Lai Chi Van weather in December

In December, Lai Chi Van sees average daytime highs of 19°C and overnight lows near 17°C, with 36 mm of rain across 4.5 wet days and about 10.7 hours of daylight. It is the 10th-warmest and 11th-wettest month of the year here.

Highs ease over the month, from about 21°C in the first days to 18°C by the end. The sky is clear or mostly clear about 48% of the time in December, and the air most often feels dry.

Daylight stretches from about 10 h 42 min at the start of December to 10 h 42 min by month's end. Set against the rest of the year, December is Lai Chi Van's 3rd-clearest and 1st-windiest month. For the whole year in context, see Lai Chi Van's year-round climate.

Daytime high
19°
10th warmest
Overnight low
17°
3rd coldest
Rainfall
36 mm
4.5 wet days
Daylight
10 h 42 min
7:02 AM – 5:42 PM
Cloud cover
47%
3rd clearest
Wind
24 km/h
1st windiest
Solar energy
3.38 kWh/m²
Travel score
7.2
out of 10

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 21°C in the first days to 18°C by the end.

A typical December day in Lai Chi Van reaches about 19°C in the afternoon and slips back to 17°C overnight — a 3°C spread between the day's warmth and the night's chill. On most days the high lands between 17°C and 22°C. Set against its neighbours, December runs about 4°C cooler than November and about 2°C warmer than January.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12119
22118
32118
42118
52118
62118
72018
82018
92017
102017
112017
122017
132017
141917
151917
161917
171916
181916
191916
201916
211916
221916
231916
241916
251916
261916
271916
281916
291816
301816
311816

How December really feels in Lai Chi Van

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.

Lai Chi Van weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 11th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan18° / 15°35610.86.5
Feb19° / 16°518.711.26.0
Mar21° / 19°6910.511.86.2
Apr24° / 22°10910.912.56.5
May26° / 25°20816.6135.5
Jun28° / 27°30321.413.34.1
Jul29° / 28°27719.913.24.2
Aug29° / 27°34721.412.84.1
Sep28° / 27°23117.112.15.0
Oct26° / 24°918.511.57.2
Nov23° / 21°395.810.97.8
Dec19° / 17°364.510.77.2

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 48% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 15% of December, with mostly cloudy or overcast conditions the remaining 38%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16733
26634
36634
46535
56436
66337
76337
86139
96139
106040
116040
126040
136040
146040
156040
166139
176139
186139
196238
206238
216238
226238
236337
246337
256337
266337
276337
286337
296337
306337
316238

Chance of precipitation in December

Any precipitation

Lai Chi Van gets around 36 mm of rain over 4.5 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 15% and peaks near 16% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
116
216
315
415
515
614
714
814
914
1014
1114
1214
1314
1414
1514
1614
1715
1815
1915
2015
2115
2215
2315
2415
2515
2614
2714
2814
2914
3014
3114

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the dry band about 43% of days. Sticky, muggy-or-worse air turns up on roughly 10% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1262823175
2282823165
3292823155
4312823145
5332822134
6342822124
7362722114
8382721103
939272193
1041262193
1142252192
1244252182
1345242182
1446232182
1547222181
1647222181
1748222181
1848222181
1949222180
2049222080
2149232080
2249232070
2350242070
2449242070
2549252060
2649262060
2748262050
2848272150
2947272240
3047272240
3146272340

Wind in December

Winds average 24 km/h in December, the windiest month of the year.

Across December, daily wind ranges from about 23 km/h on the calmest days to 25 km/h at its breeziest. It stays fairly steady from day to day.

0102030151015202531
Wind speed (km/h)Feels
124breezy
224breezy
324breezy
424breezy
524breezy
624breezy
724breezy
824breezy
924breezy
1024breezy
1125breezy
1225breezy
1325breezy
1424breezy
1524breezy
1624breezy
1724breezy
1824breezy
1924breezy
2024breezy
2124breezy
2224breezy
2324breezy
2424breezy
2524breezy
2623breezy
2723breezy
2823breezy
2923breezy
3023breezy
3123breezy

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 42 min at the start of December to 10 h 42 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 6:53 AM to 7:09 AM, and sunset from 5:38 PM to 5:49 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.76:535:38
210.76:545:38
310.76:555:38
410.76:555:38
510.76:565:38
610.76:565:39
710.76:575:39
810.76:585:39
910.76:585:39
1010.76:595:40
1110.76:595:40
1210.77:005:40
1310.77:015:41
1410.77:015:41
1510.77:025:41
1610.77:025:42
1710.77:035:42
1810.77:035:42
1910.67:045:43
2010.67:045:43
2110.67:055:44
2210.67:055:44
2310.67:065:45
2410.67:065:45
2510.67:075:46
2610.77:075:46
2710.77:085:47
2810.77:085:47
2910.77:085:48
3010.77:095:48
3110.77:095:49

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.38 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.38 kWh/m² to a high of 5.63 kWh/m² in July across the year — December's 3.38 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.5Moderate
23.5Moderate
33.5Moderate
43.5Moderate
53.4Moderate
63.4Moderate
73.4Moderate
83.4Moderate
93.4Moderate
103.4Moderate
113.4Moderate
123.3Moderate
133.3Moderate
143.3Moderate
153.3Moderate
163.3Moderate
173.4Moderate
183.4Moderate
193.4Moderate
203.4Moderate
213.4Moderate
223.4Moderate
233.4Moderate
243.4Moderate
253.4Moderate
263.4Moderate
273.4Moderate
283.4Moderate
293.5Moderate
303.5Moderate
313.5Moderate
Planning a trip in December

Hazard calendar for Lai Chi Van

In seasonPeak

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

Lai Chi Van sits in the Pacific typhoon belt; the season peaks July–October.

Lai Chi Van's monsoon runs May–September, 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 Lai Chi Van?

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

7.2
Sightseeing
2nd-best month of the year
3.4
Beach & pool
10th-best month of the year

December is one of the better times to visit Lai Chi Van for general sightseeing.

What to pack for Lai Chi Van in December

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

In December, Lai Chi Van sees daytime highs around 19°C and nights near 17°C. Worth packing: a windbreaker. About 5 days see rain.

a windbreaker

Sea temperature near Lai Chi Van in December

The nearest coast averages about 21°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 August at about 29°C and coldest in January near 19°C.

It's comfortable for a long swim from Mar 12 to Dec 25 — about 9.5 months when the water holds above 20°C.

20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan19Cool
Feb19Cool
Mar20Refreshing
Apr23Refreshing
May26Warm
Jun28Tropical
Jul29Tropical
Aug29Tropical
Sep28Tropical
Oct27Warm
Nov24Refreshing
Dec21Refreshing

UV index in Lai Chi Van in December

LowModerateHighVery highExtreme

Clear-sky midday UV in December peaks around 6 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Lai Chi Van peaks around July 14 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near January 10 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighJul 14UV 12Jan 10UV 6
UV index (midday)Level
Jan6High
Feb8Very high
Mar10Very high
Apr10Very high
May10Very high
Jun12Extreme
Jul12Extreme
Aug11Extreme
Sep10Very high
Oct9Very high
Nov7High
Dec6High

Air quality in Lai Chi Van 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 Lai Chi Van is worst in January — around 81 µg/m³ PM2.5 (unhealthy), about 5.8× the cleanest month (June, 14 µg/m³).

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

0306090JanFebMarAprMayJunJulAugSepOctNovDecUnhealthyPoorModeratePoorUnhealthyJan 1380 µg/m³Jun 2214 µg/m³
PM2.5 (µg/m³)Level
Jan81Unhealthy
Feb66Unhealthy
Mar54Poor
Apr38Poor
May24Moderate
Jun14Moderate
Jul15Moderate
Aug20Moderate
Sep32Moderate
Oct52Poor
Nov62Unhealthy
Dec75Unhealthy
Location & terrain

Where is Lai Chi Van?

Lai Chi Van sits at 22.1°N, 113.6°E, 22 m above sea level, in Macao. The nearest listed city is Luhuan, 0.0 km away.

TaipaZhuojiacunMacau

Topography around Lai Chi Van

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

Within 3 km, the terrain around Lai Chi Van has significant variations in elevation — a maximum elevation change of 358 m around an average of 30 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 452 m; within 80 km, large variations in elevation — a maximum elevation change of 1,004 m.

The land around Lai Chi Van is covered by trees (32%), water (31%) and artificial surfaces (24%) within 3 km, water (71%) within 16 km, and water (61%) within 80 km.

3 km
358 m
16 km
452 m
80 km
1,004 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Luhuan 0.0 km · Taipa 4.0 km · Zhuojiacun 5.0 km · 8.0 km · Macau 9.0 km · Zhuhai 18 km · San Tung Chung Hang 44 km · Tung Chung 44 km

Macao travel facts

Travel advisory
Level 3
Reconsider Travel
Power plugs
Type D / G / M
230 V · 50 Hz
Prices
≈ 55% of US
price level, 2025
GDP per capita
$75,902
2025
Safe drinking water
100%
of population, 2024
Homicide rate
0.6
per 100k, 2023
Income group
High
World Bank
Religion
folk religion 59%Buddhist 17%none 15%Christian 7%

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 Lai Chi Van (22.1197°, 113.5511°, elevation 22 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).