Fomboni weather in June

In June, Fomboni sees average daytime highs of 26°C and overnight lows near 25°C, with 17 mm of rain across 4.1 wet days and about 11.3 hours of daylight. It is the 8th-warmest and 8th-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 78% of the time in June, and the air most often feels muggy.

Daylight stretches from about 11 h 18 min at the start of June to 11 h 18 min by month's end. Set against the rest of the year, June is Fomboni's 5th-clearest and 2nd-windiest month. For the whole year in context, see Fomboni's year-round climate.

Daytime high
26°
8th warmest
Overnight low
25°
5th coldest
Rainfall
17 mm
4.1 wet days
Daylight
11 h 18 min
6:27 AM – 5:44 PM
Cloud cover
30%
5th clearest
Wind
23 km/h
2nd windiest
Solar energy
4.72 kWh/m²
Travel score
8.1
out of 10

Fomboni is Capital of Mohéli.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in June

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 26°C through the month.

A typical June day in Fomboni reaches about 26°C in the afternoon and slips back to 25°C overnight — a 1°C spread between the day's warmth and the night's chill. On most days the high lands between 25°C and 27°C. Set against its neighbours, June runs about 1°C cooler than May and about 1°C warmer than July.

20°23°25°28°30°151015202530
Avg high (°C)Avg low (°C)
12726
22726
32726
42726
52625
62625
72625
82625
92625
102625
112625
122625
132625
142625
152625
162625
172625
182625
192625
202625
212625
222625
232625
242625
252625
262625
272625
282625
292625
302625

How June really feels in Fomboni

Once humidity and wind are folded in, June averages 0 days that feel above 32°C and 0 that feel at or below 0°C — the comfort signal a plain temperature reading hides.

Days feeling ≥ 32°C
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

June sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Fomboni weather by month

How June compares with the rest of the year at a glance. June is the 8th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 27°16817.612.65.1
Feb28° / 27°15916.912.44.8
Mar28° / 27°13919.512.14.7
Apr28° / 27°8814.111.75.8
May27° / 26°316.911.47.4
Jun26° / 25°174.111.38.1
Jul25° / 24°133.311.48.5
Aug25° / 24°82.411.68.8
Sep25° / 24°72.211.98.8
Oct26° / 25°133.212.38.4
Nov27° / 26°314.912.67.8
Dec28° / 26°841312.76.1

Cloud cover in June

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 78% of the time in June.

Beyond those clear spells, partly cloudy skies cover about 11% of June, with mostly cloudy or overcast conditions the remaining 10%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
1928
2928
3928
4928
5919
6919
79010
89010
98911
108911
118911
128911
138812
148812
158812
168713
178713
188713
198812
208911
218911
228911
238911
249010
25919
26919
27919
28919
29919
309010

Chance of precipitation in June

Any precipitation

Fomboni gets around 17 mm of rain over 4.1 wet days in June. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 14% and peaks near 15% on the wettest days.

0%10%20%30%151015202530
Rain chance (%)
115
214
314
413
513
613
713
812
912
1012
1113
1213
1313
1414
1514
1614
1715
1815
1915
2015
2115
2215
2315
2415
2515
2614
2714
2813
2913
3012

Humidity in June

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, June lands in the muggy band about 63% of days. Sticky, muggy-or-worse air turns up on roughly 97% of them.

0%25%50%75%100%151015202530
Humid (%)Muggy (%)Oppressive (%)
133661
233859
334057
444254
544452
644749
744947
845145
945343
1045541
1145739
1245937
1346036
1436334
1536433
1636631
1736730
1826929
1927028
2027127
2127226
2227325
2317623
2417722
2517821
2627820
2728018
2828117
2928216
3028315

Wind in June

Winds average 23 km/h in June.

Across June, daily wind ranges from about 22 km/h on the calmest days to 23 km/h at its breeziest. It stays fairly steady from day to day.

0102030151015202530
Wind speed (km/h)Feels
122breezy
222breezy
322breezy
422breezy
522breezy
623breezy
723breezy
823breezy
923breezy
1023breezy
1123breezy
1223breezy
1323breezy
1423breezy
1523breezy
1623breezy
1723breezy
1823breezy
1923breezy
2023breezy
2123breezy
2223breezy
2323breezy
2423breezy
2523breezy
2623breezy
2723breezy
2823breezy
2923breezy
3023breezy

Sunrise & sunset in June

DaylightNight

Daylight runs from about 11 h 18 min at the start of June to 11 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 0 minutes over June. Sunrise moves from 6:23 AM to 6:30 AM, and sunset from 5:43 PM to 5:47 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.36:235:43
211.36:235:43
311.36:235:43
411.36:235:43
511.36:245:43
611.36:245:43
711.36:245:43
811.36:255:43
911.36:255:43
1011.36:255:43
1111.36:255:43
1211.36:265:43
1311.36:265:43
1411.36:265:43
1511.36:275:44
1611.36:275:44
1711.36:275:44
1811.36:275:44
1911.36:285:44
2011.36:285:44
2111.36:285:45
2211.36:285:45
2311.36:285:45
2411.36:295:45
2511.36:295:46
2611.36:295:46
2711.36:295:46
2811.36:295:46
2911.36:295:46
3011.36:305:47

Solar energy in June

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in June, about 4.72 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.72 kWh/m² to a high of 6.95 kWh/m² in November across the year — June's 4.72 kWh/m² sits near the bottom.

024151015202530
Solar energy (kWh/m²)Level
14.9Bright
24.9Bright
34.9Bright
44.9Bright
54.8Bright
64.8Bright
74.8Bright
84.8Bright
94.8Bright
104.8Bright
114.8Bright
124.7Bright
134.7Bright
144.7Bright
154.7Bright
164.7Bright
174.7Bright
184.7Bright
194.7Bright
204.7Bright
214.7Bright
224.7Bright
234.7Bright
244.7Bright
254.7Bright
264.7Bright
274.7Bright
284.7Bright
294.7Bright
304.7Bright
Planning a trip in June

Hazard calendar for Fomboni

In seasonPeak

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

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

Fomboni's rainy season runs December–April, when most of the year's rain falls.

Cyclone
Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is June a good time to visit Fomboni?

Our two travel scores rate June for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

8.1
Sightseeing
5th-best month of the year
7.8
Beach & pool
4th-best month of the year

June is one of the better times to visit Fomboni for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Fomboni in June

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

In June, Fomboni sees daytime highs around 26°C and nights near 25°C. Worth packing: light clothes, sun protection and a windbreaker. About 4 days see rain.

light clothessun protectiona windbreaker

Sea temperature near Fomboni in June

The nearest coast averages about 27°C in June — 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 30°C and coldest in August near 26°C.

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

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar30Tropical
Apr29Tropical
May28Tropical
Jun27Warm
Jul26Warm
Aug26Warm
Sep26Warm
Oct27Warm
Nov28Warm
Dec29Tropical

UV index in Fomboni in June

LowModerateHighVery highExtreme

Clear-sky midday UV in June peaks around 9 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Fomboni peaks around February 15 at about 15 (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.

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 15UV 15Jun 20UV 9
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar14Extreme
Apr12Extreme
May10Very high
Jun9Very high
Jul9Very high
Aug11Extreme
Sep12Extreme
Oct13Extreme
Nov12Extreme
Dec13Extreme
Location & terrain

Where is Fomboni?

Fomboni sits at 12.3°S, 43.7°E, 18 m above sea level, in Comoros. The nearest listed city is Moutsamoudou, 73 km away.

MoutsamoudouMoroni

Topography around Fomboni

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

Within 3 km, the terrain around Fomboni has significant variations in elevation — a maximum elevation change of 554 m around an average of 100 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 780 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,346 m.

The land around Fomboni is covered by trees (52%) and water (39%) within 3 km, water (75%) and trees (24%) within 16 km, and water (92%) within 80 km.

3 km
554 m
16 km
780 m
80 km
2,346 m
treesgrasslandartificial surfaceswater
June weather nearby: Moutsamoudou 73 km · Moroni 84 km · Koungou 166 km · Mtsapéré 169 km · Kaouéni 169 km · Mamoudzou 170 km · Dzaoudzi 173 km · Labattoir 176 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
Muslim 98%ethnic religionist 1%Christian 1%other 0%

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 Fomboni (-12.2876°, 43.7434°, elevation 18 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. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).