Labuan in Summer

In summer (December, January and February), Labuan sees average daytime highs around 28°C and overnight lows near 25°C, with 1070 mm of rain over about 81 wet days across the season. It is the coldest season of the year and the wettest season of the year.

Across summer, daytime highs hold fairly steady around 28°C. The sky is clear or mostly clear about 2% of the time across summer, and the air most often feels oppressive.

Summer is Labuan's weakest season of the year to visit on our travel score. Labuan has little temperature swing across the year, so its calendar seasons blur — the season framing matters less here than for a place with four distinct seasons. For the whole year in context, see Labuan's year-round climate.

Avg daytime high
28°C
coldest season of the year
Avg overnight low
25°C
Rainfall
1070 mm
81 wet days
Avg wind
11 km/h
Travel score
3.2
weakest season of the year
Months
Dec · Jan · Feb

Temperature in Labuan in Summer

Average highAverage lowShaded bands: 10–90% of days

Across summer, daytime highs hold fairly steady around 28°C.

A typical summer day in Labuan reaches about 28°C and drops to 25°C overnight. The warmest of the three months is December, the coolest December.

20°25°30°35°DecJanFeb

How summer really feels in Labuan

Once humidity and wind are folded in, summer brings about 90 days that feel above 32°C and 0 that feel at or below 0°C.

Days feeling ≥ 32°C
90
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

The story in summer is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Labuan weather by month

How the three summer months (December, January and February) compare with the rest of the year — the season's months are highlighted.

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 Summer

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% of the time across summer.

0%25%50%75%100%DecJanFeb

Chance of precipitation in Summer

Any precipitation

Labuan gets around 1070 mm of rain over 81 wet days across summer. The line is the day-by-day chance of measurable precipitation.

0%20%40%60%80%100%DecJanFeb

Humidity in Summer

DryComfortableHumidMuggyOppressiveMiserable

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

0%25%50%75%100%DecJanFeb

Wind in Summer

Winds average 11 km/h across summer.

051015DecJanFeb

Sunrise & sunset in Summer

DaylightNight

Daylight runs from about 12 h 18 min in early December to 12 h 06 min by late February. The lit band spans sunrise to sunset each day.

12 AM4 AM8 AM12 PM4 PM8 PM12 AMDecJanFeb

Solar energy in Summer

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day across summer, about 4.8 kWh/m².

0246DecJanFeb
Planning a trip in summer

Hazard calendar for Labuan

In seasonPeak

In summer, Labuan overlaps 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 summer a good time to visit Labuan?

Our two travel scores rate summer for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.

3.2
Sightseeing
4th-best month of the year
3.9
Beach & pool
4th-best month of the year

summer is a weaker month for outdoor sightseeing in Labuan.

What to pack for Labuan in Summer

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

In summer, Labuan sees daytime highs around 28°C and nights near 25°C. Pack light clothes and rain gear. Worth having: sun protection. About 81 days see rain.

light clothesrain gearsun protection

Sea temperature near Labuan in Summer

The nearest coast averages about 29°C across summer — 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 Summer

LowModerateHighVery highExtreme

Clear-sky midday UV across summer averages 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 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 Summer

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where summer 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
Summer 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.