Belo sur Tsiribihina weather in August

In August, Belo sur Tsiribihina sees average daytime highs of 29°C and overnight lows near 20°C, with 2 mm of rain across 0.4 wet days and about 11.3 hours of daylight. It is the 11th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 93% of the time in August, and the air most often feels humid.

Daylight stretches from about 11 h 06 min at the start of August to 11 h 36 min by month's end. Set against the rest of the year, August is Belo sur Tsiribihina's 3rd-clearest and 4th-windiest month. For the whole year in context, see Belo sur Tsiribihina's year-round climate.

Daytime high
29°
11th warmest
Overnight low
20°
3rd coldest
Rainfall
2 mm
0.4 wet days
Daylight
11 h 18 min
6:26 AM – 5:46 PM
Cloud cover
13%
3rd clearest
Wind
10 km/h
4th windiest
Solar energy
5.28 kWh/m²
Travel score
7.3
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical August day in Belo sur Tsiribihina reaches about 29°C in the afternoon and slips back to 20°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°C. Set against its neighbours, August runs on par with July and about 1°C cooler than September.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12919
22919
32919
42919
52920
62920
72920
82920
92920
102920
112920
122920
132920
142920
152920
162920
172920
182920
192920
202920
212920
223020
233020
243020
253020
263020
273020
283020
293021
303021
313021

How August really feels in Belo sur Tsiribihina

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.

Belo sur Tsiribihina weather by month

How August compares with the rest of the year at a glance. August is the 11th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 25°28926.213.12.8
Feb31° / 25°25722.612.73.0
Mar32° / 25°13718.412.13.5
Apr32° / 24°356.911.64.7
May31° / 22°61.211.16.1
Jun29° / 20°20.610.87.2
Jul29° / 19°10.210.97.6
Aug29° / 20°20.411.37.3
Sep31° / 22°30.811.96.4
Oct32° / 23°153.812.55.3
Nov32° / 25°509.712.94.1
Dec32° / 25°13119.813.23.2

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 93% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 5% of August, with mostly cloudy or overcast conditions the remaining 2%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1982
2991
3991
4991
5991
6991
7991
8991
9991
10991
11991
12991
13982
14982
15982
16982
17982
18982
19982
20982
21982
22982
23982
24982
25991
26982
27982
28982
29982
30982
31982

Chance of precipitation in August

Any precipitation

Belo sur Tsiribihina gets around 2 mm of rain over 0.4 wet days in August. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 1% and peaks near 2% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
12
22
32
42
51
61
71
81
91
101
111
121
131
141
151
161
171
181
191
201
211
221
231
241
251
261
271
281
291
301
311

Humidity in August

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, August lands in the humid band about 41% of days. Sticky, muggy-or-worse air turns up on roughly 38% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
18274719
27264720
37254721
47254722
57244623
66234624
76234625
86224627
96214528
106204530
115184532
125174433
135164435
145154337
155144338
165144240
174134141
184134042
194123944
204123945
214123846
224123747
234123648
243123649
253123550
263123550
273123451
283123451
293123352
303123352
313123352

Wind in August

Winds average 10 km/h in August.

Across August, daily wind ranges from about 9 km/h on the calmest days to 10 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 06 min at the start of August to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 30 minutes over August. Sunrise moves from 6:35 AM to 6:14 AM, and sunset from 5:41 PM to 5:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.16:355:41
211.16:345:41
311.16:345:41
411.16:335:42
511.26:335:42
611.26:325:43
711.26:325:43
811.26:315:43
911.26:315:43
1011.26:305:44
1111.26:305:44
1211.36:295:44
1311.36:285:45
1411.36:285:45
1511.36:275:45
1611.36:265:46
1711.36:255:46
1811.46:255:46
1911.46:245:46
2011.46:235:47
2111.46:225:47
2211.46:225:47
2311.46:215:48
2411.56:205:48
2511.56:195:48
2611.56:185:48
2711.56:185:49
2811.56:175:49
2911.66:165:49
3011.66:155:49
3111.66:145:49

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.28 kWh/m².

For context, solar energy here swings from a low near 4.46 kWh/m² to a high of 7.05 kWh/m² in November across the year — August's 5.28 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.9Bright
25.0Bright
35.0Bright
45.0Bright
55.0Bright
65.0Bright
75.1Bright
85.1Bright
95.1Bright
105.1Bright
115.2Bright
125.2Bright
135.2Bright
145.2Bright
155.3Bright
165.3Bright
175.3Bright
185.3Bright
195.3Bright
205.4Bright
215.4Bright
225.4Bright
235.5Bright
245.5Bright
255.5Bright
265.5Bright
275.6Bright
285.6Bright
295.6Bright
305.7Bright
315.7Bright
Planning a trip in August

Hazard calendar for Belo sur Tsiribihina

In seasonPeak

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

Belo sur Tsiribihina sits in the South Indian Ocean cyclone belt; the season peaks January–March.

Belo sur Tsiribihina'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 Belo sur Tsiribihina?

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

7.3
Sightseeing
2nd-best month of the year
9.4
Beach & pool
2nd-best month of the year

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

What to pack for Belo sur Tsiribihina in August

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

In August, Belo sur Tsiribihina sees daytime highs around 29°C and nights near 20°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

Sea temperature near Belo sur Tsiribihina in August

The nearest coast averages about 25°C in August — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 20 km away) is warmest in March at about 30°C and coldest in July near 25°C.

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

24°26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan30Tropical
Feb30Tropical
Mar30Tropical
Apr29Tropical
May28Warm
Jun26Warm
Jul25Warm
Aug25Warm
Sep26Warm
Oct27Warm
Nov29Tropical
Dec30Tropical

UV index in Belo sur Tsiribihina in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 8 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Belo sur Tsiribihina peaks around February 11 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 17 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeFeb 11UV 15Jun 17UV 6
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar13Extreme
Apr10Extreme
May8Very high
Jun6High
Jul7Very high
Aug8Very high
Sep10Very high
Oct11Extreme
Nov12Extreme
Dec13Extreme

Air quality in Belo sur Tsiribihina in August

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where August falls, not just the annual average.

Air quality in Belo sur Tsiribihina is worst in October — around 22 µg/m³ PM2.5 (moderate), about 4.6× the cleanest month (March, 5 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodOct 1321 µg/m³Mar 235 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb6Good
Mar5Good
Apr5Good
May8Good
Jun9Good
Jul13Moderate
Aug17Moderate
Sep19Moderate
Oct22Moderate
Nov14Moderate
Dec6Good
Location & terrain

Where is Belo sur Tsiribihina?

Belo sur Tsiribihina sits at 19.7°S, 44.5°E, 22 m above sea level, in Madagascar. The nearest listed city is Morondava, 70 km away.

MiandrivazoAntsalovaTsiroanomandidyMaintiranoBerorohaMiandrarivoSoavinandriana

Topography around Belo sur Tsiribihina

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

Within 3 km, the terrain around Belo sur Tsiribihina has only modest variations in elevation — a maximum elevation change of 58 m around an average of 14 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 131 m; within 80 km, large variations in elevation — a maximum elevation change of 650 m.

The land around Belo sur Tsiribihina is covered by grassland (39%) and cropland (28%) within 3 km, trees (26%) and grassland (26%) within 16 km, and grassland (33%), water (28%) and trees (26%) within 80 km.

3 km
58 m
16 km
131 m
80 km
650 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetlandmangroves
August weather nearby: Morondava 70 km · Miandrivazo 97 km · Antsalova 115 km · Tsiroanomandidy 188 km · Maintirano 190 km · Beroroha 228 km · Miandrarivo 233 km · Soavinandriana 237 km

Madagascar travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / E
220 V · 50 Hz
Prices
≈ 31% of US
price level, 2025
GDP per capita
$599
2025
Happiness
4.2 / 10
World Happiness, 2025
Safe drinking water
22%
of population, 2024
Road deaths
29.2
per 100k/yr, 2019
Income group
Low
World Bank
English
Low
EF EPI 457
Religion
Church of Jesus Christ in Madagascar/Malagasy Lutheran Church/Anglican Church 34%Roman Catholic 32%none 22%other Christian 8%

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 Belo sur Tsiribihina (-19.6979°, 44.5459°, elevation 22 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. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).