Banjar weather in December

In December, Banjar sees average daytime highs of 28°C and overnight lows near 22°C, with 475 mm of rain across 28.8 wet days and about 12.5 hours of daylight. It is the 5th-warmest and 2nd-wettest month of the year here.

Day-to-day highs hold fairly steady near 28°C through the month. The sky is clear or mostly clear about 2% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 12 h 24 min at the start of December to 12 h 30 min by month's end. Set against the rest of the year, December is Banjar's 10th-clearest and 7th-windiest month. For the whole year in context, see Banjar's year-round climate.

Daytime high
28°
5th warmest
Overnight low
22°
12th coldest
Rainfall
475 mm
28.8 wet days
Daylight
12 h 30 min
6:02 AM – 6:31 PM
Cloud cover
90%
10th clearest
Wind
5 km/h
7th windiest
Solar energy
5.61 kWh/m²
Travel score
3.4
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 28°C through the month.

A typical December day in Banjar reaches about 28°C in the afternoon and slips back to 22°C overnight — a 6°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 29°C. Set against its neighbours, December runs about 1°C cooler than November and on par with January.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12822
22822
32822
42822
52822
62822
72822
82822
92822
102822
112822
122822
132822
142822
152822
162822
172822
182822
192822
202822
212822
222822
232822
242822
252822
262822
272822
282822
292822
302822
312822

Banjar weather by month

How December compares with the rest of the year at a glance. December is the 5th-warmest and 2nd-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 22°49329.512.43.4
Feb28° / 22°45227.112.33.3
Mar28° / 22°44728.312.13.4
Apr28° / 22°33724.811.83.7
May28° / 22°13916.111.65.4
Jun27° / 21°7810.411.56.2
Jul27° / 20°497.811.66.7
Aug28° / 20°183.711.77.2
Sep29° / 20°404.8126.3
Oct29° / 21°1341312.25.0
Nov29° / 22°35823.112.43.8
Dec28° / 22°47528.812.53.4

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 4% of December, with mostly cloudy or overcast conditions the remaining 93%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11387
21288
31189
41189
51090
61090
7892
8793
9793
10694
11694
12694
13595
14595
15595
16595
17595
18595
19595
20595
21595
22595
23595
24595
25595
26595
27595
28595
29595
30595
31694

Chance of precipitation in December

Any precipitation

Banjar gets around 475 mm of rain over 28.8 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 93% and peaks near 95% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
190
291
391
492
593
693
793
894
994
1094
1195
1295
1395
1495
1595
1695
1794
1894
1994
2093
2193
2293
2392
2492
2592
2692
2792
2892
2992
3092
3192

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 92% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)
11189
21189
31090
41090
5991
6991
7892
8892
9892
10793
11793
12793
13793
14694
15694
16694
17793
18793
19793
20892
21892
22892
23991
24991
25991
26991
271090
281090
291090
30991
31991

Wind in December

Winds average 5 km/h in December.

Across December, daily wind ranges from about 4 km/h on the calmest days to 5 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
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 24 min at the start of December to 12 h 30 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 5:57 AM to 6:09 AM, and sunset from 6:23 PM to 6:37 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.45:576:23
212.45:576:24
312.45:576:24
412.55:576:25
512.55:586:25
612.55:586:26
712.55:596:26
812.55:596:27
912.55:596:27
1012.56:006:28
1112.56:006:28
1212.56:006:29
1312.56:016:29
1412.56:016:30
1512.56:026:30
1612.56:026:31
1712.56:036:31
1812.56:036:31
1912.56:036:32
2012.56:046:32
2112.56:046:33
2212.56:056:33
2312.56:056:34
2412.56:066:34
2512.56:066:35
2612.56:076:35
2712.56:076:36
2812.56:086:36
2912.56:086:37
3012.56:096:37
3112.56:096:37

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 5.61 kWh/m².

For context, solar energy here swings from a low near 5.25 kWh/m² to a high of 7 kWh/m² in October across the year — December's 5.61 kWh/m² falls in the middle.

0246151015202531
Solar energy (kWh/m²)Level
15.9Bright
25.8Bright
35.8Bright
45.8Bright
55.8Bright
65.7Bright
75.7Bright
85.7Bright
95.7Bright
105.7Bright
115.6Bright
125.6Bright
135.6Bright
145.6Bright
155.6Bright
165.6Bright
175.6Bright
185.6Bright
195.6Bright
205.6Bright
215.6Bright
225.6Bright
235.6Bright
245.6Bright
255.6Bright
265.6Bright
275.7Bright
285.7Bright
295.7Bright
305.7Bright
315.7Bright
Planning a trip in December

Hazard calendar for Banjar

In seasonPeak

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

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

Banjar's monsoon runs November–April, when most of the year's rain falls.

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

Is December a good time to visit Banjar?

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

3.4
Sightseeing
9th-best month of the year
3.7
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Banjar.

What to pack for Banjar in December

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

In December, Banjar sees daytime highs around 28°C and nights near 22°C. Pack light clothes and rain gear. Worth having: sun protection. About 29 days see rain.

light clothesrain gearsun protection

Sea temperature near Banjar in December

The nearest coast averages about 29°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 29°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°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr29Tropical
May29Tropical
Jun29Tropical
Jul28Warm
Aug28Warm
Sep28Warm
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Banjar 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 Banjar peaks around March 15 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 19 at about 9 (very high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeVery highExtremeMar 15UV 14Jun 19UV 9
UV index (midday)Level
Jan13Extreme
Feb13Extreme
Mar14Extreme
Apr13Extreme
May10Extreme
Jun9Very high
Jul10Very high
Aug12Extreme
Sep13Extreme
Oct13Extreme
Nov12Extreme
Dec12Extreme

Air quality in Banjar 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 Banjar is worst in January — around 20 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateJan 1920 µg/m³Sep 1614 µg/m³
PM2.5 (µg/m³)Level
Jan20Moderate
Feb18Moderate
Mar19Moderate
Apr16Moderate
May16Moderate
Jun16Moderate
Jul14Moderate
Aug14Moderate
Sep14Moderate
Oct14Moderate
Nov15Moderate
Dec16Moderate
Location & terrain

Where is Banjar?

Banjar sits at 8.2°S, 115.0°E, 15 m above sea level, in Indonesia. The nearest listed city is Seririt, 3.0 km away.

Topography around Banjar

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

Within 3 km, the terrain around Banjar has significant variations in elevation — a maximum elevation change of 323 m around an average of 41 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,374 m; within 80 km, extreme variations in elevation — a maximum elevation change of 2,971 m.

The land around Banjar is covered by trees (43%) and water (32%) within 3 km, trees (52%) and water (41%) within 16 km, and water (61%) and trees (32%) within 80 km.

3 km
323 m
16 km
1,374 m
80 km
2,971 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Seririt 3.0 km · Singaraja 16 km · Sukawati 35 km · Tabanan 43 km · Negara 43 km · Ubud 48 km · Dalung 53 km · Denpasar 58 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 Banjar (-8.19°, 114.9675°, elevation 15 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).