Betafo weather in December

In December, Betafo sees average daytime highs of 25°C and overnight lows near 16°C, with 304 mm of rain across 23.8 wet days and about 13.2 hours of daylight. It is the 3rd-warmest and 3rd-wettest month of the year here.

Day-to-day highs hold fairly steady near 25°C through the month. The sky is clear or mostly clear about 11% of the time in December, and the air most often feels humid.

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

Daytime high
25°
3rd warmest
Overnight low
16°
10th coldest
Rainfall
304 mm
23.8 wet days
Daylight
13 h 12 min
5:13 AM – 6:25 PM
Cloud cover
71%
10th clearest
Wind
6 km/h
12th windiest
Solar energy
6.42 kWh/m²
Travel score
4.6
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 25°C through the month.

A typical December day in Betafo reaches about 25°C in the afternoon and slips back to 16°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 27°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)
12516
22516
32516
42516
52516
62516
72516
82516
92516
102516
112516
122516
132516
142516
152516
162516
172516
182516
192516
202516
212516
222516
232516
242516
252516
262516
272516
282516
292516
302516
312516

Betafo weather by month

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

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan25° / 16°40926.513.14.2
Feb25° / 16°34322.312.74.5
Mar25° / 16°21518.812.15.4
Apr25° / 14°6410.811.67.1
May23° / 12°162.811.18.3
Jun21° / 40.910.88.5
Jul21° / 41.110.98.5
Aug23° / 30.911.38.9
Sep25° / 11°61.611.98.8
Oct26° / 13°639.112.57.2
Nov26° / 15°16416.312.95.8
Dec25° / 16°30423.813.24.6

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 18% of December, with mostly cloudy or overcast conditions the remaining 71%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
14159
24060
33862
43862
53763
63565
73565
83367
93268
103169
113070
123070
132971
142773
152773
162773
172674
182773
192773
202674
212674
222674
232575
242575
252575
262476
272476
282476
292377
302278
312179

Chance of precipitation in December

Any precipitation

Betafo gets around 304 mm of rain over 23.8 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 77% and peaks near 82% on the wettest days. The odds climb toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
169
270
371
471
572
673
774
874
975
1076
1177
1277
1378
1478
1579
1679
1779
1879
1979
2079
2179
2279
2379
2479
2580
2680
2780
2880
2981
3081
3182

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 63% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
1943480
2842490
3841501
4740521
5739531
6738541
7737551
8635581
9634591
10632611
11631621
12530632
13528652
14528652
15527662
16527662
17426682
18427672
19427663
20427663
21327673
22327673
23327673
24327673
25327673
26227683
27227683
28227683
29226693
30226693
31125713

Wind in December

Winds average 6 km/h in December, the calmest month.

Across December, daily wind ranges from about 6 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
16calm
26calm
36calm
46calm
56calm
66calm
76calm
86calm
96calm
106calm
116calm
126calm
136calm
146calm
156calm
166calm
176calm
186calm
196calm
206calm
216calm
226calm
236calm
247calm
257calm
267calm
277calm
287calm
297calm
307calm
317calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 13 h 06 min at the start of December to 13 h 12 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 5:09 AM to 5:20 AM, and sunset from 6:16 PM to 6:31 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.15:096:16
213.15:096:16
313.15:096:17
413.15:096:18
513.15:106:18
613.15:106:19
713.25:106:19
813.25:106:20
913.25:116:21
1013.25:116:21
1113.25:116:22
1213.25:126:22
1313.25:126:23
1413.25:126:23
1513.25:136:24
1613.25:136:25
1713.25:136:25
1813.25:146:26
1913.25:146:26
2013.25:156:27
2113.25:156:27
2213.25:166:28
2313.25:166:28
2413.25:176:28
2513.25:176:29
2613.25:186:29
2713.25:186:30
2813.25:196:30
2913.25:196:31
3013.25:206:31
3113.25:206:31

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 6.42 kWh/m².

For context, solar energy here swings from a low near 4.49 kWh/m² to a high of 6.89 kWh/m² in November across the year — December's 6.42 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
16.7Intense
26.7Intense
36.7Intense
46.7Intense
56.7Intense
66.6Intense
76.6Intense
86.6Intense
96.6Intense
106.5Intense
116.5Intense
126.5Intense
136.5Intense
146.5Intense
156.4Intense
166.4Intense
176.4Intense
186.3Intense
196.3Intense
206.3Intense
216.3Intense
226.3Intense
236.2Intense
246.2Intense
256.2Intense
266.1Intense
276.1Intense
286.0Intense
296.0Intense
306.0Bright
315.9Bright
Planning a trip in December

Hazard calendar for Betafo

In seasonPeak

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

Betafo'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 Betafo?

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

4.6
Sightseeing
10th-best month of the year
4.2
Beach & pool
10th-best month of the year

December is a reasonable time to visit Betafo for sightseeing.

What to pack for Betafo in December

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

In December, Betafo sees daytime highs around 25°C and nights near 16°C. Pack rain gear and sun protection. Worth having: light clothes. About 24 days see rain.

rain gearsun protectionlight clothes

UV index in Betafo 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 Betafo peaks around February 12 at about 17 (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 12UV 17Jun 17UV 7
UV index (midday)Level
Jan16Extreme
Feb17Extreme
Mar14Extreme
Apr11Extreme
May8Very high
Jun7High
Jul8Very high
Aug9Very high
Sep11Extreme
Oct13Extreme
Nov14Extreme
Dec15Extreme

Air quality in Betafo 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 Betafo is worst in August — around 23 µg/m³ PM2.5 (moderate), about 4.3× the cleanest month (January, 5 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodAug 1123 µg/m³Jan 156 µg/m³
PM2.5 (µg/m³)Level
Jan5Good
Feb8Good
Mar10Good
Apr14Moderate
May23Moderate
Jun23Moderate
Jul23Moderate
Aug23Moderate
Sep19Moderate
Oct21Moderate
Nov13Moderate
Dec7Good
Location & terrain

Where is Betafo?

Betafo sits at 19.8°S, 46.9°E, 1,371 m above sea level, in Madagascar. The nearest listed city is Antsirabe, 20 km away.

Topography around Betafo

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

Within 3 km, the terrain around Betafo has significant variations in elevation — a maximum elevation change of 391 m around an average of 1,426 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,011 m; within 80 km, very significant variations in elevation — a maximum elevation change of 2,103 m.

The land around Betafo is covered by cropland (65%) and grassland (24%) within 3 km, cropland (51%) and grassland (47%) within 16 km, and grassland (68%) and cropland (29%) within 80 km.

3 km
391 m
16 km
1,011 m
80 km
2,103 m
treesshrubsgrasslandcroplandartificial surfaces
December weather nearby: Antsirabe 20 km · Soanindrariny 41 km · Miandrarivo 46 km · Faratsiho 49 km · Antanifotsy 53 km · Fandriana 71 km · Soavinandriana 75 km · Ambatolampy 78 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 Betafo (-19.8333°, 46.85°, elevation 1,371 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).