Lundu weather in December

In December, Lundu sees average daytime highs of 29°C and overnight lows near 24°C, with 416 mm of rain across 29.2 wet days and about 11.9 hours of daylight. It is the 10th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 29°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 11 h 54 min at the start of December to 11 h 54 min by month's end. Set against the rest of the year, December is Lundu's 12th-clearest and 3rd-windiest month. For the whole year in context, see Lundu's year-round climate.

Daytime high
29°
10th warmest
Overnight low
24°
5th coldest
Rainfall
416 mm
29.2 wet days
Daylight
11 h 54 min
6:40 AM – 6:34 PM
Cloud cover
94%
12th clearest
Wind
5 km/h
3rd windiest
Solar energy
3.79 kWh/m²
Travel score
2.9
out of 10

Lundu is town in Sarawak, Malaysia.

Density
13/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 29°C through the month.

A typical December day in Lundu reaches about 29°C in the afternoon and slips back to 24°C overnight — a 5°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 on par with November and on par with January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
12924
22924
32924
42924
52924
62924
72924
82924
92924
102924
112924
122924
132924
142924
152924
162924
172924
182924
192924
202924
212924
222924
232924
242924
252924
262824
272824
282824
292824
302824
312824

How December really feels in Lundu

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.

Lundu 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° / 24°38628.811.93.2
Feb28° / 24°26524.111.93.4
Mar29° / 24°24127.7123.0
Apr30° / 24°24727.7122.7
May31° / 25°24627.212.12.8
Jun31° / 24°19823.112.13.1
Jul31° / 24°19122.312.13.3
Aug31° / 24°20022.812.13.2
Sep30° / 24°24625.4122.9
Oct30° / 24°31629.1122.8
Nov29° / 24°35629.411.92.7
Dec29° / 24°41629.211.92.9

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 2% of December, with mostly cloudy or overcast conditions the remaining 98%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
1397
2397
3397
4397
5298
6298
7298
8298
9298
10298
11199
12199
13199
14199
15199
16199
17199
18199
19199
20199
21199
22199
23199
24199
25199
26199
27199
28298
29298
30298
31298

Chance of precipitation in December

Any precipitation

Lundu gets around 416 mm of rain over 29.2 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 94% and peaks near 97% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
197
297
396
496
595
695
794
894
993
1093
1193
1293
1393
1493
1593
1693
1793
1893
1994
2094
2194
2295
2395
2495
2595
2695
2795
2895
2995
3095
3195

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 52% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Oppressive (%)Miserable (%)
14753
24852
34951
44951
55050
65050
75050
85050
95149
105149
115149
125149
135149
145050
155050
165050
175050
185149
195149
205149
215248
225347
235446
245446
255545
265545
275644
285743
295743
305842
315941

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
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 54 min at the start of December to 11 h 54 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 6:33 AM to 6:47 AM, and sunset from 6:28 PM to 6:41 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.96:336:28
211.96:336:28
311.96:346:28
411.96:346:29
511.96:356:29
611.96:356:30
711.96:366:30
811.96:366:30
911.96:366:31
1011.96:376:31
1111.96:376:32
1211.96:386:32
1311.96:386:33
1411.96:396:33
1511.96:396:33
1611.96:406:34
1711.96:406:34
1811.96:416:35
1911.96:416:35
2011.96:426:36
2111.96:426:36
2211.96:426:37
2311.96:436:37
2411.96:436:38
2511.96:446:38
2611.96:446:39
2711.96:456:39
2811.96:456:39
2911.96:466:40
3011.96:466:40
3111.96:476:41

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.79 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.79 kWh/m² to a high of 5.11 kWh/m² in August across the year — December's 3.79 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.9Moderate
23.9Moderate
33.9Moderate
43.9Moderate
53.9Moderate
63.9Moderate
73.9Moderate
83.9Moderate
93.9Moderate
103.9Moderate
113.9Moderate
123.9Moderate
133.9Moderate
143.9Moderate
153.8Moderate
163.8Moderate
173.8Moderate
183.8Moderate
193.8Moderate
203.8Moderate
213.8Moderate
223.7Moderate
233.7Moderate
243.7Moderate
253.7Moderate
263.7Moderate
273.7Moderate
283.7Moderate
293.7Moderate
303.7Moderate
313.7Moderate
Planning a trip in December

Is December a good time to visit Lundu?

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

2.9
Sightseeing
7th-best month of the year
3.7
Beach & pool
11th-best month of the year

December is a weaker month for outdoor sightseeing in Lundu.

What to pack for Lundu in December

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

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

light clothesrain gear

Sea temperature near Lundu 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 at the nearest coast (about 22 km away) is warmest in June at about 30°C and coldest in February near 28°C.

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

26°28°30°32°JanFebMarAprMayJunJulAugSepOctNovDecwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan28Tropical
Feb28Tropical
Mar29Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct30Tropical
Nov29Tropical
Dec29Tropical

UV index in Lundu in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 11 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Lundu peaks around February 18 at about 15 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near July 13 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 18UV 15Jul 13UV 11
UV index (midday)Level
Jan14Extreme
Feb15Extreme
Mar15Extreme
Apr15Extreme
May13Extreme
Jun11Extreme
Jul11Extreme
Aug12Extreme
Sep13Extreme
Oct14Extreme
Nov12Extreme
Dec11Extreme

Air quality in Lundu 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 Lundu is worst in September — around 39 µg/m³ PM2.5 (poor), about 4.1× the cleanest month (January, 9 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecGoodModeratePoorModerateGoodSep 938 µg/m³Jan 129 µg/m³
PM2.5 (µg/m³)Level
Jan9Good
Feb11Good
Mar12Moderate
Apr13Moderate
May15Moderate
Jun13Moderate
Jul18Moderate
Aug38Poor
Sep39Poor
Oct21Moderate
Nov11Good
Dec10Good
Location & terrain

Where is Lundu?

Lundu sits at 1.7°N, 109.9°E, 9 m above sea level, in Malaysia. The nearest listed city is Bau, 44 km away.

Topography around Lundu

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

Within 3 km, the terrain around Lundu has large variations in elevation — a maximum elevation change of 673 m around an average of 70 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 894 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,649 m.

The land around Lundu is covered by trees (77%) within 3 km, trees (67%) and water (21%) within 16 km, and trees (58%) and water (37%) within 80 km.

3 km
673 m
16 km
894 m
80 km
1,649 m
treesgrasslandcroplandartificial surfacesbare terrainwatermangroves
December weather nearby: Bau 44 km · Kuching 55 km · Siburan 70 km · Kota Sambas 70 km · Tebedu 92 km · Serian 97 km · Bengkayang 104 km · Simunjan 105 km

Malaysia travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type C / G / M
230 V · 50 Hz
Prices
≈ 32% of US
price level, 2025
GDP per capita
$13,125
2025
Happiness
6.0 / 10
World Happiness, 2025
Safe drinking water
95%
of population, 2024
Homicide rate
0.7
per 100k, 2023
Road deaths
22.5
per 100k/yr, 2019
Income group
Upper middle
World Bank
English
High
EF EPI 581
Religion
Muslim 64%Buddhist 19%Christian 9%Hindu 6%

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 Lundu (1.6744°, 109.8517°, elevation 9 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. 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).