Labuan weather in December

In December, Labuan sees average daytime highs of 28°C and overnight lows near 25°C, with 420 mm of rain across 28 wet days and about 12.4 hours of daylight. It is the 10th-warmest and 1st-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 1% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 12 h 18 min at the start of December to 12 h 24 min by month's end. Set against the rest of the year, December is Labuan's 12th-clearest and 4th-windiest month. For the whole year in context, see Labuan's year-round climate.

Daytime high
28°
10th warmest
Overnight low
25°
7th coldest
Rainfall
420 mm
28 wet days
Daylight
12 h 24 min
5:42 AM – 6:04 PM
Cloud cover
90%
12th clearest
Wind
11 km/h
4th windiest
Solar energy
4.54 kWh/m²
Travel score
3.2
out of 10

Labuan is city in Banten district, 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 28°C through the month.

A typical December day in Labuan reaches about 28°C in the afternoon and slips back to 25°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 30°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
72925
82925
92925
102925
112925
122925
132825
142825
152825
162825
172825
182825
192825
202825
212825
222825
232825
242825
252825
262825
272825
282825
292825
302825
312825

How December really feels in Labuan

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.

Labuan weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 1st-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan28° / 25°35228.512.33.2
Feb28° / 25°29824.712.23.3
Mar29° / 25°29428.1123.1
Apr29° / 25°25826.511.93.1
May30° / 26°15721.311.73.8
Jun29° / 25°10615.911.64.5
Jul29° / 24°7311.411.75.4
Aug29° / 24°437.811.85.8
Sep29° / 24°548.6125.3
Oct30° / 25°12915.312.14.3
Nov29° / 25°25623.912.33.4
Dec28° / 25°4202812.43.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 1% of the time in December, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 6% of December, with mostly cloudy or overcast conditions the remaining 93%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1793
2793
3793
4793
5793
6793
7694
8694
9694
10694
11694
12595
13595
14595
15595
16694
17694
18694
19694
20793
21892
22892
23892
24892
25892
26892
27892
28892
291090
301090
311090

Chance of precipitation in December

Any precipitation

Labuan gets around 420 mm of rain over 28 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 90% and peaks near 92% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
186
287
387
488
588
689
790
890
991
1091
1192
1292
1392
1492
1592
1692
1792
1891
1991
2091
2191
2290
2390
2490
2590
2690
2790
2890
2991
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 57% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
16238
26139
36139
46040
56040
65941
75941
85842
95743
105743
115644
125545
135545
145446
155446
165446
175545
185545
195545
205644
215644
225644
235743
245743
255743
265842
275842
285842
295842
305842
315842

Wind in December

Winds average 11 km/h in December.

Across December, daily wind ranges from about 11 km/h on the calmest days to 11 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
111calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1511calm
1611calm
1711calm
1811calm
1911calm
2011calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 12 h 18 min at the start of December to 12 h 24 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 5:36 AM to 5:49 AM, and sunset from 5:57 PM to 6:11 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
112.35:365:57
212.35:365:57
312.35:375:58
412.45:375:58
512.45:375:59
612.45:385:59
712.45:386:00
812.45:396:00
912.45:396:00
1012.45:396:01
1112.45:406:01
1212.45:406:02
1312.45:416:02
1412.45:416:03
1512.45:416:03
1612.45:426:04
1712.45:426:04
1812.45:436:05
1912.45:436:05
2012.45:446:06
2112.45:446:06
2212.45:456:07
2312.45:456:07
2412.45:456:08
2512.45:466:08
2612.45:466:09
2712.45:476:09
2812.45:476:10
2912.45:486:10
3012.45:486:10
3112.45:496:11

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.54 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 4.54 kWh/m² to a high of 6.07 kWh/m² in September across the year — December's 4.54 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.7Bright
24.7Bright
34.7Bright
44.7Bright
54.6Bright
64.6Bright
74.6Bright
84.6Bright
94.6Bright
104.6Bright
114.5Bright
124.5Bright
134.5Bright
144.5Bright
154.5Bright
164.5Bright
174.5Bright
184.5Bright
194.5Bright
204.5Bright
214.5Bright
224.5Bright
234.6Bright
244.6Bright
254.6Bright
264.6Bright
274.6Bright
284.6Bright
294.6Bright
304.6Bright
314.6Bright
Planning a trip in December

Hazard calendar for Labuan

In seasonPeak

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

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

Labuan's rainy season runs November–April, 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 Labuan?

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

3.2
Sightseeing
9th-best month of the year
3.9
Beach & pool
11th-best month of the year

December is a weaker month for outdoor sightseeing in Labuan.

What to pack for Labuan in December

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

In December, Labuan sees daytime highs around 28°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 28 days see rain.

light clothesrain gearsun protection

Sea temperature near Labuan 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 May at about 30°C and coldest in January near 29°C.

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

28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan29Tropical
Feb29Tropical
Mar29Tropical
Apr29Tropical
May30Tropical
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Labuan 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 Labuan peaks around March 12 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 15 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 highVery highExtremeMar 12UV 15Nov 15UV 7
UV index (midday)Level
Jan13Extreme
Feb14Extreme
Mar16Extreme
Apr11Extreme
May9Very high
Jun8Very high
Jul9Very high
Aug10Extreme
Sep9Very high
Oct11Extreme
Nov6High
Dec12Extreme

Air quality in Labuan 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 Labuan is worst in May — around 35 µg/m³ PM2.5 (poor), about 2.5× the cleanest month (December, 14 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateMay 2335 µg/m³Dec 2215 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb18Moderate
Mar19Moderate
Apr24Moderate
May35Poor
Jun34Moderate
Jul35Moderate
Aug32Moderate
Sep30Moderate
Oct26Moderate
Nov21Moderate
Dec14Moderate
Location & terrain

Where is Labuan?

Labuan sits at 6.4°S, 105.8°E, 12 m above sea level, in Indonesia. The nearest listed city is Pandeglang, 32 km away.

Topography around Labuan

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

Within 3 km, the terrain around Labuan has only modest variations in elevation — a maximum elevation change of 54 m around an average of 11 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 1,115 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,908 m.

The land around Labuan is covered by trees (42%) and water (34%) within 3 km, water (46%) and trees (36%) within 16 km, and water (55%) and trees (36%) within 80 km.

3 km
54 m
16 km
1,115 m
80 km
1,908 m
treesgrasslandcroplandartificial surfaceswater
December weather nearby: Pandeglang 32 km · Serang 46 km · Rangkasbitung 46 km · Cilegon 47 km · Kresek 67 km · Cikupa 77 km · Pasarkemis 81 km · Curug 81 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 Labuan (-6.3784°, 105.83°, elevation 12 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).