Climate & Weather Guide · MayotteClimate & Weather Guide in Mayotte
Climate zones, seasonal temperatures, rainfall patterns, and best travel times
Mayotte, a small archipelago in the Indian Ocean, features a uniform tropical climate ideal for year-round residency. Classified as Aw (tropical savanna) under Köppen, it maintains consistently warm temperatures between 26-30°C daytime year-round, with no true winter. The dry season spans May to October with low rainfall around 37mm monthly, while the wet season from November to April brings higher precipitation up to 251mm monthly, accompanied by high humidity of 70-85%. Annual rainfall averages 882mm, with abundant sunshine exceeding 9 hours daily in dry months. Sea temperatures remain warm at 26-29°C, appealing for expats seeking beach lifestyles, though cyclone risks exist in wet season.
Summer Average
27-30°C
Winter Average
24-28°C
Climate Types
Tropical savanna
800-1000 mm
2,800-3,200 hours annually
70-85%
Regional Climate Variations
Grande-Terre Island
Grande-Terre, Mayotte's main island including Mamoudzou, experiences a classic tropical savanna climate with steady warmth. Daytime highs range 26-30°C year-round, nights 20-23°C. Dry season (May-Oct) offers minimal rain (37mm/month), perfect for outdoor activities, while wet season (Nov-Apr) sees 15 rainy days and 251mm, with high humidity. Expect 9 sunshine hours daily in dry periods and sea temps of 26-29°C, making it suitable for expats enjoying lagoons and beaches, though prepare for occasional cyclones.
Warm, humid paradise with sunny dry spells and lush wet seasons, ideal for water sports and relaxed island living.
Petite-Terre Island
Petite-Terre, the smaller islet, mirrors Grande-Terre's tropical climate due to the archipelago's homogeneity. Temperatures hold at 26-30°C days and 20-23°C nights throughout the year. Rainfall follows the same pattern: low 37mm in dry months, peaking at 251mm with 15 rainy days in wet season. High humidity (70-85%) persists, but consistent warmth and sea breezes provide comfort. Expats appreciate the pristine lagoons and diving, with minimal variation from the main island.
Consistently balmy with ocean breezes tempering humidity, offering serene coastal vibes and vibrant marine life.
Mayotte's uniform tropical savanna climate delivers year-round warmth of 24-30°C with moderate annual rainfall of 800-1000mm, split between dry sunny months and wetter periods. Expats enjoy beach-centric living and warm seas, though high humidity and cyclone season require adaptation. Its stability suits long-term residents seeking tropical consistency.
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