Imerintsiatosika weather in January

In January, Imerintsiatosika sees average daytime highs of 26°C and overnight lows near 17°C, with 305 mm of rain across 21.9 wet days and about 13 hours of daylight. It is the 4th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 26°C through the month. The sky is clear or mostly clear about 8% of the time in January, and the air most often feels humid.

Daylight stretches from about 13 h 06 min at the start of January to 12 h 54 min by month's end. Set against the rest of the year, January is Imerintsiatosika's 12th-clearest and 10th-windiest month. For the whole year in context, see Imerintsiatosika's year-round climate.

Daytime high
26°
4th warmest
Overnight low
17°
12th coldest
Rainfall
305 mm
21.9 wet days
Daylight
13 hours
5:29 AM – 6:31 PM
Cloud cover
80%
12th clearest
Wind
10 km/h
10th windiest
Solar energy
5.56 kWh/m²
Travel score
4.7
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 26°C through the month.

A typical January day in Imerintsiatosika reaches about 26°C in the afternoon and slips back to 17°C overnight — a 9°C spread between the day's warmth and the night's chill. On most days the high lands between 23°C and 28°C. Set against its neighbours, January runs on par with December and on par with February.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12617
22617
32617
42617
52617
62617
72617
82617
92617
102617
112617
122617
132617
142617
152617
162617
172617
182617
192617
202617
212617
222617
232617
242617
252617
262617
272617
282617
292617
302617
312617

Imerintsiatosika weather by month

How January compares with the rest of the year at a glance. January is the 4th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan26° / 17°30521.9134.7
Feb26° / 17°27019.312.64.9
Mar26° / 17°14715.212.15.8
Apr25° / 15°387.511.67.4
May23° / 13°152.911.18.1
Jun21° / 10°40.810.98.1
Jul20° / 10°41117.9
Aug21° / 10°40.911.48.4
Sep24° / 11°71.711.98.7
Oct26° / 13°456.812.47.5
Nov27° / 15°11112.112.96.3
Dec26° / 17°2121813.15.3

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 8% of the time in January, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 11% of January, with mostly cloudy or overcast conditions the remaining 81%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
12377
22377
32278
42080
52080
62080
71981
81882
91882
101882
111882
121783
131882
141981
151981
161981
171882
181882
191882
201882
211783
221783
231882
241882
251882
261981
271981
282080
292080
302080
312179

Chance of precipitation in January

Any precipitation

Imerintsiatosika gets around 305 mm of rain over 21.9 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 70% and peaks near 73% on the wettest days.

0%20%40%60%80%151015202531
Rain chance (%)
167
267
368
468
568
668
768
868
968
1068
1168
1268
1369
1469
1569
1670
1770
1871
1971
2072
2172
2272
2373
2473
2573
2673
2773
2873
2973
3073
3173

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the humid band about 68% of days. Sticky, muggy-or-worse air turns up on roughly 9% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1228646
2227647
3226657
4226657
5226648
6225658
7125668
8125668
9125668
10124678
11124678
12124669
13124669
14123679
15123679
16122689
17121699
18220699
192196910
202196910
212187010
222177011
232177011
242167111
251167211
261167112
271167112
281167112
291167112
301167112
311167112

Wind in January

Winds average 10 km/h in January.

Across January, 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
210calm
310calm
410calm
510calm
610calm
710calm
810calm
910calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2110calm
2210calm
2310calm
2410calm
2510calm
2610calm
2710calm
2810calm
2910calm
3010calm
3110calm

Sunrise & sunset in January

DaylightNight

Daylight runs from about 13 h 06 min at the start of January to 12 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 12 minutes over January. Sunrise moves from 5:20 AM to 5:38 AM, and sunset from 6:28 PM to 6:30 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.15:206:28
213.15:216:28
313.15:216:28
413.15:226:29
513.15:226:29
613.15:236:29
713.15:246:29
813.15:246:30
913.15:256:30
1013.15:256:30
1113.15:266:30
1213.15:276:30
1313.15:276:31
1413.05:286:31
1513.05:296:31
1613.05:296:31
1713.05:306:31
1813.05:306:31
1913.05:316:31
2013.05:326:31
2113.05:326:31
2213.05:336:31
2313.05:336:31
2412.95:346:31
2512.95:356:31
2612.95:356:31
2712.95:366:31
2812.95:366:30
2912.95:376:30
3012.95:386:30
3112.95:386:30

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 5.56 kWh/m².

For context, solar energy here swings from a low near 4.11 kWh/m² to a high of 6.77 kWh/m² in November across the year — January's 5.56 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.7Bright
55.7Bright
65.7Bright
75.7Bright
85.7Bright
95.6Bright
105.6Bright
115.6Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.6Bright
255.5Bright
265.5Bright
275.5Bright
285.5Bright
295.5Bright
305.5Bright
315.5Bright
Planning a trip in January

Hazard calendar for Imerintsiatosika

In seasonPeak

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

Imerintsiatosika'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 January a good time to visit Imerintsiatosika?

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

4.7
Sightseeing
12th-best month of the year
4.5
Beach & pool
11th-best month of the year

January is a reasonable time to visit Imerintsiatosika for sightseeing.

What to pack for Imerintsiatosika in January

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

In January, Imerintsiatosika sees daytime highs around 26°C and nights near 17°C. Pack rain gear. Worth having: light clothes and sun protection. About 22 days see rain.

rain gearlight clothessun protection

UV index in Imerintsiatosika in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 16 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Imerintsiatosika peaks around February 10 at about 16 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 17 at about 7 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highVery highExtremeFeb 10UV 16Jun 17UV 7
UV index (midday)Level
Jan16Extreme
Feb16Extreme
Mar14Extreme
Apr11Extreme
May9Very high
Jun7High
Jul8Very high
Aug10Very high
Sep12Extreme
Oct13Extreme
Nov13Extreme
Dec15Extreme

Air quality in Imerintsiatosika 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 Imerintsiatosika is worst in October — around 24 µg/m³ PM2.5 (moderate), about 3.7× the cleanest month (January, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodOct 1723 µg/m³Jan 157 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb9Good
Mar11Good
Apr14Moderate
May21Moderate
Jun22Moderate
Jul21Moderate
Aug18Moderate
Sep15Moderate
Oct24Moderate
Nov17Moderate
Dec8Good
Location & terrain

Where is Imerintsiatosika?

Imerintsiatosika sits at 19.0°S, 47.3°E, 1,296 m above sea level, in Madagascar. The nearest listed city is Arivonimamo, 15 km away.

Topography around Imerintsiatosika

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

Within 3 km, the terrain around Imerintsiatosika has only modest variations in elevation — a maximum elevation change of 148 m around an average of 1,305 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 425 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,760 m.

The land around Imerintsiatosika is covered by cropland (55%) and grassland (34%) within 3 km, grassland (52%) and cropland (45%) within 16 km, and grassland (61%) and cropland (27%) within 80 km.

3 km
148 m
16 km
425 m
80 km
1,760 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwater
January weather nearby: Arivonimamo 15 km · Ambohidratrimo 22 km · Antananarivo 24 km · Ivato 27 km · Alarobia 44 km · Ambatolampy 46 km · Ambohitrolomahitsy 50 km · Manjakandriana 51 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 Imerintsiatosika (-18.9833°, 47.3167°, elevation 1,296 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).