Taitung weather in December

In December, Taitung sees average daytime highs of 21°C and overnight lows near 18°C, with 267 mm of rain across 27.4 wet days and about 10.6 hours of daylight. It is the 10th-warmest and 7th-wettest month of the year here.

Highs ease over the month, from about 21°C in the first days to 20°C by the end. The sky is clear or mostly clear about 11% 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 Taitung's 8th-clearest and 1st-windiest month. For the whole year in context, see Taitung's year-round climate.

Daytime high
21°
10th warmest
Overnight low
18°
3rd coldest
Rainfall
267 mm
27.4 wet days
Daylight
10 h 36 min
6:33 AM – 5:10 PM
Cloud cover
69%
8th clearest
Wind
20 km/h
1st windiest
Solar energy
2.74 kWh/m²
Travel score
3.9
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 20°C by the end.

A typical December day in Taitung reaches about 21°C in the afternoon and slips back to 18°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 18°C and 23°C. Set against its neighbours, December runs about 3°C cooler than November and about 1°C warmer than January.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12220
22219
32219
42119
52119
62119
72119
82119
92119
102119
112119
122119
132118
142118
152118
162018
172018
182018
192018
202018
212018
222018
232018
242018
252018
262018
272018
282018
292018
302018
312017

How December really feels in Taitung

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.

Taitung weather by month

How December compares with the rest of the year at a glance. December is the 10th-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan20° / 17°31328.610.83.6
Feb20° / 18°2732511.23.8
Mar22° / 19°24225.411.84.4
Apr24° / 22°24422.412.54.8
May26° / 24°38823.813.14.5
Jun28° / 26°29517.913.44.5
Jul29° / 27°23317.213.34.6
Aug28° / 26°3152012.84.4
Sep27° / 25°34121.112.14.7
Oct25° / 23°2442211.55.0
Nov23° / 21°23623.810.94.6
Dec21° / 18°26727.410.63.9

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 11% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 21% of December, with mostly cloudy or overcast conditions the remaining 69%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
13664
23565
33565
43565
53565
63466
73466
83466
93367
103367
113367
123367
133268
143268
153367
163367
173268
183169
193169
203169
213070
223070
233070
242971
252971
262872
272872
282773
292773
302674
312674

Chance of precipitation in December

Any precipitation

Taitung gets around 267 mm of rain over 27.4 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 88% and peaks near 92% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
186
286
386
486
586
686
786
886
986
1087
1187
1287
1387
1487
1587
1687
1787
1887
1988
2088
2189
2289
2390
2490
2590
2691
2791
2892
2992
3092
3192

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 42% of days. Sticky, muggy-or-worse air turns up on roughly 20% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
142038353
252139333
352239313
452340292
562441282
662442262
762542252
862543242
972643232
1072643221
1182644211
1282743211
1392743201
1492743201
15102743191
16102743191
17112843181
18112842181
19122842170
20132942160
21142941160
22143041150
23153041140
24163040130
25163140120
26173140120
27173141110
28173141110
29173142100
30173142100
31173142100

Wind in December

Winds average 20 km/h in December, the windiest month of the year.

Across December, daily wind ranges from about 18 km/h on the calmest days to 20 km/h at its breeziest. It stays fairly steady from day to day.

0510152025151015202531
Wind speed (km/h)Feels
120breezy
220breezy
320breezy
420breezy
520breezy
620breezy
720breezy
820breezy
920breezy
1020breezy
1120breezy
1220breezy
1320breezy
1420breezy
1520light breeze
1620light breeze
1720light breeze
1820light breeze
1920light breeze
2020light breeze
2120light breeze
2219light breeze
2319light breeze
2419light breeze
2519light breeze
2619light breeze
2719light breeze
2819light breeze
2919light breeze
3018light breeze
3118light 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 6:24 AM to 6:40 AM, and sunset from 5:06 PM to 5:17 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.76:245:06
210.76:255:06
310.76:255:07
410.76:265:07
510.76:275:07
610.76:275:07
710.76:285:07
810.66:295:07
910.66:295:08
1010.66:305:08
1110.66:305:08
1210.66:315:09
1310.66:325:09
1410.66:325:09
1510.66:335:10
1610.66:335:10
1710.66:345:10
1810.66:345:11
1910.66:355:11
2010.66:355:12
2110.66:365:12
2210.66:365:12
2310.66:375:13
2410.66:375:13
2510.66:385:14
2610.66:385:14
2710.66:385:15
2810.66:395:16
2910.66:395:16
3010.66:405:17
3110.66:405:17

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.74 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.74 kWh/m² to a high of 5.83 kWh/m² in July across the year — December's 2.74 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
13.0Moderate
23.0Moderate
32.9Moderate
42.9Moderate
52.9Moderate
62.9Moderate
72.9Moderate
82.8Moderate
92.8Moderate
102.8Moderate
112.8Moderate
122.8Moderate
132.8Moderate
142.8Moderate
152.8Moderate
162.7Moderate
172.7Moderate
182.7Moderate
192.7Moderate
202.7Moderate
212.7Moderate
222.7Moderate
232.7Moderate
242.7Moderate
252.7Moderate
262.7Moderate
272.7Moderate
282.7Moderate
292.7Moderate
302.7Moderate
312.7Moderate
Planning a trip in December

Hazard calendar for Taitung

In seasonPeak

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

Taitung 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 Taitung?

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

3.9
Sightseeing
10th-best month of the year
2.3
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Taitung.

What to pack for Taitung in December

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

In December, Taitung sees daytime highs around 21°C and nights near 18°C. Pack rain gear. About 27 days see rain.

rain gear

Sea temperature near Taitung 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 15 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
Jan24Warm
Feb24Warm
Mar25Warm
Apr26Warm
May28Warm
Jun29Tropical
Jul29Tropical
Aug29Tropical
Sep28Tropical
Oct28Warm
Nov26Warm
Dec25Warm

UV index in Taitung 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 Taitung peaks around June 21 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highExtremeVery highHighJun 21UV 12Dec 20UV 6
UV index (midday)Level
Jan7High
Feb9Very high
Mar10Very high
Apr9Very high
May10Very high
Jun13Extreme
Jul12Extreme
Aug11Extreme
Sep11Extreme
Oct9Very high
Nov7Very high
Dec6High

Air quality in Taitung 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 Taitung is worst in March — around 16 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (July, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodMar 1816 µg/m³Jul 148 µg/m³
PM2.5 (µg/m³)Level
Jan12Good
Feb13Moderate
Mar16Moderate
Apr14Moderate
May10Good
Jun9Good
Jul8Good
Aug10Good
Sep9Good
Oct10Good
Nov9Good
Dec11Good
Location & terrain

Where is Taitung?

Taitung sits at 22.8°N, 121.1°E, 20 m above sea level, in Taiwan. The nearest listed city is Chaozhou, 66 km away.

ChaozhouDonggangYujingFengshanKaohsiungHengchunYongkangTainan

Topography around Taitung

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

Within 3 km, the terrain around Taitung has only modest variations in elevation — a maximum elevation change of 65 m around an average of 17 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,549 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,783 m.

The land around Taitung is covered by artificial surfaces (31%), trees (25%) and cropland (20%) within 3 km, water (51%) and trees (40%) within 16 km, and trees (49%) and water (46%) within 80 km.

3 km
65 m
16 km
1,549 m
80 km
3,783 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Chaozhou 66 km · Donggang 79 km · Yujing 81 km · Fengshan 82 km · Kaohsiung 87 km · Hengchun 94 km · Yongkang 96 km · Tainan 99 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 Taitung (22.7599°, 121.1446°, elevation 20 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).