Kaohsiung weather in December

In December, Kaohsiung sees average daytime highs of 24°C and overnight lows near 19°C, with 40 mm of rain across 5.6 wet days and about 10.6 hours of daylight. It is the 10th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 25°C in the first days to 23°C by the end. The sky is clear or mostly clear about 39% of the time in December, and the air most often feels humid.

Daylight stretches from about 10 h 42 min at the start of December to 10 h 36 min by month's end. Set against the rest of the year, December is Kaohsiung's 5th-clearest and 7th-windiest month. For the whole year in context, see Kaohsiung's year-round climate.

Daytime high
24°
10th warmest
Overnight low
19°
3rd coldest
Rainfall
40 mm
5.6 wet days
Daylight
10 h 36 min
6:36 AM – 5:14 PM
Cloud cover
52%
5th clearest
Wind
12 km/h
7th windiest
Solar energy
3.23 kWh/m²
Travel score
7.7
out of 10

Kaohsiung is city in southern Taiwan.

Density
927/km²
people per km²
Founded
2010

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in December

Average highAverage lowShaded bands: 10–90% of days

Highs ease over the month, from about 25°C in the first days to 23°C by the end.

A typical December day in Kaohsiung reaches about 24°C in the afternoon and slips back to 19°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 21°C and 26°C. Set against its neighbours, December runs about 3°C cooler than November and about 1°C warmer than January.

15°20°25°30°151015202531
Avg high (°C)Avg low (°C)
12521
22520
32520
42520
52520
62520
72520
82420
92420
102420
112420
122419
132419
142419
152419
162419
172419
182419
192419
202319
212319
222319
232319
242318
252318
262318
272318
282318
292318
302318
312318

How December really feels in Kaohsiung

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.

Kaohsiung weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan23° / 18°355.910.87.6
Feb24° / 18°26611.27.6
Mar26° / 21°367.311.87.2
Apr28° / 23°821012.56.2
May29° / 26°23217.313.14.4
Jun30° / 27°33820.513.43.5
Jul31° / 27°27519.713.23.5
Aug30° / 27°36321.212.83.5
Sep30° / 26°18916.712.14.1
Oct29° / 25°8011.611.55.6
Nov27° / 22°588.110.97.0
Dec24° / 19°405.610.67.7

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 39% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 22% of December, with mostly cloudy or overcast conditions the remaining 39%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16337
26238
36238
46238
56139
66139
76139
86040
96040
106040
115941
125941
135941
145941
155941
165941
175941
186040
196040
206040
216040
226040
236040
246040
256139
266238
276238
286337
296337
306337
316436

Chance of precipitation in December

Any precipitation

Kaohsiung gets around 40 mm of rain over 5.6 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 18% and peaks near 21% on the wettest days.

0%10%20%30%151015202531
Rain chance (%)
121
221
320
420
520
619
719
819
919
1019
1119
1219
1319
1419
1519
1618
1718
1818
1918
2017
2117
2217
2317
2417
2517
2617
2717
2816
2916
3016
3116

Humidity in December

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, December lands in the humid band about 36% of days. Sticky, muggy-or-worse air turns up on roughly 32% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
1413274313
2514284212
3515294111
451630409
551731398
651732387
761833376
861834366
961935355
1062035345
1172035334
1272135324
1382235314
1482236303
1592336293
1692436283
17102436273
18102536263
19112537252
20122637242
21132637222
22142637212
23142738202
24152738182
25162739171
26162740161
27162740151
28172741141
29172841141
30172841131
31172841131

Wind in December

Winds average 12 km/h in December.

Across December, daily wind ranges from about 10 km/h on the calmest days to 12 km/h at its breeziest. It stays fairly steady from day to day.

051015151015202531
Wind speed (km/h)Feels
110calm
211calm
311calm
411calm
511calm
611calm
711calm
811calm
911calm
1011calm
1111calm
1211calm
1311calm
1411calm
1512calm
1612calm
1712calm
1812calm
1912calm
2012calm
2112calm
2212calm
2312calm
2412calm
2512light breeze
2612light breeze
2712light breeze
2812light breeze
2912light breeze
3012light breeze
3112light breeze

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 42 min at the start of December to 10 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 6:27 AM to 6:43 AM, and sunset from 5:10 PM to 5:21 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.76:275:10
210.76:285:10
310.76:285:10
410.76:295:10
510.76:305:10
610.76:305:11
710.76:315:11
810.76:325:11
910.76:325:11
1010.66:335:12
1110.66:335:12
1210.66:345:12
1310.66:355:12
1410.66:355:13
1510.66:365:13
1610.66:365:14
1710.66:375:14
1810.66:375:14
1910.66:385:15
2010.66:385:15
2110.66:395:16
2210.66:395:16
2310.66:405:17
2410.66:405:17
2510.66:415:18
2610.66:415:18
2710.66:425:19
2810.66:425:19
2910.66:425:20
3010.66:435:20
3110.66:435:21

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 3.23 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 3.23 kWh/m² to a high of 5.62 kWh/m² in July across the year — December's 3.23 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.4Moderate
23.4Moderate
33.4Moderate
43.4Moderate
53.4Moderate
63.3Moderate
73.3Moderate
83.3Moderate
93.3Moderate
103.3Moderate
113.3Moderate
123.3Moderate
133.2Moderate
143.2Moderate
153.2Moderate
163.2Moderate
173.2Moderate
183.2Moderate
193.2Moderate
203.2Moderate
213.2Moderate
223.2Moderate
233.2Moderate
243.3Moderate
253.3Moderate
263.3Moderate
273.3Moderate
283.3Moderate
293.3Moderate
303.3Moderate
313.4Moderate
Planning a trip in December

Hazard calendar for Kaohsiung

In seasonPeak

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

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

Kaohsiung'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 Kaohsiung?

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

7.7
Sightseeing
1st-best month of the year
6.4
Beach & pool
5th-best month of the year

December is one of the better times to visit Kaohsiung for general sightseeing. The water and warmth also suit a beach or pool day.

What to pack for Kaohsiung in December

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

In December, Kaohsiung sees daytime highs around 24°C and nights near 19°C. Worth packing: light clothes. About 6 days see rain.

light clothes

Sea temperature near Kaohsiung in December

The nearest coast averages about 25°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 19 km away) is warmest in July at about 29°C and coldest in January near 24°C.

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

22°24°26°28°30°JanFebMarAprMayJunJulAugSepOctNovDecrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan24Refreshing
Feb24Refreshing
Mar24Warm
Apr26Warm
May28Warm
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep29Tropical
Oct28Warm
Nov26Warm
Dec25Warm

UV index in Kaohsiung 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 Kaohsiung peaks around June 17 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 22 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 highHighJun 17UV 12Dec 22UV 6
UV index (midday)Level
Jan6High
Feb8Very high
Mar10Very high
Apr9Very high
May9Very high
Jun12Extreme
Jul10Very high
Aug12Extreme
Sep11Extreme
Oct8Very high
Nov7Very high
Dec6High

Air quality in Kaohsiung 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 Kaohsiung is worst in March — around 34 µg/m³ PM2.5 (moderate), about 2.4× the cleanest month (June, 14 µg/m³).

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

010203040JanFebMarAprMayJunJulAugSepOctNovDecModerateMar 1034 µg/m³Jun 2214 µg/m³
PM2.5 (µg/m³)Level
Jan33Moderate
Feb33Moderate
Mar34Moderate
Apr28Moderate
May20Moderate
Jun14Moderate
Jul15Moderate
Aug18Moderate
Sep24Moderate
Oct32Moderate
Nov32Moderate
Dec31Moderate
Location & terrain

Where is Kaohsiung?

Kaohsiung sits at 22.6°N, 120.3°E, 9 m above sea level, in Taiwan. The nearest listed city is Fengshan, 5.0 km away.

DonggangChaozhouTainanYongkangYujingXinyingHengchun

Topography around Kaohsiung

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

Within 3 km, the terrain around Kaohsiung has only modest variations in elevation — a maximum elevation change of 31 m around an average of 10 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 351 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,241 m.

The land around Kaohsiung is covered by artificial surfaces (82%) within 3 km, water (43%) and artificial surfaces (29%) within 16 km, and water (45%) and trees (43%) within 80 km.

3 km
31 m
16 km
351 m
80 km
3,241 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Fengshan 5.0 km · Donggang 22 km · Chaozhou 24 km · Tainan 43 km · Yongkang 46 km · Yujing 59 km · Xinying 77 km · Hengchun 81 km

Taiwan travel facts

Travel advisory
Level 1
Exercise Normal Precautions
Power plugs
Type A / B
110 / 220 V · 60 Hz
Happiness
6.7 / 10
World Happiness, 2025
Religion
Buddhist 35%Taoist 33%none or unspecified 18%folk religion approximately 10%

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 Kaohsiung (22.6163°, 120.3133°, 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. 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).