When to go · Moroni
Moroni in September
Great month. Dry, warming.
Key facts
- Verdict
- Great
- Temperature
- 28°C82°F / 21°C70°F
- average high / low
- Rain days
- 4
- Crowds
- Low
- Comoros overall
- Prices
- Low
- Comoros overall
Verdict
Dry, warming.
Weather in September
- MoroniHighs around 28 °C, lows around 21 °C, rain on about 4 daysHighs around 82 °F, lows around 70 °F, rain on about 4 days
- Coasts of all three islands, Comoros · Moroni, Mitsamiouli, Fomboni, Mutsamudubest weather
Hot, humid rainy season November–April with cyclone risk; drier, breezier and cooler May–October.
Dry season
Clear skies, cooler nights and easier hiking on Karthala.
Watch: Wedding season crowds; book flights early.
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.
Wedding season (grand mariage)
Dry-season weekends · Villages and towns
Road and taxi demand; invited guests only.
Dry season
May to October · Island-wide
Best weather for walking and Karthala.
Mawlid (Prophet's birthday) check
Moves each year · Mosques
Night gatherings and religious readings; some closures.
Grand mariage season
Weddings (grand mariage), often Jul–Sep
Large multi-day family celebrations across Grande Comore; taxis and halls are booked. Visitors are welcome only if invited.
Crowds and prices
- Crowds · Comoros overall
- Low
- Prices · Comoros overall
- Low
Comoros overall: Dry and calm; whales still around.
What to pack
Nothing unusual for the weather this month.