Moroni weather in January

January in Moroni: sweltering, soaked, with clean air — a gamble, with 25 rainy days.

Updated September 2026 · climate normals from ERA5 reanalysis

Moroni🇰🇲 Comoros · Indian Ocean Islands · Island63
  1. 63Jan
  2. 72Feb
  3. 75Mar
  4. 77Apr
  5. 85May
  6. 88Jun
  7. 90Jul
  8. 93Aug
  9. 94Sep
  10. 91Oct
  11. 87Nov
  12. 79Dec

#12 of 12 months in Moroni · #884 of 1413 destinations to visit in January · comfort 63/100 (tier C)

Days
33°C
Nights
26°C
Wet days
25
Sun
9.9 h
Humidity
85%
Daylight
13 h
Moroni, Comoros
Photo: Woodlouse · CC BY-SA 2.0

Traveller notes on Moroni in January

Other months in Moroni

Forum posters describing Grande Comore note December through February brings the lowest hotel prices, generally a sign of the region's wetter, cyclone-season low period in the Southern Indian Ocean, with March sitting at the tail end of that stretch as conditions gradually improve. Posters contrast this with early October, explicitly within the dry season, describing around 28C heat with humidity near 100% in the island's forested interior even during that drier window. Given the limited March-specific detail available for Moroni, this note leans on that broader seasonal shape: expect March to still carry meaningful rain and humidity as the wet season winds down, improving but not yet at the dry-season comfort of the following months. Posters generally recommend a private taxi (negotiable from around 20 EUR) for the Moroni airport transfer and note a 30 EUR cash visa-on-arrival, practical logistics as relevant to a Moroni visit as the exact weather.
Tripadvisor community · March · 1 month ago · Read more on Tripadvisor ↗
Detailed trip reports for Comoros are genuinely scarce on the forum - one visitor recently back from Grande Comore specifically noted how hard it was to find much information about traveling there before their trip. Posters who have visited generally describe the islands as a warm, humid, little-touristed volcanic destination in the Indian Ocean. Given the sparse destination-specific detail, this note is grounded in the well-established regional pattern shared with nearby Indian Ocean islands: a drier, cooler southern-hemisphere-winter stretch roughly May through October, and September sits within that comparatively drier window, ahead of the hotter, wetter cyclone-season months from November through April.
Tripadvisor community · September · 1 month ago · Read more on Tripadvisor ↗

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Moroni climate normals — January

Daytime high33°C / 91°F🔥 sweltering
Nighttime low26°C / 78°F
Feels like (high)40°C / 104°F
Sea temperature29°C / 85°F♨️ bath-warm
Rainfall336 mm / 13.2 in⛈ soaked
Rainy days25 days
Humidity85%💦 very humid
Dew point25°C / 77°F
Sunshine9.9 h/day
Daylight12.7 h
Wind13 km/h / 8 mph
Air quality (US AQI)38🍃 good

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

Crowds in Moroni in January

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.

Quietschool holidays in 5 of the markets that fill it, one of its worst months for weather(estimated)

JFMAMJJASOND

Peak crowdsBusyShoulder seasonQuiet

Best months for Moroni'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).

Toughest weatherMoroni's weather peaks August–October, best around September.

January coincides with Cyclone season.

JFMAMJJASOND

Best weatherFair weatherToughest weather

What's on in Moroni in January

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Season

    Kashkazi stops the boats

    1 Nov – 30 AprWind seasonClosuresRisk

    The north-westerly monsoon puts a heavy swell into Moroni's open roadstead, where boats are still loaded by launch. Inter-island crossings to Mohéli and Anjouan are cancelled for days at a stretch.

  • Hazard

    Cyclone season

    15 Nov – 30 Apr

    The south-west Indian Ocean season runs from mid-November to the end of April and peaks around January. Systems usually track south of the archipelago, but a close pass takes out power and the airport for days. Source ↗

  • Season

    Wet season

    MonsoonRisk

    25 rainy days and about 336 mm in the month — the real kind of rainy season, not afternoon showers.

    from the climate normals

What's on around the world in January →

Where is Moroni?

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Moroni in January — FAQ

Is January a good time to visit Moroni?
January in Moroni: sweltering, soaked, with clean air — a gamble, with 25 rainy days. It ranks #12 of 12 months for Moroni on SeasonMap's comfort score (63/100).
What is the weather like in Moroni in January?
In January, Moroni averages a daily high of 32.5°C and a low of 25.6°C, with about 336.3 mm of rain over roughly 24.9 rainy days.
What is the air quality in Moroni in January?
Moroni has a mean US Air Quality Index of about 38 in January.