Amuntai weather in December

In December, Amuntai sees average daytime highs of 31°C and overnight lows near 24°C, with 277 mm of rain across 29.4 wet days and about 12.1 hours of daylight. It is the 11th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 31°C through the month. The sky is clear or mostly clear about 0% of the time in December, and the air most often feels miserable.

Daylight stretches from about 12 h 06 min at the start of December to 12 h 06 min by month's end. Set against the rest of the year, December is Amuntai's 12th-clearest and 3rd-windiest month. For the whole year in context, see Amuntai's year-round climate.

Daytime high
31°
11th warmest
Overnight low
24°
8th coldest
Rainfall
277 mm
29.4 wet days
Daylight
12 h 06 min
6:11 AM – 6:19 PM
Cloud cover
95%
12th clearest
Wind
4 km/h
3rd windiest
Solar energy
4.28 kWh/m²
Travel score
2.3
out of 10

Amuntai is city in Indonesia.

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 31°C through the month.

A typical December day in Amuntai reaches about 31°C in the afternoon and slips back to 24°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 29°C and 33°C. Set against its neighbours, December runs on par with November and on par with January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13124
23124
33124
43124
53124
63124
73124
83124
93124
103124
113124
123124
133124
143124
153124
163124
173124
183124
193124
203124
213124
223124
233124
243124
253124
263124
273124
283124
293124
303124
313124

How December really feels in Amuntai

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.

Amuntai weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan31° / 24°23728.512.12.5
Feb31° / 24°20724.612.12.5
Mar31° / 24°26128.2122.4
Apr31° / 24°2532811.92.4
May32° / 24°1992511.92.7
Jun31° / 24°15719.911.93.2
Jul31° / 23°12717.411.93.5
Aug32° / 23°8613.611.93.4
Sep33° / 23°9914.2123.0
Oct33° / 24°16720.212.12.7
Nov32° / 24°27128.112.12.3
Dec31° / 24°27729.412.12.3

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 0% of the time in December, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 1% of December, with mostly cloudy or overcast conditions the remaining 99%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1199
2199
3199
4199
5199
6199
7199
8199
9199
10199
11199
12199
13199
14199
15199
16199
17199
18199
19199
20199
21199
22199
23199
24199
25199
26199
27199
28199
29199
30199
31199

Chance of precipitation in December

Any precipitation

Amuntai gets around 277 mm of rain over 29.4 wet days in December, the wettest month. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 95% and peaks near 97% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
195
295
395
495
595
694
794
894
994
1094
1194
1294
1394
1495
1595
1695
1795
1895
1995
2096
2196
2296
2396
2496
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 69% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
12476
22575
32575
42674
52674
62773
72872
82872
92971
102971
113070
123070
133070
143169
153169
163268
173268
183268
193268
203367
213367
223367
233367
243367
253367
263367
273367
283466
293466
303466
313565

Wind in December

Winds average 4 km/h in December.

Across December, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 06 min at the start of December to 12 h 06 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 6:05 AM to 6:18 AM, and sunset from 6:13 PM to 6:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:056:13
212.16:056:13
312.16:066:13
412.16:066:14
512.16:066:14
612.16:076:15
712.16:076:15
812.16:086:16
912.16:086:16
1012.16:086:17
1112.16:096:17
1212.16:096:17
1312.16:106:18
1412.16:106:18
1512.16:116:19
1612.16:116:19
1712.16:116:20
1812.16:126:20
1912.16:126:21
2012.16:136:21
2112.16:136:22
2212.16:146:22
2312.16:146:23
2412.16:156:23
2512.16:156:24
2612.16:166:24
2712.16:166:24
2812.16:176:25
2912.16:176:25
3012.16:186:26
3112.16:186:26

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.28 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.28 kWh/m² to a high of 5.53 kWh/m² in September across the year — December's 4.28 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.4Bright
24.4Bright
34.4Bright
44.4Bright
54.4Bright
64.4Bright
74.4Bright
84.4Bright
94.4Bright
104.4Bright
114.4Bright
124.3Bright
134.3Bright
144.3Bright
154.3Bright
164.3Bright
174.3Bright
184.3Bright
194.3Bright
204.2Bright
214.2Bright
224.2Bright
234.2Bright
244.2Bright
254.2Bright
264.2Bright
274.2Bright
284.2Bright
294.3Bright
304.3Bright
314.3Bright
Planning a trip in December

Is December a good time to visit Amuntai?

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

2.3
Sightseeing
11th-best month of the year
3.5
Beach & pool
12th-best month of the year

December is a weaker month for outdoor sightseeing in Amuntai.

What to pack for Amuntai in December

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

In December, Amuntai sees daytime highs around 31°C and nights near 24°C. Pack light clothes and rain gear. About 29 days see rain.

light clothesrain gear

UV index in Amuntai in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 12 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Amuntai peaks around February 19 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 12 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 19UV 15Jul 12UV 10
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr13Extreme
May12Extreme
Jun11Extreme
Jul10Extreme
Aug12Extreme
Sep13Extreme
Oct13Extreme
Nov12Extreme
Dec12Extreme

Air quality in Amuntai 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 Amuntai is worst in September — around 93 µg/m³ PM2.5 (unhealthy), about 5.3× the cleanest month (January, 18 µg/m³).

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

0306090120JanFebMarAprMayJunJulAugSepOctNovDecModeratePoorUnhealthyModerateSep 2292 µg/m³Jan 1518 µg/m³
PM2.5 (µg/m³)Level
Jan18Moderate
Feb18Moderate
Mar22Moderate
Apr21Moderate
May23Moderate
Jun23Moderate
Jul30Moderate
Aug49Poor
Sep93Unhealthy
Oct87Unhealthy
Nov28Moderate
Dec18Moderate
Location & terrain

Where is Amuntai?

Amuntai sits at 2.4°S, 115.2°E, 10 m above sea level, in Indonesia. The nearest listed city is Barabai, 24 km away.

Topography around Amuntai

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

Within 3 km, the terrain around Amuntai has only modest variations in elevation — a maximum elevation change of 18 m around an average of 6 m above sea level; within 16 km, only modest variations in elevation — a maximum elevation change of 35 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,962 m.

The land around Amuntai is covered by trees (37%) within 3 km, trees (45%) and grassland (21%) within 16 km, and trees (78%) within 80 km.

3 km
18 m
16 km
35 m
80 km
1,962 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
December weather nearby: Barabai 24 km · Tanjung 33 km · Kualakapuas 116 km · Martapura 118 km · Banjarbaru 123 km · Banjarmasin 124 km · Palangkaraya 150 km · Muara Teweh 168 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 Amuntai (-2.4177°, 115.2494°, 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. 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).