Amboasary weather in May

In May, Amboasary sees average daytime highs of 27°C and overnight lows near 18°C, with 19 mm of rain across 5.2 wet days and about 10.8 hours of daylight. It is the 9th-warmest and 8th-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 69% of the time in May, and the air most often feels humid.

Daylight stretches from about 11 h 06 min at the start of May to 10 h 36 min by month's end. Set against the rest of the year, May is Amboasary's 5th-clearest and 11th-windiest month. For the whole year in context, see Amboasary's year-round climate.

Daytime high
27°
9th warmest
Overnight low
18°
5th coldest
Rainfall
19 mm
5.2 wet days
Daylight
10 h 48 min
6:27 AM – 5:14 PM
Cloud cover
32%
5th clearest
Wind
10 km/h
11th windiest
Solar energy
3.91 kWh/m²
Travel score
7.6
out of 10

Amboasary is human settlement in Anosy Region, Madagascar.

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

Temperature in May

Average highAverage lowShaded bands: 10–90% of days

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

A typical May day in Amboasary reaches about 27°C in the afternoon and slips back to 18°C overnight — a 10°C spread between the day's warmth and the night's chill. On most days the high lands between 24°C and 31°C. Set against its neighbours, May runs about 2°C cooler than April and about 2°C warmer than June.

10°15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12819
22819
32819
42819
52819
62818
72818
82818
92818
102818
112818
122818
132718
142718
152718
162718
172718
182718
192718
202717
212717
222717
232717
242717
252717
262717
272717
282717
292717
302717
312717

How May really feels in Amboasary

Once humidity and wind are folded in, May 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

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

Amboasary weather by month

How May compares with the rest of the year at a glance. May is the 9th-warmest and 8th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 23°1241413.43.6
Feb32° / 23°10312.112.94.0
Mar31° / 22°6310.412.24.5
Apr30° / 20°367.411.45.8
May27° / 18°195.210.87.6
Jun26° / 16°133.510.58.4
Jul25° / 15°123.110.68.6
Aug27° / 15°112.711.18.3
Sep29° / 17°122.911.87.0
Oct31° / 19°215.112.65.5
Nov32° / 20°346.913.24.6
Dec32° / 22°7112.913.53.8

Cloud cover in May

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 69% of the time in May.

Beyond those clear spells, partly cloudy skies cover about 17% of May, with mostly cloudy or overcast conditions the remaining 14%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18218
28218
38317
48317
58317
68416
78416
88416
98416
108515
118515
128515
138614
148614
158614
168614
178614
188614
198614
208614
218713
228713
238812
248812
258812
268812
278812
288812
298812
308911
318812

Chance of precipitation in May

Any precipitation

Amboasary gets around 19 mm of rain over 5.2 wet days in May. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 17% and peaks near 22% on the wettest days. The odds ease toward the end of the month.

0%10%20%30%151015202531
Rain chance (%)
122
221
321
421
521
620
720
820
919
1019
1119
1218
1318
1418
1518
1617
1717
1816
1916
2016
2115
2215
2315
2415
2515
2615
2715
2815
2915
3015
3115

Humidity in May

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, May lands in the humid band about 54% of days. Sticky, muggy-or-worse air turns up on roughly 19% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
111545381
211547361
311549341
421551311
521553291
621554281
721556261
821558241
931558231
1031658221
1141757211
1241758201
1351857191
1451957181
1562056171
1662155171
1772254161
1872354151
1972455140
2082553140
2182653130
2282654120
2392752120
2492753110
2592754100
2692853100
2710285390
2810295380
2911295370
3012305260
3113315150

Wind in May

Winds average 10 km/h in May.

Across May, 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
110calm
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
209calm
219calm
229calm
239calm
249calm
259calm
269calm
279calm
289calm
299calm
309calm
319calm

Sunrise & sunset in May

DaylightNight

Daylight runs from about 11 h 06 min at the start of May to 10 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 30 minutes over May. Sunrise moves from 6:19 AM to 6:35 AM, and sunset from 5:24 PM to 5:09 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.16:195:24
211.16:205:23
311.06:205:22
411.06:215:22
511.06:215:21
611.06:225:20
711.06:225:20
810.96:235:19
910.96:235:18
1010.96:245:18
1110.96:255:17
1210.96:255:16
1310.86:265:16
1410.86:265:15
1510.86:275:15
1610.86:275:14
1710.86:285:14
1810.86:285:13
1910.76:295:13
2010.76:295:12
2110.76:305:12
2210.76:305:12
2310.76:315:11
2410.76:315:11
2510.66:325:11
2610.66:325:10
2710.66:335:10
2810.66:335:10
2910.66:345:09
3010.66:345:09
3110.66:355:09

Solar energy in May

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in May, about 3.91 kWh/m².

For context, solar energy here swings from a low near 3.51 kWh/m² to a high of 6.81 kWh/m² in November across the year — May's 3.91 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.2Bright
24.2Bright
34.2Bright
44.2Bright
54.1Bright
64.1Bright
74.1Bright
84.1Bright
94.0Bright
104.0Bright
114.0Moderate
124.0Moderate
134.0Moderate
143.9Moderate
153.9Moderate
163.9Moderate
173.9Moderate
183.9Moderate
193.8Moderate
203.8Moderate
213.8Moderate
223.8Moderate
233.8Moderate
243.8Moderate
253.8Moderate
263.7Moderate
273.7Moderate
283.7Moderate
293.7Moderate
303.7Moderate
313.6Moderate
Planning a trip in May

Hazard calendar for Amboasary

In seasonPeak

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

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

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

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

Is May a good time to visit Amboasary?

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

7.6
Sightseeing
4th-best month of the year
7.9
Beach & pool
4th-best month of the year

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

What to pack for Amboasary in May

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

In May, Amboasary sees daytime highs around 27°C and nights near 18°C. Pack light clothes. About 5 days see rain.

light clothes

Sea temperature near Amboasary in May

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

The sea offshore is warmest in February at about 26°C and coldest in August near 22°C.

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

20°22°24°26°28°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmcomfortable to swim
Sea temperature (°C)Comfort
Jan26Warm
Feb26Warm
Mar26Warm
Apr25Warm
May24Warm
Jun23Refreshing
Jul22Refreshing
Aug22Refreshing
Sep22Refreshing
Oct23Refreshing
Nov24Warm
Dec25Warm

UV index in Amboasary in May

LowModerateHighVery highExtreme

Clear-sky midday UV in May peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Amboasary peaks around January 20 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 at about 5 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highHighVery highExtremeJan 20UV 14Jun 20UV 5
UV index (midday)Level
Jan14Extreme
Feb14Extreme
Mar12Extreme
Apr8Very high
May6High
Jun5Moderate
Jul5High
Aug7High
Sep8Very high
Oct10Very high
Nov12Extreme
Dec13Extreme
Location & terrain

Where is Amboasary?

Amboasary sits at 25.0°S, 46.4°E, 22 m above sea level, in Madagascar. The nearest listed city is Ambovombe, 34 km away.

JafaroTsiombeBelohaBekilyAmpanihyBetroka

Topography around Amboasary

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

Within 3 km, the terrain around Amboasary has only modest variations in elevation — a maximum elevation change of 75 m around an average of 32 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 540 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,959 m.

The land around Amboasary is covered by shrubs (38%) and cropland (27%) within 3 km, shrubs (36%), cropland (23%) and trees (22%) within 16 km, and water (27%), shrubs (21%) and grassland (21%) within 80 km.

3 km
75 m
16 km
540 m
80 km
1,959 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
May weather nearby: Ambovombe 34 km · Tôlanaro 60 km · Jafaro 88 km · Tsiombe 95 km · Beloha 135 km · Bekily 141 km · Ampanihy 169 km · Betroka 199 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 Amboasary (-25.0333°, 46.3833°, 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. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).