Ambalavao weather in December

In December, Ambalavao sees average daytime highs of 26°C and overnight lows near 17°C, with 190 mm of rain across 20.3 wet days and about 13.3 hours of daylight. It is the 1st-warmest and 3rd-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 13% of the time in December, and the air most often feels humid.

Daylight stretches from about 13 h 12 min at the start of December to 13 h 18 min by month's end. Set against the rest of the year, December is Ambalavao's 10th-clearest and 12th-windiest month. For the whole year in context, see Ambalavao's year-round climate.

Daytime high
26°
1st warmest
Overnight low
17°
10th coldest
Rainfall
190 mm
20.3 wet days
Daylight
13 h 18 min
5:09 AM – 6:28 PM
Cloud cover
69%
10th clearest
Wind
8 km/h
12th windiest
Solar energy
6.26 kWh/m²
Travel score
5.0
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

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

A typical December day in Ambalavao 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, December runs on par with November and on par with January.

10°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
272618
282618
292618
302618
312618

Ambalavao weather by month

How December compares with the rest of the year at a glance. December is the 1st-warmest and 3rd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 18°27124.213.24.5
Feb25° / 18°21420.912.84.6
Mar25° / 17°14719.212.25.4
Apr24° / 16°5312.111.56.7
May22° / 13°266.8117.3
Jun20° / 11°185.210.77.2
Jul19° / 10°246.610.86.8
Aug20° / 10°123.911.37.5
Sep23° / 12°144.511.97.9
Oct25° / 14°459.112.57.4
Nov26° / 16°9214.5136.0
Dec26° / 17°19020.313.35.0

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 13% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 19% of December, with mostly cloudy or overcast conditions the remaining 68%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13664
23664
33565
43565
53565
63565
73466
83466
93367
103367
113268
123169
133169
143169
153169
163169
173169
183268
193268
203268
213268
223367
233268
243169
253169
263070
273070
283070
292872
302872
312674

Chance of precipitation in December

Any precipitation

Ambalavao gets around 190 mm of rain over 20.3 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 66% and peaks near 73% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
159
260
360
461
561
662
762
863
963
1064
1164
1265
1365
1466
1566
1666
1767
1867
1967
2067
2167
2268
2368
2469
2569
2670
2770
2871
2972
3072
3173

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the humid band about 66% of days. Sticky, muggy-or-worse air turns up on roughly 17% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1227647
2226648
3225649
4224659
52236510
62226511
72226412
81216612
91206613
101206514
111196515
121186615
131176616
141176517
151166617
161156618
171156618
181146619
191146619
201136719
211126819
221126720
231116820
241116721
251106821
261106722
27196822
28096823
29086923
30086824
31086824

Wind in December

Winds average 8 km/h in December, the calmest month.

Across December, daily wind ranges from about 8 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
18calm
28calm
38calm
48calm
58calm
68calm
78calm
88calm
98calm
108calm
118calm
128calm
138calm
148calm
158calm
168calm
178calm
188calm
198calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 13 h 12 min at the start of December to 13 h 18 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 6 minutes over December. Sunrise moves from 5:05 AM to 5:16 AM, and sunset from 6:19 PM to 6:35 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.25:056:19
213.25:056:20
313.35:056:20
413.35:056:21
513.35:056:22
613.35:066:22
713.35:066:23
813.35:066:24
913.35:066:24
1013.35:076:25
1113.35:076:25
1213.35:076:26
1313.35:086:27
1413.35:086:27
1513.35:086:28
1613.35:096:28
1713.35:096:29
1813.35:096:29
1913.35:106:30
2013.35:106:30
2113.35:116:31
2213.35:116:31
2313.35:126:32
2413.35:126:32
2513.35:136:33
2613.35:136:33
2713.35:146:33
2813.35:146:34
2913.35:156:34
3013.35:156:35
3113.35:166:35

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.26 kWh/m².

For context, solar energy here swings from a low near 3.72 kWh/m² to a high of 6.57 kWh/m² in November across the year — December's 6.26 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.4Intense
26.4Intense
36.4Intense
46.4Intense
56.4Intense
66.4Intense
76.4Intense
86.4Intense
96.3Intense
106.3Intense
116.3Intense
126.3Intense
136.3Intense
146.3Intense
156.3Intense
166.2Intense
176.2Intense
186.2Intense
196.2Intense
206.2Intense
216.2Intense
226.1Intense
236.1Intense
246.1Intense
256.1Intense
266.0Intense
276.0Intense
286.0Bright
295.9Bright
305.9Bright
315.9Bright
Planning a trip in December

Hazard calendar for Ambalavao

In seasonPeak

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

Ambalavao'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 December a good time to visit Ambalavao?

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

5.0
Sightseeing
10th-best month of the year
4.8
Beach & pool
7th-best month of the year

December is a reasonable time to visit Ambalavao for sightseeing.

What to pack for Ambalavao in December

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

In December, Ambalavao sees daytime highs around 26°C and nights near 17°C. Pack rain gear and sun protection. Worth having: light clothes. About 20 days see rain.

rain gearsun protectionlight clothes

UV index in Ambalavao in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December 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 Ambalavao peaks around February 12 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 12UV 16Jun 18UV 6
UV index (midday)Level
Jan15Extreme
Feb16Extreme
Mar13Extreme
Apr10Extreme
May7Very high
Jun6High
Jul7High
Aug8Very high
Sep9Very high
Oct12Extreme
Nov13Extreme
Dec15Extreme

Air quality in Ambalavao 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 Ambalavao is worst in October — around 22 µg/m³ PM2.5 (moderate), about 3.7× the cleanest month (February, 6 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodOct 1721 µg/m³Feb 116 µg/m³
PM2.5 (µg/m³)Level
Jan6Good
Feb6Good
Mar7Good
Apr10Good
May15Moderate
Jun15Moderate
Jul15Moderate
Aug15Moderate
Sep14Moderate
Oct22Moderate
Nov16Moderate
Dec10Good
Location & terrain

Where is Ambalavao?

Ambalavao sits at 21.8°S, 46.9°E, 1,009 m above sea level, in Madagascar. The nearest listed city is Fianarantsoa, 45 km away.

IkalamavonyIfanadianaAmboanjoIhosyVohipeno

Topography around Ambalavao

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

Within 3 km, the terrain around Ambalavao has only modest variations in elevation — a maximum elevation change of 140 m around an average of 969 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,185 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,594 m.

The land around Ambalavao is covered by grassland (57%) and cropland (35%) within 3 km, grassland (75%) and cropland (23%) within 16 km, and grassland (69%) within 80 km.

3 km
140 m
16 km
1,185 m
80 km
2,594 m
treesshrubsgrasslandcroplandartificial surfaces
December weather nearby: Fianarantsoa 45 km · Ikongo 52 km · Ivohibe 72 km · Ikalamavony 84 km · Ifanadiana 94 km · Amboanjo 96 km · Ihosy 105 km · Vohipeno 109 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 Ambalavao (-21.8333°, 46.9333°, elevation 1,009 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).