Vangaindrano weather in September

In September, Vangaindrano sees average daytime highs of 25°C and overnight lows near 18°C, with 36 mm of rain across 8.4 wet days and about 11.9 hours of daylight. It is the 9th-warmest and 12th-wettest month of the year here.

Highs climb over the month, from about 24°C in the first days to 26°C by the end. The sky is clear or mostly clear about 40% of the time in September, and the air most often feels humid.

Daylight stretches from about 11 h 30 min at the start of September to 12 h 12 min by month's end. Set against the rest of the year, September is Vangaindrano's 4th-clearest and 3rd-windiest month. For the whole year in context, see Vangaindrano's year-round climate.

Daytime high
25°
9th warmest
Overnight low
18°
4th coldest
Rainfall
36 mm
8.4 wet days
Daylight
11 h 54 min
5:48 AM – 5:40 PM
Cloud cover
48%
4th clearest
Wind
10 km/h
3rd windiest
Solar energy
4.66 kWh/m²
Travel score
7.2
out of 10

Temperature in September

Average highAverage lowShaded bands: 10–90% of days

Highs climb over the month, from about 24°C in the first days to 26°C by the end.

A typical September day in Vangaindrano reaches about 25°C in the afternoon and slips back to 18°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 22°C and 28°C. Set against its neighbours, September runs about 1°C warmer than August and about 2°C cooler than October.

15°20°25°30°151015202530
Avg high (°C)Avg low (°C)
12418
22418
32418
42418
52418
62518
72518
82518
92518
102518
112518
122518
132518
142518
152518
162518
172518
182518
192519
202519
212619
222619
232619
242619
252619
262619
272619
282619
292619
302619

How September really feels in Vangaindrano

Once humidity and wind are folded in, September 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

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

Vangaindrano weather by month

How September compares with the rest of the year at a glance. September is the 9th-warmest and 12th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan29° / 23°33625.713.33.4
Feb29° / 23°29023.712.83.4
Mar28° / 23°25524.612.23.9
Apr27° / 22°14920.311.54.9
May25° / 20°9916.510.96.0
Jun24° / 18°5711.110.67.0
Jul23° / 17°6611.810.76.8
Aug24° / 17°471111.27.1
Sep25° / 18°368.411.97.2
Oct27° / 20°7811.612.56.4
Nov28° / 22°11415.513.15.2
Dec29° / 23°2112213.43.9

Cloud cover in September

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 40% of the time in September.

Beyond those clear spells, partly cloudy skies cover about 26% of September, with mostly cloudy or overcast conditions the remaining 34%.

0%25%50%75%100%151015202530
Clearer (%)Cloudier (%)
17129
27228
37228
47228
57228
67228
77228
87129
97129
107030
116931
126832
136733
146733
156535
166535
176436
186337
196337
206337
216337
226238
236238
246238
256238
266238
276337
286337
296337
306337

Chance of precipitation in September

Any precipitation

Vangaindrano gets around 36 mm of rain over 8.4 wet days in September, the driest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 29% and peaks near 33% on the wettest days.

0%10%20%30%40%151015202530
Rain chance (%)
133
233
333
433
533
632
731
831
930
1029
1128
1228
1327
1427
1526
1626
1725
1825
1925
2025
2125
2226
2326
2427
2527
2628
2728
2829
2930
3030

Humidity in September

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, September lands in the humid band about 53% of days. Sticky, muggy-or-worse air turns up on roughly 34% of them.

0%25%50%75%100%151015202530
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
121563200
221563200
321463210
421463210
521463210
621462220
721462220
821461230
921460240
1021558250
1121557260
1211557270
1311457280
1411456290
1511454310
1611354320
1711253340
1811251360
1911151370
2011149390
2111048410
221947421
231946441
241845451
251844471
261743481
271742491
281641502
291641502
301640512

Wind in September

Winds average 10 km/h in September.

Across September, 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.

051015151015202530
Wind speed (km/h)Feels
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
109calm
119calm
129calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm

Sunrise & sunset in September

DaylightNight

Daylight runs from about 11 h 30 min at the start of September to 12 h 12 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over September. Sunrise moves from 6:04 AM to 5:33 AM, and sunset from 5:35 PM to 5:45 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202530
Daylight (h)Sunrise (AM)Sunset (PM)
111.56:045:35
211.56:035:35
311.66:025:36
411.66:015:36
511.66:005:36
611.65:585:37
711.75:575:37
811.75:565:37
911.75:555:38
1011.75:545:38
1111.85:535:38
1211.85:525:39
1311.85:515:39
1411.85:505:39
1511.85:495:40
1611.95:485:40
1711.95:475:40
1811.95:465:41
1911.95:455:41
2012.05:445:41
2112.05:435:42
2212.05:425:42
2312.05:405:42
2412.15:395:43
2512.15:385:43
2612.15:375:43
2712.15:365:44
2812.15:355:44
2912.25:345:44
3012.25:335:45

Solar energy in September

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in September, about 4.66 kWh/m².

For context, solar energy here swings from a low near 3.11 kWh/m² to a high of 5.75 kWh/m² in December across the year — September's 4.66 kWh/m² falls in the middle.

024151015202530
Solar energy (kWh/m²)Level
14.3Bright
24.3Bright
34.3Bright
44.4Bright
54.4Bright
64.4Bright
74.4Bright
84.5Bright
94.5Bright
104.5Bright
114.5Bright
124.6Bright
134.6Bright
144.6Bright
154.6Bright
164.7Bright
174.7Bright
184.7Bright
194.7Bright
204.8Bright
214.8Bright
224.8Bright
234.8Bright
244.9Bright
254.9Bright
264.9Bright
274.9Bright
285.0Bright
295.0Bright
305.0Bright
Planning a trip in September

Hazard calendar for Vangaindrano

In seasonPeak

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

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

Vangaindrano'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 September a good time to visit Vangaindrano?

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

7.2
Sightseeing
1st-best month of the year
6.5
Beach & pool
1st-best month of the year

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

What to pack for Vangaindrano in September

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

In September, Vangaindrano sees daytime highs around 25°C and nights near 18°C. Worth packing: light clothes, rain gear and sun protection. About 8 days see rain.

light clothesrain gearsun protection

Sea temperature near Vangaindrano in September

The nearest coast averages about 24°C in September — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 28 km away) is warmest in February at about 28°C and coldest in August near 24°C.

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

22°24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Warm
Feb28Tropical
Mar28Tropical
Apr28Warm
May27Warm
Jun26Warm
Jul24Warm
Aug24Refreshing
Sep24Refreshing
Oct24Warm
Nov25Warm
Dec27Warm

UV index in Vangaindrano in September

LowModerateHighVery highExtreme

Clear-sky midday UV in September 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 Vangaindrano peaks around February 11 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 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 21UV 6
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar12Extreme
Apr9Very high
May7High
Jun6High
Jul6High
Aug7Very high
Sep8Very high
Oct10Very high
Nov12Extreme
Dec13Extreme

Air quality in Vangaindrano in September

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Vangaindrano is worst in November — around 22 µg/m³ PM2.5 (moderate), about 5.0× the cleanest month (March, 4 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateNov 1320 µg/m³Mar 134 µg/m³
PM2.5 (µg/m³)Level
Jan5Good
Feb5Good
Mar4Good
Apr5Good
May8Good
Jun8Good
Jul8Good
Aug10Good
Sep11Good
Oct15Moderate
Nov22Moderate
Dec9Good
Location & terrain

Where is Vangaindrano?

Vangaindrano sits at 23.4°S, 47.6°E, 13 m above sea level, in Madagascar. The nearest listed city is Vohipaho, 24 km away.

VohipenoIvohibeManakaraAmboanjoBetroka

Topography around Vangaindrano

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

Within 3 km, the terrain around Vangaindrano has only modest variations in elevation — a maximum elevation change of 50 m around an average of 7 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 152 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,397 m.

The land around Vangaindrano is covered by cropland (37%), trees (27%) and grassland (26%) within 3 km, grassland (41%) and trees (29%) within 16 km, and grassland (36%), water (30%) and trees (28%) within 80 km.

3 km
50 m
16 km
152 m
80 km
1,397 m
treesshrubsgrasslandcroplandartificial surfaceswaterwetland
September weather nearby: Vohipaho 24 km · Farafangana 63 km · Vondrozo 68 km · Vohipeno 114 km · Ivohibe 121 km · Manakara 140 km · Amboanjo 152 km · Betroka 155 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 Vangaindrano (-23.35°, 47.6°, elevation 13 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).