Changloon weather in December

In December, Changloon sees average daytime highs of 30°C and overnight lows near 23°C, with 154 mm of rain across 17.4 wet days and about 11.6 hours of daylight. It is the 12th-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 30°C through the month. The sky is clear or mostly clear about 7% of the time in December, and the air most often feels oppressive.

Daylight stretches from about 11 h 42 min at the start of December to 11 h 36 min by month's end. Set against the rest of the year, December is Changloon's 5th-clearest and 3rd-windiest month. For the whole year in context, see Changloon's year-round climate.

Daytime high
30°
12th warmest
Overnight low
23°
3rd coldest
Rainfall
154 mm
17.4 wet days
Daylight
11 h 36 min
7:26 AM – 7:03 PM
Cloud cover
81%
5th clearest
Wind
10 km/h
3rd windiest
Solar energy
4.22 kWh/m²
Travel score
3.9
out of 10

Changloon is Main border town in Kedah.

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 30°C through the month.

A typical December day in Changloon reaches about 30°C in the afternoon and slips back to 23°C overnight — a 7°C spread between the day's warmth and the night's chill. On most days the high lands between 27°C and 32°C. Set against its neighbours, December runs on par with November and about 2°C cooler than January.

20°25°30°35°151015202531
Avg high (°C)Avg low (°C)
13023
23023
33023
43023
53023
63023
73023
83023
93023
103023
113023
123023
133023
143023
153023
163023
173023
183023
193023
203023
213023
223023
233023
243023
253023
263023
273023
283023
293023
303023
313023

How December really feels in Changloon

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.

Changloon weather by month

How December compares with the rest of the year at a glance. December is the 12th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan32° / 23°578.811.74.1
Feb34° / 23°416.911.83.1
Mar35° / 24°12314.2122.3
Apr34° / 24°1732212.12.2
May32° / 24°17824.512.32.4
Jun32° / 24°13120.712.42.9
Jul31° / 24°13621.412.33.0
Aug31° / 24°15622.812.22.9
Sep31° / 24°19425.5122.7
Oct31° / 24°27528.411.92.6
Nov30° / 23°24325.611.72.9
Dec30° / 23°15417.411.63.9

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 7% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 11% of December, with mostly cloudy or overcast conditions the remaining 82%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11585
21585
31585
41585
51585
61684
71783
81684
91684
101684
111684
121783
131783
141882
151783
161783
171783
181783
191783
201783
211882
221882
231882
241882
252080
262080
272080
282179
292377
302476
312476

Chance of precipitation in December

Any precipitation

Changloon gets around 154 mm of rain over 17.4 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 56% and peaks near 70% on the wettest days. The odds ease toward the end of the month.

0%20%40%60%80%151015202531
Rain chance (%)
170
269
368
467
566
665
765
864
963
1063
1162
1261
1361
1460
1559
1657
1756
1855
1954
2053
2152
2251
2349
2448
2547
2646
2744
2843
2942
3041
3140

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 85% of days. Sticky, muggy-or-worse air turns up on roughly 100% of them.

0%25%50%75%100%151015202531
Muggy (%)Oppressive (%)Miserable (%)
127919
228018
328117
428216
528315
628315
728414
828513
928612
1038611
1138710
1238710
133889
143898
154888
164897
175887
185887
196886
206886
217876
228875
238875
249865
2510855
2610864
2711854
2812844
2912844
3013834
3114824

Wind in December

Winds average 10 km/h in December.

Across December, daily wind ranges from about 9 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
19calm
29calm
39calm
49calm
59calm
69calm
79calm
89calm
99calm
1010calm
1110calm
1210calm
1310calm
1410calm
1510calm
1610calm
1710calm
1810calm
1910calm
2010calm
2111calm
2211calm
2311calm
2411calm
2511calm
2611calm
2711calm
2811calm
2911calm
3011calm
3111calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 11 h 42 min at the start of December to 11 h 36 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 6 minutes over December. Sunrise moves from 7:18 AM to 7:32 AM, and sunset from 6:58 PM to 7:10 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
111.77:186:58
211.77:196:58
311.67:196:58
411.67:206:59
511.67:206:59
611.67:216:59
711.67:217:00
811.67:227:00
911.67:227:00
1011.67:237:01
1111.67:237:01
1211.67:247:02
1311.67:247:02
1411.67:257:02
1511.67:257:03
1611.67:267:03
1711.67:267:04
1811.67:277:04
1911.67:277:05
2011.67:287:05
2111.67:287:06
2211.67:287:06
2311.67:297:07
2411.67:297:07
2511.67:307:07
2611.67:307:08
2711.67:317:08
2811.67:317:09
2911.67:327:09
3011.67:327:10
3111.67:327:10

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 4.22 kWh/m².

For context, solar energy here swings from a low near 4.11 kWh/m² to a high of 5.97 kWh/m² in March across the year — December's 4.22 kWh/m² sits near the bottom.

024151015202531
Solar energy (kWh/m²)Level
14.1Bright
24.1Bright
34.1Bright
44.1Bright
54.1Bright
64.1Bright
74.1Bright
84.2Bright
94.2Bright
104.2Bright
114.2Bright
124.2Bright
134.2Bright
144.2Bright
154.2Bright
164.2Bright
174.2Bright
184.3Bright
194.3Bright
204.3Bright
214.3Bright
224.3Bright
234.3Bright
244.3Bright
254.4Bright
264.4Bright
274.4Bright
284.5Bright
294.5Bright
304.5Bright
314.5Bright
Planning a trip in December

Hazard calendar for Changloon

In seasonPeak

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

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

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

Is December a good time to visit Changloon?

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

3.9
Sightseeing
2nd-best month of the year
5.4
Beach & pool
3rd-best month of the year

December is a weaker month for outdoor sightseeing in Changloon.

What to pack for Changloon in December

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

In December, Changloon sees daytime highs around 30°C and nights near 23°C. Pack light clothes and rain gear. About 17 days see rain.

light clothesrain gear

Sea temperature near Changloon 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 34 km away) is warmest in May at about 31°C and coldest in January 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
Feb29Tropical
Mar30Tropical
Apr30Tropical
May31Tropical
Jun31Tropical
Jul30Tropical
Aug30Tropical
Sep30Tropical
Oct29Tropical
Nov29Tropical
Dec29Tropical

UV index in Changloon 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 Changloon peaks around February 21 at about 14 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near November 21 at about 11 (extreme).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecExtremeFeb 21UV 14Nov 21UV 11
UV index (midday)Level
Jan12Extreme
Feb14Extreme
Mar14Extreme
Apr13Extreme
May12Extreme
Jun12Extreme
Jul11Extreme
Aug12Extreme
Sep13Extreme
Oct12Extreme
Nov11Extreme
Dec11Extreme

Air quality in Changloon 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 Changloon is worst in October — around 27 µg/m³ PM2.5 (moderate), and holds fairly steady the rest of the year.

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateOct 1227 µg/m³Feb 1217 µg/m³
PM2.5 (µg/m³)Level
Jan19Moderate
Feb17Moderate
Mar21Moderate
Apr27Moderate
May26Moderate
Jun27Moderate
Jul26Moderate
Aug24Moderate
Sep26Moderate
Oct27Moderate
Nov23Moderate
Dec18Moderate
Location & terrain

Where is Changloon?

Changloon sits at 6.4°N, 100.4°E, 34 m above sea level, in Malaysia. The nearest listed city is Padang Besar, 16 km away.

Topography around Changloon

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

Within 3 km, the terrain around Changloon has only modest variations in elevation — a maximum elevation change of 150 m around an average of 33 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 745 m; within 80 km, large variations in elevation — a maximum elevation change of 1,162 m.

The land around Changloon is covered by trees (60%) within 3 km, trees (79%) within 16 km, and trees (63%) and water (24%) within 80 km.

3 km
150 m
16 km
745 m
80 km
1,162 m
treesgrasslandcroplandartificial surfaceswatermangroves
December weather nearby: Padang Besar 16 km · Kampung Hutan Arau 17 km · Jitra 18 km · Sadao 23 km · Kangar 26 km · Anak Bukit 28 km · Pokok Sena 31 km · Alor Setar 36 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 Changloon (6.4342°, 100.4313°, elevation 34 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).