Makassar weather in December

In December, Makassar sees average daytime highs of 29°C and overnight lows near 24°C, with 433 mm of rain across 29.8 wet days and about 12.3 hours of daylight. It is the 10th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°C through the month. The sky is clear or mostly clear about 1% of the time in December, and the air most often feels miserable.

Daylight stretches from about 12 h 18 min at the start of December to 12 h 18 min by month's end. Set against the rest of the year, December is Makassar's 11th-clearest and 3rd-windiest month. For the whole year in context, see Makassar's year-round climate.

Daytime high
29°
10th warmest
Overnight low
24°
11th coldest
Rainfall
433 mm
29.8 wet days
Daylight
12 h 18 min
5:50 AM – 6:07 PM
Cloud cover
92%
11th clearest
Wind
7 km/h
3rd windiest
Solar energy
3.94 kWh/m²
Travel score
2.9
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 29°C through the month.

A typical December day in Makassar reaches about 29°C in the afternoon and slips back to 24°C overnight — a 4°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 31°C. Set against its neighbours, December runs about 1°C cooler than November and on par with January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12925
22925
32925
42925
52925
62925
72924
82924
92924
102924
112924
122924
132924
142924
152924
162924
172924
182924
192924
202924
212924
222924
232924
242924
252924
262924
272924
282924
292924
302824
312824

How December really feels in Makassar

Once humidity and wind are folded in, December 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 December is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Makassar weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 24°44729.712.33.0
Feb29° / 24°34726.212.23.0
Mar29° / 24°28527.9123.0
Apr30° / 24°29228.111.92.8
May31° / 24°23123.911.83.2
Jun30° / 24°17319.811.73.7
Jul30° / 23°11713.911.74.4
Aug31° / 23°568.511.84.6
Sep32° / 23°649.3124.2
Oct31° / 24°16319.212.13.4
Nov30° / 25°25528.112.22.8
Dec29° / 24°43329.812.32.9

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 3% of December, with mostly cloudy or overcast conditions the remaining 96%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1892
2892
3793
4694
5694
6694
7595
8595
9595
10595
11397
12397
13397
14397
15397
16397
17397
18397
19397
20298
21298
22298
23298
24298
25298
26298
27397
28397
29397
30397
31397

Chance of precipitation in December

Any precipitation

Makassar gets around 433 mm of rain over 29.8 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 96% and peaks near 97% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
196
296
396
496
596
696
796
896
996
1096
1196
1296
1396
1496
1596
1696
1796
1896
1996
2096
2197
2297
2397
2497
2597
2697
2797
2897
2997
3097
3197

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the miserable band about 57% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
13169
23169
33268
43367
53466
63565
73664
83763
93862
103862
113961
124060
134159
144258
154357
164357
174456
184555
194654
204753
214753
224852
234951
245050
255149
265248
275248
285347
295446
305446
315545

Wind in December

Winds average 7 km/h in December.

Across December, daily wind ranges from about 6 km/h on the calmest days to 8 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
16calm
26calm
36calm
46calm
56calm
67calm
77calm
87calm
97calm
107calm
117calm
127calm
137calm
147calm
157calm
167calm
177calm
187calm
197calm
208calm
218calm
228calm
238calm
248calm
258calm
268calm
278calm
288calm
298calm
308calm
318calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 18 min at the start of December to 12 h 18 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 5:44 AM to 5:57 AM, and sunset from 6:00 PM to 6:14 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:446:00
212.35:446:01
312.35:446:01
412.35:456:02
512.35:456:02
612.35:456:03
712.35:466:03
812.35:466:04
912.35:476:04
1012.35:476:04
1112.35:476:05
1212.35:486:05
1312.35:486:06
1412.35:496:06
1512.35:496:07
1612.35:506:07
1712.35:506:08
1812.35:506:08
1912.35:516:09
2012.35:516:09
2112.35:526:10
2212.35:526:10
2312.35:536:11
2412.35:536:11
2512.35:546:12
2612.35:546:12
2712.35:556:13
2812.35:556:13
2912.35:566:13
3012.35:566:14
3112.35:576:14

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.94 kWh/m².

For context, solar energy here swings from a low near 3.9 kWh/m² to a high of 6.35 kWh/m² in September across the year — December's 3.94 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.4Bright
24.4Bright
34.3Bright
44.3Bright
54.3Bright
64.2Bright
74.2Bright
84.2Bright
94.1Bright
104.1Bright
114.1Bright
124.0Bright
134.0Bright
144.0Moderate
154.0Moderate
163.9Moderate
173.9Moderate
183.9Moderate
193.9Moderate
203.8Moderate
213.8Moderate
223.8Moderate
233.8Moderate
243.8Moderate
253.8Moderate
263.8Moderate
273.8Moderate
283.7Moderate
293.7Moderate
303.7Moderate
313.7Moderate
Planning a trip in December

Hazard calendar for Makassar

In seasonPeak

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

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

Makassar's rainy season runs November–May, when most of the year's rain falls.

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

Is December a good time to visit Makassar?

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

2.9
Sightseeing
10th-best month of the year
3.7
Beach & pool
11th-best month of the year

December is a weaker month for outdoor sightseeing in Makassar.

What to pack for Makassar in December

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

In December, Makassar sees daytime highs around 29°C and nights near 24°C. Pack light clothes and rain gear. About 30 days see rain.

light clothesrain gear

Sea temperature near Makassar in December

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

The sea offshore is warmest in April at about 30°C and coldest in August near 28°C.

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

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr30Tropical
May29Tropical
Jun29Tropical
Jul28Tropical
Aug28Warm
Sep28Tropical
Oct29Tropical
Nov30Tropical
Dec30Tropical

UV index in Makassar in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 13 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Makassar peaks around March 12 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 22 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeMar 12UV 15Jun 22UV 10
UV index (midday)Level
Jan15Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May11Extreme
Jun10Extreme
Jul10Extreme
Aug12Extreme
Sep13Extreme
Oct12Extreme
Nov11Extreme
Dec13Extreme

Air quality in Makassar 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 Makassar is worst in October — around 16 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

01020JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateOct 1616 µg/m³Feb 911 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb11Good
Mar11Good
Apr13Moderate
May14Moderate
Jun15Moderate
Jul15Moderate
Aug13Moderate
Sep15Moderate
Oct16Moderate
Nov14Moderate
Dec12Good
Location & terrain

Where is Makassar?

Makassar sits at 5.1°S, 119.4°E, 6 m above sea level, in Indonesia. The nearest listed city is Galesong, 20 km away.

Topography around Makassar

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

Within 3 km, the terrain around Makassar has only modest variations in elevation — a maximum elevation change of 22 m around an average of 6 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 82 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,839 m.

The land around Makassar is covered by artificial surfaces (86%) within 3 km, water (47%) within 16 km, and water (56%) and trees (33%) within 80 km.

3 km
22 m
16 km
82 m
80 km
2,839 m
treesgrasslandcroplandartificial surfaceswaterwetlandmangroves
December weather nearby: Galesong 20 km · Maros 22 km · Sinjai 91 km · Watampone 120 km · Parepare 128 km · Sengkang 131 km · Majene 186 km · Polewali 191 km

Indonesia travel facts

Travel advisory
Level 2
Exercise Increased Caution
Power plugs
Type C / F
230 V · 50 Hz
Prices
≈ 29% of US
price level, 2025
GDP per capita
$5,060
2025
Happiness
5.6 / 10
World Happiness, 2025
Safe drinking water
30%
of population, 2024
Homicide rate
0.3
per 100k, 2022
Road deaths
11.3
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
Low
EF EPI 471
Religion
Muslim 87%Protestant 8%Roman Catholic 3%Hindu 2%

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 Makassar (-5.1486°, 119.4319°, elevation 6 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).