Tôlanaro weather in August

In August, Tôlanaro sees average daytime highs of 23°C and overnight lows near 18°C, with 46 mm of rain across 7.2 wet days and about 11.1 hours of daylight. It is the 10th-warmest and 11th-wettest month of the year here.

Day-to-day highs hold fairly steady near 23°C through the month. The sky is clear or mostly clear about 65% of the time in August, and the air most often feels humid.

Daylight stretches from about 10 h 48 min at the start of August to 11 h 30 min by month's end. Set against the rest of the year, August is Tôlanaro's 1st-clearest and 4th-windiest month. For the whole year in context, see Tôlanaro's year-round climate.

Daytime high
23°
10th warmest
Overnight low
18°
2nd coldest
Rainfall
46 mm
7.2 wet days
Daylight
11 h 06 min
6:23 AM – 5:30 PM
Cloud cover
32%
1st clearest
Wind
18 km/h
4th windiest
Solar energy
4.48 kWh/m²
Travel score
7.8
out of 10

Tôlanaro is city in Madagascar.

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 23°C through the month.

A typical August day in Tôlanaro reaches about 23°C in the afternoon and slips back to 18°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 20°C and 25°C. Set against its neighbours, August runs on par with July and about 1°C cooler than September.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12218
22218
32218
42318
52318
62318
72318
82318
92318
102318
112318
122318
132318
142318
152318
162318
172318
182318
192318
202318
212318
222318
232318
242318
252318
262318
272318
282318
292318
302318
312318

Tôlanaro weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 23°17416.613.45.5
Feb28° / 24°18415.612.95.4
Mar27° / 23°14014.812.25.9
Apr26° / 22°10113.611.46.3
May24° / 20°7411.410.87.1
Jun23° / 18°498.710.57.4
Jul22° / 18°52910.67.3
Aug23° / 18°467.211.17.8
Sep24° / 19°41611.88.1
Oct25° / 20°689.512.67.3
Nov26° / 21°841113.26.6
Dec27° / 23°12914.813.55.8

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 65% of the time in August, the clearest month of the year.

Beyond those clear spells, partly cloudy skies cover about 17% of August, with mostly cloudy or overcast conditions the remaining 18%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
18416
28416
38416
48416
58416
68416
78416
88416
98317
108317
118317
128317
138317
148218
158218
168218
178119
188119
198119
208119
218119
228020
238020
248119
258119
268119
278119
288218
298218
308218
318218

Chance of precipitation in August

Any precipitation

Tôlanaro gets around 46 mm of rain over 7.2 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 23% and peaks near 24% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
124
224
324
424
524
624
724
824
923
1023
1123
1223
1323
1423
1524
1624
1723
1823
1923
2023
2123
2223
2323
2423
2523
2623
2722
2822
2921
3021
3121

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 60% of days. Sticky, muggy-or-worse air turns up on roughly 9% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
11028548
21027558
31027558
41027558
51027558
6926578
7926587
8926587
9826597
10825607
11725617
12724618
13724618
14723628
15723628
16722638
17822619
18821629
19821629
20921619
21921619
229216010
239206110
249206110
259206110
269206110
279206110
289206011
299206011
308206111
318206111

Wind in August

Winds average 18 km/h in August.

Across August, daily wind ranges from about 18 km/h on the calmest days to 19 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
118light breeze
218light breeze
318light breeze
418light breeze
518light breeze
618light breeze
718light breeze
818light breeze
918light breeze
1018light breeze
1118light breeze
1218light breeze
1318light breeze
1418light breeze
1518light breeze
1618light breeze
1718light breeze
1818light breeze
1918light breeze
2018light breeze
2119light breeze
2219light breeze
2319light breeze
2419light breeze
2519light breeze
2619light breeze
2719light breeze
2819light breeze
2919light breeze
3019light breeze
3119light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 10 h 48 min at the start of August to 11 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 42 minutes over August. Sunrise moves from 6:34 AM to 6:08 AM, and sunset from 5:23 PM to 5:36 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.86:345:23
210.86:335:23
310.96:325:24
410.96:325:24
510.96:315:25
610.96:305:25
710.96:305:26
811.06:295:26
911.06:285:27
1011.06:275:27
1111.06:275:27
1211.06:265:28
1311.16:255:28
1411.16:245:29
1511.16:235:29
1611.16:235:30
1711.16:225:30
1811.26:215:31
1911.26:205:31
2011.26:195:31
2111.26:185:32
2211.36:175:32
2311.36:165:33
2411.36:155:33
2511.36:145:34
2611.36:135:34
2711.46:125:34
2811.46:115:35
2911.46:105:35
3011.46:095:36
3111.56:085:36

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.48 kWh/m².

For context, solar energy here swings from a low near 3.38 kWh/m² to a high of 6.85 kWh/m² in December across the year — August's 4.48 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
14.0Moderate
24.0Bright
34.0Bright
44.1Bright
54.1Bright
64.1Bright
74.2Bright
84.2Bright
94.2Bright
104.3Bright
114.3Bright
124.3Bright
134.4Bright
144.4Bright
154.5Bright
164.5Bright
174.5Bright
184.5Bright
194.6Bright
204.6Bright
214.7Bright
224.7Bright
234.7Bright
244.8Bright
254.8Bright
264.8Bright
274.9Bright
284.9Bright
295.0Bright
305.0Bright
315.0Bright
Planning a trip in August

Hazard calendar for Tôlanaro

In seasonPeak

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

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

Tôlanaro's rainy season runs November–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 August a good time to visit Tôlanaro?

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

7.8
Sightseeing
2nd-best month of the year
5.9
Beach & pool
8th-best month of the year

August is one of the better times to visit Tôlanaro for general sightseeing.

What to pack for Tôlanaro in August

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

In August, Tôlanaro sees daytime highs around 23°C and nights near 18°C. Worth packing: light clothes. About 7 days see rain.

light clothes

Sea temperature near Tôlanaro in August

The nearest coast averages about 22°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 15 km away) 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
Jul23Refreshing
Aug22Refreshing
Sep22Refreshing
Oct23Refreshing
Nov24Refreshing
Dec25Warm

UV index in Tôlanaro in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Tôlanaro 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 Tôlanaro?

Tôlanaro sits at 25.0°S, 47.0°E, 27 m above sea level, in Madagascar. The nearest listed city is Amboasary, 60 km away.

AmbovombeJafaroTsiombeVohipahoBekilyBelohaVangaindrano

Topography around Tôlanaro

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

Within 3 km, the terrain around Tôlanaro has significant variations in elevation — a maximum elevation change of 432 m around an average of 21 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 795 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,959 m.

The land around Tôlanaro is covered by water (53%) within 3 km, water (56%) within 16 km, and water (42%), grassland (22%) and trees (20%) within 80 km.

3 km
432 m
16 km
795 m
80 km
1,959 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
August weather nearby: Amboasary 60 km · Ambovombe 92 km · Jafaro 148 km · Tsiombe 154 km · Vohipaho 173 km · Bekily 191 km · Beloha 195 km · Vangaindrano 197 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 Tôlanaro (-25.0325°, 46.9833°, elevation 27 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).