Boriziny weather in August

In August, Boriziny sees average daytime highs of 32°C and overnight lows near 20°C, with 2 mm of rain across 0.3 wet days and about 11.5 hours of daylight. It is the 10th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 32°C through the month. The sky is clear or mostly clear about 80% of the time in August, and the air most often feels comfortable.

Daylight stretches from about 11 h 18 min at the start of August to 11 h 42 min by month's end. Set against the rest of the year, August is Boriziny's 2nd-clearest and 1st-windiest month. For the whole year in context, see Boriziny's year-round climate.

Daytime high
32°
10th warmest
Overnight low
20°
2nd coldest
Rainfall
2 mm
0.3 wet days
Daylight
11 h 30 min
6:09 AM – 5:38 PM
Cloud cover
23%
2nd clearest
Wind
18 km/h
1st windiest
Solar energy
5.55 kWh/m²
Travel score
5.6
out of 10

Temperature in August

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 32°C through the month.

A typical August day in Boriziny reaches about 32°C in the afternoon and slips back to 20°C overnight — a 12°C spread between the day's warmth and the night's chill. On most days the high lands between 30°C and 33°C. Set against its neighbours, August runs about 1°C warmer than July and about 2°C cooler than September.

15°20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13120
23120
33120
43120
53120
63120
73120
83120
93120
103120
113120
123120
133120
143120
153220
163220
173220
183220
193220
203220
213220
223220
233220
243220
253220
263220
273220
283220
293220
303220
313220

How August really feels in Boriziny

Once humidity and wind are folded in, August averages 5 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
5
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in August is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Boriziny weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 24°4722712.82.4
Feb32° / 24°34424.212.52.5
Mar33° / 24°21719.112.12.8
Apr34° / 24°366.511.73.6
May33° / 22°91.611.34.6
Jun31° / 21°20.411.15.7
Jul31° / 20°10.311.26.1
Aug32° / 20°20.311.55.6
Sep33° / 21°20.611.94.6
Oct35° / 23°214.312.43.2
Nov35° / 24°10212.112.72.4
Dec34° / 24°25622.412.92.3

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 80% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 14% of August, with mostly cloudy or overcast conditions the remaining 6%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1919
2919
3919
4919
5928
6928
7937
8937
9937
10937
11946
12946
13946
14946
15946
16946
17946
18946
19955
20955
21955
22955
23955
24955
25955
26955
27955
28955
29955
30955
31946

Chance of precipitation in August

Any precipitation

Boriziny gets around 2 mm of rain over 0.3 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 comfortable — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, August lands in the comfortable band about 71% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
11368172
21368172
31369162
41369162
51270162
61371151
71371151
81371151
91372141
101372141
111372141
121471141
131471141
141471141
151471141
161472131
171472131
181472131
191472131
201473121
211473121
221473121
231474111
241474111
251473112
261473112
271473112
281572112
291572112
301570123
311570123

Wind in August

Winds average 18 km/h in August, the windiest month of the year.

Across August, daily wind ranges from about 17 km/h on the calmest days to 18 km/h at its breeziest. It stays fairly steady from day to day.

05101520151015202531
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
617light breeze
717light breeze
817light breeze
917light breeze
1017light breeze
1117light breeze
1217light breeze
1317light breeze
1417light breeze
1517light breeze
1617light breeze
1717light breeze
1817light breeze
1917light breeze
2018light breeze
2118light breeze
2218light breeze
2318light breeze
2418light breeze
2518light breeze
2618light breeze
2718light breeze
2818light breeze
2918light breeze
3018light breeze
3118light breeze

Sunrise & sunset in August

DaylightNight

Daylight runs from about 11 h 18 min at the start of August to 11 h 42 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over August. Sunrise moves from 6:16 AM to 5:59 AM, and sunset from 5:34 PM to 5:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.36:165:34
211.36:165:35
311.36:165:35
411.36:155:35
511.36:155:35
611.46:145:36
711.46:145:36
811.46:135:36
911.46:135:36
1011.46:125:37
1111.46:125:37
1211.46:115:37
1311.46:115:37
1411.46:105:37
1511.56:105:37
1611.56:095:38
1711.56:095:38
1811.56:085:38
1911.56:075:38
2011.56:075:38
2111.56:065:39
2211.66:055:39
2311.66:055:39
2411.66:045:39
2511.66:035:39
2611.66:035:39
2711.66:025:39
2811.66:015:39
2911.76:005:40
3011.76:005:40
3111.75:595:40

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 5.55 kWh/m².

For context, solar energy here swings from a low near 4.69 kWh/m² to a high of 7.12 kWh/m² in October across the year — August's 5.55 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.1Bright
25.1Bright
35.2Bright
45.2Bright
55.2Bright
65.3Bright
75.3Bright
85.3Bright
95.3Bright
105.4Bright
115.4Bright
125.4Bright
135.5Bright
145.5Bright
155.5Bright
165.6Bright
175.6Bright
185.6Bright
195.7Bright
205.7Bright
215.7Bright
225.8Bright
235.8Bright
245.8Bright
255.8Bright
265.9Bright
275.9Bright
285.9Bright
296.0Bright
306.0Bright
316.0Intense
Planning a trip in August

Hazard calendar for Boriziny

In seasonPeak

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

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

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

Is August a good time to visit Boriziny?

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

5.6
Sightseeing
3rd-best month of the year
8.6
Beach & pool
3rd-best month of the year

August is a reasonable time to visit Boriziny for sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Boriziny in August

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

In August, Boriziny sees daytime highs around 32°C and nights near 20°C. Pack light clothes. Worth having: sun protection.

light clothessun protection

UV index in Boriziny in August

LowModerateHighVery highExtreme

Clear-sky midday UV in August peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Boriziny peaks around February 10 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 8 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeFeb 10UV 15Jun 19UV 8
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar14Extreme
Apr11Extreme
May9Very high
Jun8Very high
Jul8Very high
Aug10Very high
Sep12Extreme
Oct13Extreme
Nov12Extreme
Dec14Extreme

Air quality in Boriziny 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 Boriziny is worst in November — around 21 µg/m³ PM2.5 (moderate), about 5.3× the cleanest month (July, 4 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateNov 1620 µg/m³Jul 154 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb6Good
Mar6Good
Apr5Good
May5Good
Jun4Good
Jul4Good
Aug5Good
Sep6Good
Oct12Good
Nov21Moderate
Dec12Good
Location & terrain

Where is Boriziny?

Boriziny sits at 15.6°S, 47.7°E, 22 m above sea level, in Madagascar. The nearest listed city is Mampikony, 60 km away.

BefandrianaMarovoayTsaratananaAmbato BoenyMahajangaMaromandia

Topography around Boriziny

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

Within 3 km, the terrain around Boriziny has only modest variations in elevation — a maximum elevation change of 69 m around an average of 22 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 306 m; within 80 km, large variations in elevation — a maximum elevation change of 1,122 m.

The land around Boriziny is covered by cropland (49%) and grassland (33%) within 3 km, grassland (53%) and trees (24%) within 16 km, and grassland (61%) and trees (25%) within 80 km.

3 km
69 m
16 km
306 m
80 km
1,122 m
treesshrubsgrasslandcroplandwatermangroves
August weather nearby: Mampikony 60 km · Antsohihy 82 km · Befandriana 99 km · Marovoay 126 km · Tsaratanana 139 km · Ambato Boeny 144 km · Mahajanga 146 km · Maromandia 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 Boriziny (-15.55°, 47.6667°, 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. 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).