easeweather.com
Units
°C
°F
Cotonou
Forecast Today Tomorrow
More destinations
Littoral BeninUnited States
Search for a location
Search
Cotonou
Abomey-Calavi
Cotonou
More Locations
Benin weather

Weather in Cotonou for May 2026

Your guide to Cotonou weather in May - trends and predictions

    Temperatures

  • In general, the average temperature in Cotonou at the beginning of May is 30.3 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 29.4 °C by the end of May.

    • Rain 🌧️

  • Cotonou experiences heavy rainfall in May, with over 20 rainy days and an average total precipitation 138.1 mm.

Average dry days
4
Dry days
Average rainy days
27
Rainy days
Average snowy days
0
Snow days
Average temperatures
30°/27°
Temperatures
Average wind speed
21 km/h
Avg max wind
Average humidity
77 %
Avg humidity

Cotonou Weather May

Move between months or click on a day
April
June
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Moderate rain at times
30°
2
Thundery outbreaks possible
30°
3
Moderate rain at times
30°
4
Patchy rain possible
30°
5
Patchy rain possible
31°
6
Patchy rain possible
30°
7
Patchy rain possible
31°
8
Patchy rain possible
31°
9
Thundery outbreaks possible
31°
10
Patchy rain possible
31°
11
Moderate or heavy rain shower
31°
12
Patchy rain possible
31°
13
Heavy rain at times
31°
14
Thundery outbreaks possible
30°
15
Moderate or heavy rain shower
30°
16
Moderate rain at times
31°
17
Patchy rain possible
31°
18
Heavy rain at times
30°
19
Patchy rain possible
30°
20
Moderate rain at times
30°
21
Patchy rain possible
30°
22
Moderate or heavy rain shower
30°
23
Thundery outbreaks possible
30°
24
Patchy rain possible
30°
25
Moderate or heavy rain shower
29°
26
Patchy rain possible
30°
27
Patchy rain possible
30°
28
Moderate or heavy rain shower
30°
29
Heavy rain at times
29°
30
Moderate rain at times
29°
31
Moderate rain at times
29°

Temperatures trend during May in Cotonou

See the weather trend as well as the moving average line

May weather in Cotonou day by day

Click on a date for more information
April June
Date Weather Temperatures Rain UV More
1 May Moderate rain at times
Moderate rain at times
 30° /27° 3.4 mm 7
2 May Thundery outbreaks possible
Thundery outbreaks possible
 30° /27° 3.3 mm 7
3 May Moderate rain at times
Moderate rain at times
 30° /27° 1.5 mm 7
4 May Patchy rain possible
Patchy rain possible
 30° /27° 0.7 mm 7
5 May Patchy rain possible
Patchy rain possible
 31° /27° 0.3 mm 7
6 May Patchy rain possible
Patchy rain possible
 30° /27° 2.9 mm 7
7 May Patchy rain possible
Patchy rain possible
 31° /27° 0.3 mm 7
8 May Patchy rain possible
Patchy rain possible
 31° /27° 0.8 mm 7
9 May Thundery outbreaks possible
Thundery outbreaks possible
 31° /27° 0.4 mm 7
10 May Patchy rain possible
Patchy rain possible
 31° /27° 0.6 mm 7
11 May Moderate or heavy rain shower
Moderate or heavy rain shower
 31° /27° 3.1 mm 7
12 May Patchy rain possible
Patchy rain possible
 31° /27° 3.8 mm 7
13 May Heavy rain at times
Heavy rain at times
 31° /27° 1.4 mm 7
14 May Thundery outbreaks possible
Thundery outbreaks possible
 30° /28° 4.1 mm 7
15 May Moderate or heavy rain shower
Moderate or heavy rain shower
 30° /26° 36.3 mm 7
16 May Moderate rain at times
Moderate rain at times
 31° /27° 0.7 mm 7
17 May Patchy rain possible
Patchy rain possible
 31° /26° 7.1 mm 7
18 May Heavy rain at times
Heavy rain at times
 30° /26° 13.9 mm 7
19 May Patchy rain possible
Patchy rain possible
 30° /27° 4.9 mm 7
20 May Moderate rain at times
Moderate rain at times
 30° /27° 3.1 mm 7
21 May Patchy rain possible
Patchy rain possible
 30° /27° 2.2 mm 7
22 May Moderate or heavy rain shower
Moderate or heavy rain shower
 30° /27° 3.4 mm 7
23 May Thundery outbreaks possible
Thundery outbreaks possible
 30° /27° 4.6 mm 7
24 May Patchy rain possible
Patchy rain possible
 30° /27° 4.8 mm 6
25 May Moderate or heavy rain shower
Moderate or heavy rain shower
 29° /27° 3.5 mm 6
26 May Patchy rain possible
Patchy rain possible
 30° /26° 1.2 mm 6
27 May Patchy rain possible
Patchy rain possible
 30° /27° 2.7 mm 6
28 May Moderate or heavy rain shower
Moderate or heavy rain shower
 30° /26° 4.7 mm 6
29 May Heavy rain at times
Heavy rain at times
 29° /27° 6.1 mm 6
30 May Moderate rain at times
Moderate rain at times
 29° /26° 4.6 mm 6
31 May Moderate rain at times
Moderate rain at times
 29° /26° 4.6 mm 6
Next
Important Notice
Our weather forecast for Cotonou in May is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Cotonou forecast closer to your planned date for the most up-to-date weather information.
Change Month
‹
›

Cotonou in May - FAQ

What are the expected maximum and minimum temperatures in Cotonou during May?
During May, expect a variety of temperatures with highs around 30° and lows near 27°, suitable for diverse activities and preferences.
How much rainfall should be expected in Cotonou during May?
Significant rainfall exceeding 138.1 mm is expected in Cotonou during May, occurring over more than 27 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Cotonou during May?
The average wind speed in Cotonou during May is 21 km/h, suggesting breezy to windy conditions, depending on your activities.

May rainfall patterns in Cotonou

Explore the daily rainfall trends and prepare for Cotonous May weather 💧

UV exposure in Cotonou during May

Stay informed about UV levels for safe outdoor activities throughout the month of May ☀️

Quick links

More Cotonou weather pages
You are here
Location coordinates Where is Cotonou?

Get accurate weather forecasts for Cotonou, located at latitude 6.365 and longitude 2.418. Stay updated with localized weather information tailored for Cotonou.

Found a mistake?
We appreciate your attention to details. Tell us here.