Cukai weather in December

In December, Cukai sees average daytime highs of 27°C and overnight lows near 25°C, with 585 mm of rain across 26.1 wet days and about 11.8 hours of daylight. It is the 10th-warmest and 1st-wettest month of the year here.

Day-to-day highs hold fairly steady near 27°C through the month. The sky is clear or mostly clear about 4% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 11 h 48 min at the start of December to 11 h 48 min by month's end. Set against the rest of the year, December is Cukai's 12th-clearest and 2nd-windiest month. For the whole year in context, see Cukai's year-round climate.

Daytime high
27°
10th warmest
Overnight low
25°
2nd coldest
Rainfall
585 mm
26.1 wet days
Daylight
11 h 48 min
7:10 AM – 6:55 PM
Cloud cover
86%
12th clearest
Wind
20 km/h
2nd windiest
Solar energy
3.97 kWh/m²
Travel score
3.9
out of 10

Cukai is human settlement in Malaysia.

Density
165/km²
people per km²
Founded
1942

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 27°C through the month.

A typical December day in Cukai reaches about 27°C in the afternoon and slips back to 25°C overnight — a 1°C spread between the day's warmth and the night's chill. On most days the high lands between 26°C and 28°C. Set against its neighbours, December runs on par with November and on par with January.

20°23°25°28°30°151015202531
Avg high (°C)Avg low (°C)
12726
22726
32725
42725
52725
62725
72725
82725
92725
102725
112725
122725
132725
142725
152725
162725
172725
182725
192725
202725
212725
222725
232725
242725
252725
262725
272725
282725
292725
302725
312625

How December really feels in Cukai

Once humidity and wind are folded in, December averages 0 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
0
heat index over the day's high
Days feeling ≤ C
0
wind chill below the day's low

December sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Cukai 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
Jan26° / 25°32323.311.84.4
Feb27° / 25°13817.611.95.1
Mar28° / 26°17120.2124.9
Apr28° / 26°1432312.14.0
May29° / 27°13523.912.23.7
Jun29° / 27°10320.612.24.1
Jul28° / 26°10221.212.24.2
Aug28° / 26°10721.712.14.2
Sep28° / 26°12121124.2
Oct28° / 26°21826.511.93.7
Nov27° / 26°46128.411.83.5
Dec27° / 25°58526.111.83.9

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 4% of the time in December, the cloudiest month of the year.

Beyond those clear spells, partly cloudy skies cover about 8% of December, with mostly cloudy or overcast conditions the remaining 88%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11288
21189
31189
41189
51189
61189
71189
81189
91189
101189
111288
121288
131189
141189
151288
161288
171189
181189
191189
201189
211189
221288
231288
241288
251288
261387
271387
281486
291585
301585
311882

Chance of precipitation in December

Any precipitation

Cukai gets around 585 mm of rain over 26.1 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 84% and peaks near 90% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
190
289
388
487
587
686
786
885
985
1085
1184
1284
1384
1484
1584
1683
1783
1883
1983
2083
2183
2283
2383
2483
2583
2683
2783
2883
2984
3084
3184

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
Muggy (%)Oppressive (%)Miserable (%)
118613
218712
318712
418811
518811
618811
718910
809010
90919
100919
110919
120919
130919
140919
151909
161909
171909
181918
191918
202908
212908
222908
232908
243907
253907
263907
273907
284906
294906
304906
314906

Wind in December

Winds average 20 km/h in December.

Across December, daily wind ranges from about 17 km/h on the calmest days to 22 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
117light breeze
217light breeze
317light breeze
417light breeze
517light breeze
618light breeze
718light breeze
818light breeze
918light breeze
1019light breeze
1119light breeze
1219light breeze
1319light breeze
1419light breeze
1520light breeze
1620light breeze
1720breezy
1820breezy
1921breezy
2021breezy
2121breezy
2221breezy
2321breezy
2421breezy
2521breezy
2621breezy
2722breezy
2822breezy
2922breezy
3022breezy
3121breezy

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 48 min at the start of December to 11 h 48 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 7:03 AM to 7:17 AM, and sunset from 6:49 PM to 7:02 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.87:036:49
211.87:036:50
311.87:046:50
411.87:046:50
511.87:056:51
611.87:056:51
711.87:066:51
811.87:066:52
911.87:076:52
1011.87:076:53
1111.87:076:53
1211.87:086:53
1311.87:086:54
1411.87:096:54
1511.87:096:55
1611.87:106:55
1711.87:106:56
1811.87:116:56
1911.87:116:57
2011.87:126:57
2111.87:126:57
2211.87:136:58
2311.87:136:58
2411.87:146:59
2511.87:146:59
2611.87:157:00
2711.87:157:00
2811.87:157:01
2911.87:167:01
3011.87:167:02
3111.87:177:02

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.97 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.97 kWh/m² to a high of 6 kWh/m² in April across the year — December's 3.97 kWh/m² sits near the bottom.

012345151015202531
Solar energy (kWh/m²)Level
14.0Bright
24.0Bright
34.0Bright
44.0Moderate
54.0Moderate
64.0Moderate
74.0Moderate
84.0Moderate
94.0Moderate
104.0Moderate
114.0Moderate
124.0Moderate
134.0Moderate
144.0Moderate
154.0Moderate
164.0Moderate
174.0Moderate
184.0Moderate
194.0Moderate
204.0Moderate
214.0Moderate
224.0Moderate
234.0Bright
244.0Bright
254.0Bright
264.0Bright
274.1Bright
284.1Bright
294.1Bright
304.1Bright
314.2Bright
Planning a trip in December

Hazard calendar for Cukai

In seasonPeak

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

Cukai sits in the Pacific typhoon belt; the season peaks July–October.

Cukai's monsoon runs November–January, when most of the year's rain falls.

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

Is December a good time to visit Cukai?

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

3.9
Sightseeing
9th-best month of the year
4.0
Beach & pool
11th-best month of the year

December is a weaker month for outdoor sightseeing in Cukai.

What to pack for Cukai in December

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

In December, Cukai sees daytime highs around 27°C and nights near 25°C. Pack rain gear. Worth having: light clothes. About 26 days see rain.

rain gearlight clothes

Sea temperature near Cukai in December

The nearest coast averages about 28°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 27 km away) is warmest in May at about 30°C and coldest in January near 27°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
Jan27Warm
Feb27Warm
Mar28Tropical
Apr30Tropical
May30Tropical
Jun30Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct29Tropical
Nov29Tropical
Dec28Warm

UV index in Cukai 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 Cukai peaks around February 21 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near June 21 at about 10 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 21UV 14Jun 21UV 10
UV index (midday)Level
Jan12Extreme
Feb14Extreme
Mar14Extreme
Apr14Extreme
May13Extreme
Jun10Very high
Jul10Extreme
Aug12Extreme
Sep13Extreme
Oct12Extreme
Nov11Extreme
Dec11Extreme

Air quality in Cukai 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 Cukai is worst in September — around 27 µg/m³ PM2.5 (moderate), about 2.3× the cleanest month (November, 12 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateModerateSep 1526 µg/m³Nov 2212 µg/m³
PM2.5 (µg/m³)Level
Jan13Moderate
Feb13Moderate
Mar13Moderate
Apr14Moderate
May17Moderate
Jun18Moderate
Jul22Moderate
Aug22Moderate
Sep27Moderate
Oct20Moderate
Nov12Good
Dec12Moderate
Location & terrain

Where is Cukai?

Cukai sits at 4.3°N, 103.4°E, 12 m above sea level, in Malaysia. The nearest listed city is Kertih, 30 km away.

Topography around Cukai

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

Within 3 km, the terrain around Cukai has only modest variations in elevation — a maximum elevation change of 95 m around an average of 9 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 307 m; within 80 km, very significant variations in elevation — a maximum elevation change of 1,516 m.

The land around Cukai is covered by trees (36%) and artificial surfaces (33%) within 3 km, trees (51%) and water (36%) within 16 km, and trees (57%) and water (39%) within 80 km.

3 km
95 m
16 km
307 m
80 km
1,516 m
treesgrasslandartificial surfacesbare terrainwatermangroves
December weather nearby: Kertih 30 km · Paka 43 km · Kuantan 50 km · Dungun 58 km · Pekan 85 km · Kampung Perak 101 km · Maran 103 km · Marang 109 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 Cukai (4.25°, 103.4167°, 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).