Moutsamoudou weather in August

In August, Moutsamoudou sees average daytime highs of 27°C and overnight lows near 21°C, with 17 mm of rain across 5.5 wet days and about 11.6 hours of daylight. It is the 11th-warmest and 12th-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 60% of the time in August, and the air most often feels muggy.

Daylight stretches from about 11 h 30 min at the start of August to 11 h 48 min by month's end. Set against the rest of the year, August is Moutsamoudou's 1st-clearest and 5th-windiest month. For the whole year in context, see Moutsamoudou's year-round climate.

Daytime high
27°
11th warmest
Overnight low
21°
1st coldest
Rainfall
17 mm
5.5 wet days
Daylight
11 h 36 min
6:19 AM – 5:54 PM
Cloud cover
38%
1st clearest
Wind
9 km/h
5th windiest
Solar energy
5.38 kWh/m²
Travel score
7.5
out of 10

Moutsamoudou is city in Anjouan, Comoros.

Density
877/km²
people per km²
Founded
1482

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

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 27°C through the month.

A typical August day in Moutsamoudou reaches about 27°C in the afternoon and slips back to 21°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 28°C. Set against its neighbours, August runs on par with July and on par with September.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12721
22721
32721
42721
52721
62721
72721
82721
92721
102721
112721
122721
132721
142721
152721
162721
172721
182721
192721
202721
212721
222721
232721
242721
252721
262721
272721
282721
292721
302721
312721

How August really feels in Moutsamoudou

Once humidity and wind are folded in, August 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

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

Moutsamoudou weather by month

How August compares with the rest of the year at a glance. August is the 11th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 25°24924.512.63.5
Feb29° / 25°22622.912.43.5
Mar29° / 25°20526.512.13.4
Apr29° / 24°1032011.74.2
May28° / 24°3811.511.45.9
Jun27° / 22°207.411.37.1
Jul27° / 21°175.611.47.5
Aug27° / 21°175.511.67.5
Sep28° / 21°237.811.97.0
Oct29° / 23°4210.612.35.8
Nov29° / 24°7316.212.64.7
Dec29° / 24°17422.312.73.9

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 60% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 25% of August, with mostly cloudy or overcast conditions the remaining 15%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18416
28416
38416
48416
58416
68416
78416
88416
98416
108416
118317
128416
138416
148416
158416
168416
178416
188614
198614
208614
218614
228614
238614
248515
258614
268614
278515
288515
298515
308515
318515

Chance of precipitation in August

Any precipitation

Moutsamoudou gets around 17 mm of rain over 5.5 wet days in August, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 19% and peaks near 23% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
120
219
319
419
519
618
718
818
917
1017
1117
1217
1317
1417
1517
1617
1717
1817
1917
2017
2118
2218
2318
2419
2520
2620
2721
2821
2922
3022
3123

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the muggy band about 51% of days. Sticky, muggy-or-worse air turns up on roughly 51% of them.

0%25%50%75%100%151015202531
Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1242560
2242560
3242560
4243550
5244540
6244540
7245530
8146530
9146530
10147520
11147520
12148510
13148510
14049510
15049510
16051490
17051490
18051490
19052480
20051481
21051481
22051481
23051481
24051481
25051481
26050491
27050491
28049501
29148501
30147511
31146521

Wind in August

Winds average 9 km/h in August.

Across August, daily wind ranges from about 8 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 30 min at the start of August to 11 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over August. Sunrise moves from 6:25 AM to 6:10 AM, and sunset from 5:52 PM to 5:55 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.56:255:52
211.56:245:52
311.56:245:53
411.56:245:53
511.56:235:53
611.56:235:53
711.56:235:53
811.56:225:53
911.56:225:53
1011.56:215:54
1111.56:215:54
1211.66:215:54
1311.66:205:54
1411.66:205:54
1511.66:195:54
1611.66:195:54
1711.66:185:54
1811.66:185:54
1911.66:175:55
2011.66:175:55
2111.66:165:55
2211.76:155:55
2311.76:155:55
2411.76:145:55
2511.76:145:55
2611.76:135:55
2711.76:125:55
2811.76:125:55
2911.76:115:55
3011.76:115:55
3111.86:105:55

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.38 kWh/m².

For context, solar energy here swings from a low near 4.67 kWh/m² to a high of 6.51 kWh/m² in November across the year — August's 5.38 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.0Bright
25.0Bright
35.1Bright
45.1Bright
55.1Bright
65.1Bright
75.2Bright
85.2Bright
95.2Bright
105.2Bright
115.3Bright
125.3Bright
135.3Bright
145.3Bright
155.4Bright
165.4Bright
175.4Bright
185.4Bright
195.5Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.6Bright
255.6Bright
265.6Bright
275.6Bright
285.6Bright
295.7Bright
305.7Bright
315.7Bright
Planning a trip in August

Hazard calendar for Moutsamoudou

In seasonPeak

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

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

Moutsamoudou's monsoon runs December–March, when most of the year's rain falls.

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

Is August a good time to visit Moutsamoudou?

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

7.5
Sightseeing
1st-best month of the year
7.6
Beach & pool
1st-best month of the year

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

What to pack for Moutsamoudou in August

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

In August, Moutsamoudou sees daytime highs around 27°C and nights near 21°C. Pack light clothes. Worth having: sun protection. About 6 days see rain.

light clothessun protection

Sea temperature near Moutsamoudou in August

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

The sea offshore 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.

24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr29Tropical
May28Tropical
Jun27Warm
Jul26Warm
Aug26Warm
Sep26Warm
Oct27Warm
Nov28Warm
Dec29Tropical

UV index in Moutsamoudou in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Moutsamoudou peaks around January 21 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 highExtremeJan 21UV 15Jun 20UV 9
UV index (midday)Level
Jan15Extreme
Feb14Extreme
Mar14Extreme
Apr13Extreme
May10Very high
Jun9Very high
Jul9Very high
Aug11Extreme
Sep13Extreme
Oct13Extreme
Nov13Extreme
Dec13Extreme
Location & terrain

Where is Moutsamoudou?

Moutsamoudou sits at 12.2°S, 44.4°E, 61 m above sea level, in Comoros. The nearest listed city is Fomboni, 73 km away.

FomboniMoroni

Topography around Moutsamoudou

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

Within 3 km, the terrain around Moutsamoudou has large variations in elevation — a maximum elevation change of 672 m around an average of 125 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,576 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,506 m.

The land around Moutsamoudou is covered by water (46%) and trees (45%) within 3 km, water (59%) and trees (38%) within 16 km, and water (95%) within 80 km.

3 km
672 m
16 km
1,576 m
80 km
1,506 m
treesshrubsgrasslandartificial surfaceswater
August weather nearby: Fomboni 73 km · Koungou 108 km · Kaouéni 112 km · Mtsapéré 112 km · Mamoudzou 113 km · Dzaoudzi 116 km · Labattoir 117 km · Moroni 135 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 Moutsamoudou (-12.1667°, 44.3994°, elevation 61 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).