Nosy Varika weather in August

In August, Nosy Varika sees average daytime highs of 23°C and overnight lows near 18°C, with 72 mm of rain across 13.8 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 23°C through the month. The sky is clear or mostly clear about 58% 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 Nosy Varika's 2nd-clearest and 10th-windiest month. For the whole year in context, see Nosy Varika's year-round climate.

Daytime high
23°
11th warmest
Overnight low
18°
2nd coldest
Rainfall
72 mm
13.8 wet days
Daylight
11 h 18 min
6:11 AM – 5:29 PM
Cloud cover
38%
2nd clearest
Wind
9 km/h
10th windiest
Solar energy
4.23 kWh/m²
Travel score
6.7
out of 10

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 Nosy Varika 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 22°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)
12318
22318
32318
42318
52318
62318
72318
82318
92318
102318
112318
122318
132318
142318
152318
162318
172418
182418
192418
202418
212418
222418
232418
242418
252418
262419
272419
282419
292419
302419
312419

How August really feels in Nosy Varika

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.

Nosy Varika 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
Jan29° / 24°31223.313.13.9
Feb29° / 24°28822.312.73.7
Mar28° / 24°28423.412.14.2
Apr27° / 23°16619.611.55.1
May25° / 21°18618.9115.7
Jun24° / 19°11717.410.86.0
Jul23° / 18°12018.310.95.8
Aug23° / 18°7213.811.36.7
Sep24° / 19°5510.611.97.2
Oct26° / 21°6610.712.56.9
Nov27° / 22°8111.2136.3
Dec28° / 24°15117.413.24.8

Cloud cover in August

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 58% of the time in August.

Beyond those clear spells, partly cloudy skies cover about 23% of August, with mostly cloudy or overcast conditions the remaining 19%. Skies tend to open up as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
17624
27723
37723
47723
57723
67921
77921
87921
97921
108020
118119
128119
138119
148020
158119
168119
178119
188218
198218
208218
218218
228317
238218
248218
258218
268218
278317
288416
298416
308416
318416

Chance of precipitation in August

Any precipitation

Nosy Varika gets around 72 mm of rain over 13.8 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 45% and peaks near 53% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%151015202531
Rain chance (%)
153
253
352
451
550
649
748
847
946
1046
1145
1244
1343
1443
1542
1642
1741
1841
1941
2041
2141
2241
2342
2442
2542
2642
2743
2843
2943
3043
3144

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 69% of days. Sticky, muggy-or-worse air turns up on roughly 21% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
10136720
20136720
30136819
40126919
50127018
60127018
71127017
81127017
91117117
101117117
111107217
12197317
13197218
14187219
15187219
16187120
17187120
18177121
19177121
20177022
21177022
22086923
23086923
24086824
25086824
26086725
27086725
28086626
29086626
30086527
31096427

Wind in August

Winds average 9 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
129calm
139calm
149calm
159calm
169calm
179calm
189calm
199calm
209calm
219calm
229calm
239calm
249calm
259calm
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 6:20 AM to 5:59 AM, and sunset from 5:24 PM to 5:33 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.16:205:24
211.16:205:24
311.16:195:24
411.16:195:25
511.16:185:25
611.16:185:25
711.16:175:26
811.26:175:26
911.26:165:26
1011.26:155:27
1111.26:155:27
1211.26:145:27
1311.26:135:28
1411.36:135:28
1511.36:125:28
1611.36:115:29
1711.36:105:29
1811.36:105:29
1911.36:095:30
2011.46:085:30
2111.46:075:30
2211.46:075:31
2311.46:065:31
2411.46:055:31
2511.56:045:31
2611.56:035:32
2711.56:025:32
2811.56:025:32
2911.56:015:32
3011.56:005:33
3111.65:595:33

Solar energy in August

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in August, about 4.23 kWh/m².

For context, solar energy here swings from a low near 3.3 kWh/m² to a high of 6.28 kWh/m² in November across the year — August's 4.23 kWh/m² falls in the middle.

024151015202531
Solar energy (kWh/m²)Level
13.7Moderate
23.8Moderate
33.8Moderate
43.9Moderate
53.9Moderate
63.9Moderate
74.0Moderate
84.0Bright
94.0Bright
104.1Bright
114.1Bright
124.1Bright
134.2Bright
144.2Bright
154.2Bright
164.3Bright
174.3Bright
184.3Bright
194.3Bright
204.4Bright
214.4Bright
224.4Bright
234.4Bright
244.5Bright
254.5Bright
264.5Bright
274.5Bright
284.6Bright
294.6Bright
304.6Bright
314.6Bright
Planning a trip in August

Hazard calendar for Nosy Varika

In seasonPeak

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

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

Nosy Varika's rainy season runs December–May, 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 Nosy Varika?

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

6.7
Sightseeing
3rd-best month of the year
5.4
Beach & pool
5th-best month of the year

August is a reasonable time to visit Nosy Varika for sightseeing.

What to pack for Nosy Varika in August

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

In August, Nosy Varika sees daytime highs around 23°C and nights near 18°C. Worth packing: light clothes and rain gear. About 14 days see rain.

light clothesrain gear

Sea temperature near Nosy Varika in August

The nearest coast averages about 24°C in August — 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 29°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
Jan28Tropical
Feb29Tropical
Mar28Tropical
Apr28Warm
May27Warm
Jun26Warm
Jul25Warm
Aug24Warm
Sep24Warm
Oct25Warm
Nov26Warm
Dec27Warm

UV index in Nosy Varika 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 Nosy Varika peaks around February 13 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 18 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 13UV 16Jun 18UV 6
UV index (midday)Level
Jan14Extreme
Feb16Extreme
Mar13Extreme
Apr10Very high
May8Very high
Jun6High
Jul7High
Aug8Very high
Sep10Extreme
Oct11Extreme
Nov12Extreme
Dec14Extreme

Air quality in Nosy Varika 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 Nosy Varika is worst in October — around 24 µg/m³ PM2.5 (moderate), about 4.1× the cleanest month (March, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodOct 2023 µg/m³Mar 116 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb6Good
Mar6Good
Apr6Good
May8Good
Jun8Good
Jul7Good
Aug8Good
Sep8Good
Oct24Moderate
Nov18Moderate
Dec8Good
Location & terrain

Where is Nosy Varika?

Nosy Varika sits at 20.6°S, 48.5°E, 8 m above sea level, in Madagascar. The nearest listed city is Sahavato, 21 km away.

IfanadianaFandrianaAmbositraVatomandry

Topography around Nosy Varika

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

Within 3 km, the terrain around Nosy Varika has only modest variations in elevation — a maximum elevation change of 14 m around an average of 3 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 166 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,337 m.

The land around Nosy Varika is covered by water (38%), grassland (24%) and trees (20%) within 3 km, water (49%) and trees (25%) within 16 km, and water (33%), trees (28%) and grassland (25%) within 80 km.

3 km
14 m
16 km
166 m
80 km
1,337 m
treesshrubsgrasslandcroplandbare terrainwaterwetland
August weather nearby: Sahavato 21 km · Marolambo 74 km · Mananjary 75 km · Mahanoro 81 km · Ifanadiana 123 km · Fandriana 126 km · Ambositra 134 km · Vatomandry 147 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 Nosy Varika (-20.5833°, 48.5333°, elevation 8 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).