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Draft data. Times, fares and step counts are desk estimates awaiting field checks. Unknown times stay unknown. How we verify

When to go · Cotonou

Cotonou in May

Avoid month. Heavy rain and flooded streets.

Key facts

Verdict
Avoid
Temperature
31°C / 25°C
average high / low
Rain days
13
Crowds
Low
Benin overall
Prices
Low
Benin overall

Verdict

AvoidVoykit month rating for Cotonou

Heavy rain and flooded streets.

Weather in May

Long-term averages
  • CotonouHighs around 31 °C, lows around 25 °C, rain on about 13 days
  • Coast and lagoons, Benin · Cotonou, Ouidah, Porto-Novo, Grand-Popo, Ganviérainy

    Two rainy seasons; July–August is often a drier, cooler break. Humid all year.

Main rains season

Green and cooler evenings.

Watch: Heavy downpours, flooded streets and scarce taxis, peaking in June.

Festivals and holidays

Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.

  • Christian and labour holidays

    Easter Monday, Ascension, Whit Monday, 1 May

    Banks and offices closed; markets open but thinner.

Crowds and prices

Crowds · Benin overall
Low
Prices · Benin overall
Low

Benin overall: Rainy; lagoon villages and Ganvié still work between showers.

What to pack

  • Light, breathable clothes, a sun hat and sunscreen
  • A rain jacket or umbrella and shoes that dry fast

Build the full packing list for your trip →

Across Benin in May →