Antsalova weather in January

In January, Antsalova sees average daytime highs of 31°C and overnight lows near 24°C, with 338 mm of rain across 28.1 wet days and about 13 hours of daylight. It is the 7th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 10% of the time in January, and the air most often feels miserable.

Daylight stretches from about 13 h 06 min at the start of January to 12 h 48 min by month's end. Set against the rest of the year, January is Antsalova's 12th-clearest and 1st-windiest month. For the whole year in context, see Antsalova's year-round climate.

Daytime high
31°
7th warmest
Overnight low
24°
12th coldest
Rainfall
338 mm
28.1 wet days
Daylight
13 hours
5:41 AM – 6:41 PM
Cloud cover
77%
12th clearest
Wind
7 km/h
1st windiest
Solar energy
5.59 kWh/m²
Travel score
2.5
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical January day in Antsalova reaches about 31°C in the afternoon and slips back to 24°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 33°C. Set against its neighbours, January runs about 1°C cooler than December and on par with February.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13224
23124
33124
43124
53124
63124
73124
83124
93124
103124
113124
123124
133124
143124
153124
163124
173124
183124
193124
203124
213124
223124
233124
243124
253124
263124
273124
283124
293124
303124
313124

How January really feels in Antsalova

Once humidity and wind are folded in, January averages 31 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
31
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

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

Antsalova weather by month

How January compares with the rest of the year at a glance. January is the 7th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 24°33828.1132.5
Feb31° / 24°29924.812.62.6
Mar32° / 24°18023.412.13.0
Apr32° / 23°511011.64.6
May30° / 20°71.511.16.3
Jun29° / 18°20.410.97.2
Jul29° / 17°10.4117.4
Aug30° / 18°20.611.46.9
Sep31° / 20°51.111.95.7
Oct32° / 22°327.312.44.4
Nov33° / 23°951612.93.2
Dec32° / 24°21125.413.12.6

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 10% of the time in January, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 15% of January, with mostly cloudy or overcast conditions the remaining 75%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13070
22971
32773
42773
52773
62674
72674
82674
92674
102575
112575
122575
132476
142476
152476
162476
172377
182377
192377
202377
212377
222377
232278
242377
252377
262377
272377
282575
292674
302674
312674

Chance of precipitation in January

Any precipitation

Antsalova gets around 338 mm of rain over 28.1 wet days in January, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 91% and peaks near 92% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
190
290
390
490
590
690
790
890
990
1090
1190
1291
1391
1491
1591
1691
1792
1892
1992
2092
2192
2292
2392
2492
2591
2691
2791
2891
2990
3090
3190

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the miserable band about 60% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
124355
224355
314356
414455
514455
614554
704555
804654
904654
1004654
1104753
1204654
1304654
1404555
1504555
1604456
1704258
1804159
1904060
2003961
2103763
2203664
2303565
2413366
2513267
2613168
2713168
2813069
2912970
3012970
3112970

Wind in January

Winds average 7 km/h in January, the windiest month of the year.

Across January, daily wind ranges from about 7 km/h on the calmest days to 7 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
17calm
27calm
37calm
47calm
57calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
207calm
217calm
227calm
237calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 13 h 06 min at the start of January to 12 h 48 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 18 minutes over January. Sunrise moves from 5:32 AM to 5:50 AM, and sunset from 6:38 PM to 6:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.15:326:38
213.15:326:38
313.15:336:38
413.15:336:39
513.15:346:39
613.15:346:39
713.15:356:40
813.15:366:40
913.15:366:40
1013.15:376:40
1113.05:376:40
1213.05:386:41
1313.05:396:41
1413.05:396:41
1513.05:406:41
1613.05:416:41
1713.05:416:41
1813.05:426:41
1913.05:426:41
2013.05:436:41
2113.05:446:41
2213.05:446:41
2312.95:456:41
2412.95:456:41
2512.95:466:41
2612.95:476:41
2712.95:476:41
2812.95:486:41
2912.95:486:41
3012.95:496:40
3112.85:506:40

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.59 kWh/m².

For context, solar energy here swings from a low near 4.53 kWh/m² to a high of 6.93 kWh/m² in November across the year — January's 5.59 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.9Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.7Bright
75.7Bright
85.7Bright
95.7Bright
105.7Bright
115.7Bright
125.7Bright
135.7Bright
145.7Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.6Bright
255.6Bright
265.6Bright
275.6Bright
285.5Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in January

Hazard calendar for Antsalova

In seasonPeak

In January, Antsalova sits inside its cyclone and monsoon season. The full year is below, with each hazard's peak months called out.

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

Antsalova'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 January a good time to visit Antsalova?

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

2.5
Sightseeing
12th-best month of the year
3.8
Beach & pool
12th-best month of the year

January is a weaker month for outdoor sightseeing in Antsalova.

What to pack for Antsalova in January

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

In January, Antsalova sees daytime highs around 31°C and nights near 24°C. Pack light clothes and rain gear. Worth having: sun protection. About 28 days see rain.

light clothesrain gearsun protection

Sea temperature near Antsalova in January

The nearest coast averages about 30°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 52 km away) is warmest in March at about 30°C and coldest in July near 25°C.

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

24°26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan30Tropical
Feb30Tropical
Mar30Tropical
Apr29Tropical
May28Warm
Jun26Warm
Jul25Warm
Aug25Warm
Sep26Warm
Oct27Warm
Nov29Tropical
Dec30Tropical

UV index in Antsalova in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 15 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Antsalova peaks around February 10 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 17 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 10UV 15Jun 17UV 6
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar13Extreme
Apr11Extreme
May8Very high
Jun6High
Jul7Very high
Aug9Very high
Sep10Extreme
Oct12Extreme
Nov12Extreme
Dec13Extreme

Air quality in Antsalova in January

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Antsalova is worst in August — around 17 µg/m³ PM2.5 (moderate), about 3.5× the cleanest month (March, 5 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodAug 2017 µg/m³Mar 245 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb6Good
Mar5Good
Apr5Good
May10Good
Jun11Good
Jul14Moderate
Aug17Moderate
Sep16Moderate
Oct17Moderate
Nov11Good
Dec6Good
Location & terrain

Where is Antsalova?

Antsalova sits at 18.7°S, 44.6°E, 86 m above sea level, in Madagascar. The nearest listed city is Maintirano, 91 km away.

MaintiranoBelo sur TsiribihinaMiandrivazoTsiroanomandidyMorondavaFenoarivo BeSoavinandrianaMiandrarivo

Topography around Antsalova

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

Within 3 km, the terrain around Antsalova has only modest variations in elevation — a maximum elevation change of 159 m around an average of 118 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 379 m; within 80 km, large variations in elevation — a maximum elevation change of 983 m.

The land around Antsalova is covered by grassland (75%) and trees (24%) within 3 km, grassland (63%) and trees (36%) within 16 km, and grassland (60%) and trees (21%) within 80 km.

3 km
159 m
16 km
379 m
80 km
983 m
treesshrubsgrasslandartificial surfaceswatermangroves
January weather nearby: Maintirano 91 km · Belo sur Tsiribihina 115 km · Miandrivazo 130 km · Tsiroanomandidy 151 km · Morondava 183 km · Fenoarivo Be 207 km · Soavinandriana 229 km · Miandrarivo 240 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 Antsalova (-18.6667°, 44.6167°, elevation 86 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).