Mamoudzou weather in May

May in Mamoudzou: hot, dry, with clean air — an excellent time to visit.

Updated September 2026 · climate normals from ERA5 reanalysis

Mamoudzou Mayotte · Indian Ocean Islands · Island89
  1. 70Jan
  2. 76Feb
  3. 80Mar
  4. 85Apr
  5. 89May
  6. 90Jun
  7. 91Jul
  8. 93Aug
  9. 93Sep
  10. 92Oct
  11. 90Nov
  12. 84Dec

#7 of 12 months in Mamoudzou · #220 of 1413 destinations to visit in May · comfort 89/100 (tier A)

Days
28°C
Nights
26°C
Wet days
4
Sun
10.5 h
Humidity
74%
Daylight
12 h
Mamoudzou, Mayotte
Photo: David Stanley from Nanaimo, Canada · CC BY 2.0

Traveller notes on Mamoudzou in May

Other months in Mamoudzou

There's no Mamoudzou-specific forum thread for March, so this leans on the wider Indian Ocean region's pattern rather than a direct traveler account: neighboring islands like Mauritius and Madagascar describe March as hot, humid and genuinely wet, squarely inside the cyclone-season window for this part of the ocean. Mayotte's own climate record fits that regional pattern - warm, rainy, and humid rather than dry - though the destination's own numbers suggest a bit less total rainfall than some of its more exposed neighbors see this time of year.
IndianOceanRegional · March · 1 month ago · Read more on Tripadvisor ↗
Forum coverage specific to Mamoudzou's September weather is thin, with most forum activity centered on general trip planning, accommodation and diving logistics rather than granular climate detail. Mayotte sits within the same Indian Ocean seasonal pattern as nearby Madagascar and the Comoros, where the austral winter months (roughly May through October) bring a notably drier, cooler stretch than the hot, wet December-to-March cyclone season - September sits comfortably within that drier window. Given the limited detailed trip reports available, travelers planning a September visit should expect the general pattern of a Southern Hemisphere dry season to hold, with real specifics best confirmed closer to travel dates given how few firsthand accounts exist for this destination.
Tripadvisor community · September · 1 month ago · Read more on Tripadvisor ↗

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Mamoudzou climate normals — May

Daytime high28°C / 82°F🥵 hot
Nighttime low26°C / 79°F
Feels like (high)31°C / 88°F
Sea temperature29°C / 84°F♨️ bath-warm
Rainfall17 mm / 0.7 in☀️ dry
Rainy days4 days
Humidity74%💧 humid
Dew point23°C / 73°F
Sunshine10.5 h/day
Daylight11.5 h
Wind25 km/h / 16 mph
Air quality (US AQI)27🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Mamoudzou in May

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

Shoulder seasonschool holidays in 3 of the markets that fill it, an ordinary month(estimated)

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Peak crowdsBusyShoulder seasonQuiet

Best months for Mamoudzou's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Fair weatherMamoudzou's weather peaks August–October.

JFMAMJJASOND

Best weatherFair weatherToughest weather

Where is Mamoudzou?

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Mamoudzou in May — FAQ

Is May a good time to visit Mamoudzou?
May in Mamoudzou: hot, dry, with clean air — an excellent time to visit. It ranks #7 of 12 months for Mamoudzou on SeasonMap's comfort score (89/100).
What is the weather like in Mamoudzou in May?
In May, Mamoudzou averages a daily high of 27.8°C and a low of 26.1°C, with about 16.7 mm of rain over roughly 4.1 rainy days.
What is the air quality in Mamoudzou in May?
Mamoudzou has a mean US Air Quality Index of about 27 in May.