) index 11 (Extreme) in July in Cotonou11
UV (maximum) index 11+ (Extreme) in August in Cotonou11
UV (maximum) index 11+ (Extreme) in September in Cotonou11
UV (maximum) index 11+ (Extreme) in October in Cotonou11
UV (maximum) index 11 (Extreme) in November in Cotonou11
UV (maximum) index 10 (Very High) in December in Cotonou10
Heat & Humidity
High heat & humidity in January in CotonouH
Very high heat & humidity in February in CotonouVH
Very high heat & humidity in March in CotonouVH
Very high heat & humidity in April in CotonouVH
High heat & humidity in May in CotonouH
High heat & humidity in June in CotonouH
Moderate heat & humidity in July in CotonouM
Moderate heat & humidity in August in CotonouM
Moderate heat & humidity in September in CotonouM
High heat & humidity in October in CotonouH
High heat & humidity in November in CotonouH
High heat & humidity in December in CotonouH

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

What's the climate like in Cotonou?

Cotonou has a hot tropical climate with a winter dry season.

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The climate guide for Benin (Cotonou) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Metric (°C / mm)  |  Imperial (°F / inches)

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