Maroantsetra weather in December

In December, Maroantsetra sees average daytime highs of 28°C and overnight lows near 23°C, with 226 mm of rain across 26.5 wet days and about 12.9 hours of daylight. It is the 3rd-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 17% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 12 h 54 min at the start of December to 12 h 54 min by month's end. Set against the rest of the year, December is Maroantsetra's 9th-clearest and 11th-windiest month. For the whole year in context, see Maroantsetra's year-round climate.

Daytime high
28°
3rd warmest
Overnight low
23°
9th coldest
Rainfall
226 mm
26.5 wet days
Daylight
12 h 54 min
5:10 AM – 6:05 PM
Cloud cover
68%
9th clearest
Wind
7 km/h
11th windiest
Solar energy
5.62 kWh/m²
Travel score
4.0
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical December day in Maroantsetra reaches about 28°C in the afternoon and slips back to 23°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 30°C. Set against its neighbours, December runs about 1°C warmer than November and on par with January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12722
22722
32722
42723
52723
62723
72723
82723
92723
102723
112823
122823
132823
142823
152823
162823
172823
182823
192823
202823
212823
222823
232823
242823
252823
262823
272823
282823
292823
302823
312823

Maroantsetra weather by month

How December compares with the rest of the year at a glance. December is the 3rd-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 24°34227.512.83.4
Feb28° / 24°3542512.53.4
Mar28° / 23°38728.312.13.7
Apr26° / 23°29327.411.73.9
May25° / 21°23025.411.34.5
Jun23° / 20°27727.611.14.1
Jul22° / 19°31628.911.23.9
Aug22° / 19°2502811.54.0
Sep23° / 19°17825.711.94.4
Oct25° / 20°14324.312.44.8
Nov26° / 22°14022.212.74.8
Dec28° / 23°22626.512.94.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 17% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 21% of December, with mostly cloudy or overcast conditions the remaining 63%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15050
24951
34951
44852
54852
64753
74753
84654
94654
104456
114456
124357
134258
144159
154060
163961
173763
183664
193664
203466
213466
223268
233169
242971
252872
262773
272575
282476
292476
302377
312278

Chance of precipitation in December

Any precipitation

Maroantsetra gets around 226 mm of rain over 26.5 wet days in December. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 85% and peaks near 90% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%100%151015202531
Rain chance (%)
180
280
380
480
580
680
781
881
981
1082
1182
1282
1383
1484
1584
1685
1786
1887
1988
2088
2189
2289
2389
2490
2590
2690
2790
2890
2990
3090
3190

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the oppressive band about 80% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)
113861
213663
313564
413465
513366
613168
703070
802971
902872
1002674
1102575
1202377
1302278
1402080
1501981
1601783
1701684
1801585
1901486
2001387
2101288
2201189
2301090
240991
250892
260892
270793
280793
290694
300694
310694

Wind in December

Winds average 7 km/h in December.

Across December, 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 December

DaylightNight

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

Days grow by about 0 minutes over December. Sunrise moves from 5:05 AM to 5:17 AM, and sunset from 5:56 PM to 6:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.95:055:56
212.95:055:57
312.95:065:57
412.95:065:58
512.95:065:59
612.95:065:59
712.95:076:00
812.95:076:00
912.95:076:01
1012.95:086:01
1112.95:086:02
1212.95:086:02
1312.95:096:03
1412.95:096:03
1512.95:096:04
1612.95:106:05
1712.95:106:05
1812.95:116:06
1912.95:116:06
2012.95:126:07
2112.95:126:07
2212.95:136:08
2312.95:136:08
2412.95:136:08
2512.95:146:09
2612.95:146:09
2712.95:156:10
2812.95:156:10
2912.95:166:11
3012.95:176:11
3112.95:176:11

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.62 kWh/m².

For context, solar energy here swings from a low near 3.24 kWh/m² to a high of 5.76 kWh/m² in November across the year — December's 5.62 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
15.8Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.8Bright
75.8Bright
85.8Bright
95.8Bright
105.8Bright
115.7Bright
125.7Bright
135.7Bright
145.7Bright
155.7Bright
165.7Bright
175.6Bright
185.6Bright
195.6Bright
205.5Bright
215.5Bright
225.5Bright
235.5Bright
245.4Bright
255.4Bright
265.4Bright
275.3Bright
285.3Bright
295.3Bright
305.3Bright
315.3Bright
Planning a trip in December

Hazard calendar for Maroantsetra

In seasonPeak

In December, Maroantsetra sits inside its cyclone season. The full year is below, with each hazard's peak months called out.

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

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

Is December a good time to visit Maroantsetra?

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

4.0
Sightseeing
6th-best month of the year
4.2
Beach & pool
2nd-best month of the year

December is a reasonable time to visit Maroantsetra for sightseeing.

What to pack for Maroantsetra in December

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

In December, Maroantsetra sees daytime highs around 28°C and nights near 23°C. Pack light clothes and rain gear. Worth having: sun protection. About 27 days see rain.

light clothesrain gearsun protection

Sea temperature near Maroantsetra in December

The nearest coast averages about 28°C in December — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 26 km away) 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
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr28Tropical
May27Warm
Jun25Warm
Jul24Warm
Aug24Refreshing
Sep24Warm
Oct26Warm
Nov27Warm
Dec28Tropical

UV index in Maroantsetra in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 14 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Maroantsetra peaks around January 24 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 20 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 highExtremeJan 24UV 15Jun 20UV 8
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar14Extreme
Apr11Extreme
May9Very high
Jun8Very high
Jul8Very high
Aug10Extreme
Sep12Extreme
Oct13Extreme
Nov13Extreme
Dec14Extreme

Air quality in Maroantsetra in December

GoodModeratePoorUnhealthyVery unhealthy

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

Air quality in Maroantsetra is worst in November — around 26 µg/m³ PM2.5 (moderate), about 6.4× the cleanest month (August, 4 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateNov 1825 µg/m³Aug 184 µg/m³
PM2.5 (µg/m³)Level
Jan7Good
Feb5Good
Mar5Good
Apr5Good
May5Good
Jun5Good
Jul5Good
Aug4Good
Sep4Good
Oct7Good
Nov26Moderate
Dec16Moderate
Location & terrain

Where is Maroantsetra?

Maroantsetra sits at 15.4°S, 49.7°E, 10 m above sea level, in Madagascar. The nearest listed city is Mananara, 82 km away.

AndapaAmpahanaBefandrianaSambavaBealananaSoanierana Ivongo

Topography around Maroantsetra

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

Within 3 km, the terrain around Maroantsetra has only modest variations in elevation — a maximum elevation change of 13 m around an average of 3 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 518 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,494 m.

The land around Maroantsetra is covered by water (31%) and trees (20%) within 3 km, water (40%) and trees (28%) within 16 km, and trees (66%) within 80 km.

3 km
13 m
16 km
518 m
80 km
1,494 m
treesshrubsgrasslandcroplandartificial surfaceswater
December weather nearby: Mananara 82 km · Antalaha 83 km · Andapa 88 km · Ampahana 92 km · Befandriana 130 km · Sambava 138 km · Bealanana 145 km · Soanierana Ivongo 166 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 Maroantsetra (-15.4353°, 49.7379°, elevation 10 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).