Moroni in Winter

In winter (June, July and August), Moroni sees average daytime highs around 24°C and overnight lows near 22°C, with 111 mm of rain over about 41 wet days across the season. It is the coldest season of the year and the driest season of the year.

Across winter, daytime highs hold fairly steady around 24°C. The sky is clear or mostly clear about 46% of the time across winter, and the air most often feels muggy.

Winter is Moroni's 2nd-best season to visit on our travel score. Moroni has little temperature swing across the year, so its calendar seasons blur — the season framing matters less here than for a place with four distinct seasons. For the whole year in context, see Moroni's year-round climate.

Avg daytime high: 24°C; coldest season of the year
Avg overnight low: 22°C
Rainfall: 111 mm; 41 wet days
Avg wind: 13 km/h
Travel score: 6.7; 2nd-best season
Months: Jun · Jul · Aug

← Fall Moroni year-round climate Spring →

Spring Summer Fall Winter

Temperature in Moroni in Winter

Average highAverage lowShaded bands: 10–90% of days

Across winter, daytime highs hold fairly steady around 24°C.

A typical winter day in Moroni reaches about 24°C and drops to 22°C overnight. The warmest of the three months is June, the coolest August.

Moroni weather by month

How the three winter months (June, July and August) compare with the rest of the year — the season's months are highlighted.

Month	High / Low (°C)	Rainfall (mm)	Wet days	Daylight (hours)	Travel score
Jan	27° / 25°	240	22.8	12.6	4.4
Feb	27° / 25°	212	21.4	12.4	4.2
Mar	27° / 25°	199	25.8	12.1	4.1
Apr	27° / 24°	124	22.6	11.7	4.6
May	26° / 24°	64	17.1	11.5	5.8
Jun	25° / 22°	44	15.2	11.3	6.3
Jul	24° / 22°	40	15.2	11.4	6.5
Aug	24° / 22°	27	10.3	11.6	7.3
Sep	25° / 22°	20	7.4	11.9	7.6
Oct	26° / 23°	33	9	12.3	7.1
Nov	27° / 24°	69	13.2	12.5	6.2
Dec	27° / 25°	166	21	12.7	4.8

Cloud cover in Winter

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 46% of the time across winter.

Chance of precipitation in Winter

Any precipitation

Moroni gets around 111 mm of rain over 41 wet days across winter. The line is the day-by-day chance of measurable precipitation.

Humidity in Winter

DryComfortableHumidMuggyOppressiveMiserable

Most of winter feels muggy — the stacked bands show each day's mix of comfort levels, read off the dew point.

Wind in Winter

Winds average 13 km/h across winter.

Sunrise & sunset in Winter

DaylightNight

Daylight runs from about 11 h 24 min in early June to 11 h 48 min by late August. The lit band spans sunrise to sunset each day.

Solar energy in Winter

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across winter, about 5.2 kWh/m².

Planning a trip in winter

Hazard calendar for Moroni

In seasonPeak

None of Moroni's seasonal hazards peak in winter. The full-year calendar below shows when the rainy season, cyclone risk and dust haze do.

Moroni sits in the South Indian Ocean cyclone belt; the season peaks January–March.

Moroni's monsoon runs December–April, when most of the year's rain falls.

Cyclone

Monsoon

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Is winter a good time to visit Moroni?

Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

6.7

Sightseeing

2nd-best month of the year

5.7

Beach & pool

2nd-best month of the year

winter is a reasonable time to visit Moroni for sightseeing.

What to pack for Moroni in Winter

From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In winter, Moroni sees daytime highs around 24°C and nights near 22°C. Pack rain gear. Worth having: light clothes and sun protection. About 41 days see rain.

rain gearlight clothessun protection

Sea temperature near Moroni in Winter

The nearest coast averages about 26°C across winter — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 16 km away) is warmest in March at about 29°C and coldest in August near 26°C.

The water stays above 20°C all year — warm enough for a swim any month.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Sea temperature (°C)	29	29	29	29	28	27	26	26	26	27	28	29
Comfort	Tropical	Tropical	Tropical	Tropical	Tropical	Warm	Warm	Warm	Warm	Warm	Warm	Tropical

	Sea temperature (°C)	Comfort
Jan	29	Tropical
Feb	29	Tropical
Mar	29	Tropical
Apr	29	Tropical
May	28	Tropical
Jun	27	Warm
Jul	26	Warm
Aug	26	Warm
Sep	26	Warm
Oct	27	Warm
Nov	28	Warm
Dec	29	Tropical

UV index in Moroni in Winter

LowModerateHighVery highExtreme

Clear-sky midday UV across winter averages around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Moroni peaks around March 10 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 9 (very high).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
UV index (midday)	14	14	14	13	10	9	9	11	13	13	13	14
Level	Extreme	Extreme	Extreme	Extreme	Very high	Very high	Very high	Extreme	Extreme	Extreme	Extreme	Extreme

	UV index (midday)	Level
Jan	14	Extreme
Feb	14	Extreme
Mar	14	Extreme
Apr	13	Extreme
May	10	Very high
Jun	9	Very high
Jul	9	Very high
Aug	11	Extreme
Sep	13	Extreme
Oct	13	Extreme
Nov	13	Extreme
Dec	14	Extreme

Location & terrain

Where is Moroni?

Moroni sits at 11.7°S, 43.3°E, 27 m above sea level, in Comoros. The nearest listed city is Fomboni, 84 km away.

Topography around Moroni

How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Moroni.

Within 3 km, the terrain around Moroni has significant variations in elevation — a maximum elevation change of 484 m around an average of 94 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,351 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,346 m.

The land around Moroni is covered by trees (41%), water (36%) and artificial surfaces (23%) within 3 km, water (51%) and trees (32%) within 16 km, and water (90%) within 80 km.

3 km

484 m

trees 41%

16 km

2,351 m

water 51%

80 km

2,346 m

water 90%

treesshrubsgrasslandartificial surfacesbare terrainwater

← Fall Moroni year-round climate Spring →

Winter weather nearby: Fomboni 84 km · Moutsamoudou 135 km · Koungou 241 km · Kaouéni 245 km · Mtsapéré 245 km · Mamoudzou 246 km · Dzaoudzi 249 km · Labattoir 251 km

Comoros travel facts

Travel advisory: Level 2; Exercise Increased Caution
Power plugs: Type C / E; 220 V · 50 Hz
Prices: ≈ 49% of US; price level, 2025
GDP per capita: $2,056; 2025
Happiness: 3.9 / 10; World Happiness, 2025
Road deaths: 26.6; per 100k/yr, 2019
Income group: Lower middle; World Bank
Religion

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Moroni (-11.7022°, 43.2551°, elevation 27 m), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google.