Barabai weather in December

In December, Barabai sees average daytime highs of 30°C and overnight lows near 23°C, with 242 mm of rain across 28.7 wet days and about 12.1 hours of daylight. It is the 11th-warmest and 4th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 0% of the time in December, and the air most often feels oppressive.

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 Barabai's 12th-clearest and 3rd-windiest month. For the whole year in context, see Barabai's year-round climate.

Daytime high
30°
11th warmest
Overnight low
23°
7th coldest
Rainfall
242 mm
28.7 wet days
Daylight
12 h 06 min
6:10 AM – 6:19 PM
Cloud cover
95%
12th clearest
Wind
4 km/h
3rd windiest
Solar energy
4.26 kWh/m²
Travel score
2.7
out of 10

Barabai is district in Central Hulu Sungai Regency, South Kalimantan Province, Indonesia.

Density
1,025/km²
people per km²

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 30°C through the month.

A typical December day in Barabai reaches about 30°C in the afternoon and slips back to 23°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 28°C and 31°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)
13023
23023
33023
43023
53023
63023
73023
83023
93023
103023
113023
123023
133023
143023
153023
163023
173023
183023
193023
203023
213023
223023
233023
243023
253023
263023
273023
283023
293023
303023
313023

How December really feels in Barabai

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.

Barabai weather by month

How December compares with the rest of the year at a glance. December is the 11th-warmest and 4th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan30° / 23°19927.112.12.9
Feb30° / 23°18123.812.12.9
Mar30° / 23°24927.5122.8
Apr30° / 23°25427.511.92.7
May31° / 23°21225.211.92.9
Jun30° / 23°16520.211.93.5
Jul30° / 22°13017.311.93.9
Aug31° / 22°961411.93.9
Sep32° / 22°11614.9123.5
Oct31° / 23°19620.712.13.1
Nov30° / 23°27627.812.12.6
Dec30° / 23°24228.712.12.7

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

Barabai gets around 242 mm of rain over 28.7 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 93% and peaks near 95% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
195
295
395
494
594
694
794
893
993
1093
1193
1293
1393
1493
1593
1693
1793
1893
1993
2093
2193
2293
2393
2493
2592
2692
2792
2892
2992
3091
3191

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 90% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
18614
28713
38713
48812
58812
68911
78911
89010
99010
10919
11919
12919
13919
14919
15919
16919
17919
18919
19919
20919
21919
22919
23919
249010
259010
269010
279010
289010
299010
30919
31919

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 6:04 AM to 6:17 AM, and sunset from 6:12 PM to 6:26 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.16:046:12
212.16:046:13
312.16:056:13
412.16:056:14
512.16:066:14
612.16:066:14
712.16:066:15
812.16:076:15
912.16:076:16
1012.16:086:16
1112.16:086:17
1212.16:086:17
1312.16:096:18
1412.16:096:18
1512.16:106:19
1612.16:106:19
1712.16:116:20
1812.16:116:20
1912.16:126:21
2012.16:126:21
2112.16:126:21
2212.16:136:22
2312.16:136:22
2412.16:146:23
2512.16:146:23
2612.16:156:24
2712.16:156:24
2812.16:166:25
2912.16:166:25
3012.16:176:26
3112.16:176:26

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.26 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.26 kWh/m² to a high of 5.45 kWh/m² in September across the year — December's 4.26 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
104.3Bright
114.3Bright
124.3Bright
134.3Bright
144.3Bright
154.3Bright
164.3Bright
174.3Bright
184.2Bright
194.2Bright
204.2Bright
214.2Bright
224.2Bright
234.2Bright
244.2Bright
254.2Bright
264.2Bright
274.2Bright
284.2Bright
294.2Bright
304.3Bright
314.3Bright
Planning a trip in December

Is December a good time to visit Barabai?

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

2.7
Sightseeing
10th-best month of the year
3.7
Beach & pool
12th-best month of the year

December is a weaker month for outdoor sightseeing in Barabai.

What to pack for Barabai in December

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

In December, Barabai sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. About 29 days see rain.

light clothesrain gear

UV index in Barabai 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 Barabai 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 Barabai 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 Barabai 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 Barabai?

Barabai sits at 2.6°S, 115.4°E, 16 m above sea level, in Indonesia. The nearest listed city is Amuntai, 24 km away.

Topography around Barabai

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

Within 3 km, the terrain around Barabai has only modest variations in elevation — a maximum elevation change of 19 m around an average of 15 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 556 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,962 m.

The land around Barabai is covered by trees (43%) and cropland (32%) within 3 km, trees (68%) within 16 km, and trees (80%) within 80 km.

3 km
19 m
16 km
556 m
80 km
1,962 m
treesshrubsgrasslandcroplandartificial surfacesbare terrainwaterwetland
December weather nearby: Amuntai 24 km · Tanjung 46 km · Martapura 109 km · Banjarbaru 113 km · Banjarmasin 120 km · Kualakapuas 120 km · Palangkaraya 168 km · Muara Teweh 190 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 Barabai (-2.5833°, 115.3833°, elevation 16 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).