Hualien weather in December

In December, Hualien sees average daytime highs of 16°C and overnight lows near 11°C, with 331 mm of rain across 28.3 wet days and about 10.5 hours of daylight. It is the 10th-warmest and 9th-wettest month of the year here.

Highs ease over the month, from about 17°C in the first days to 15°C by the end. The sky is clear or mostly clear about 2% of the time in December, and the air most often feels dry.

Daylight stretches from about 10 h 36 min at the start of December to 10 h 30 min by month's end. Set against the rest of the year, December is Hualien's 9th-clearest and 11th-windiest month. For the whole year in context, see Hualien's year-round climate.

Daytime high
16°
10th warmest
Overnight low
11°
3rd coldest
Rainfall
331 mm
28.3 wet days
Daylight
10 h 30 min
6:34 AM – 5:06 PM
Cloud cover
83%
9th clearest
Wind
4 km/h
11th windiest
Solar energy
2.11 kWh/m²
Travel score
2.9
out of 10

Hualien is A county-administered city in Hualien County, Taiwan.

Density
3,382/km²
people per km²

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 17°C in the first days to 15°C by the end.

A typical December day in Hualien reaches about 16°C in the afternoon and slips back to 11°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 12°C and 20°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)
11813
21813
31712
41712
51712
61712
71712
81712
91712
101712
111612
121611
131611
141611
151611
161611
171611
181611
191611
201611
211611
221611
231611
241611
251510
261510
271510
281510
291510
301510
311510

Hualien 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
Jan15° / 10°40629.610.72.4
Feb16° / 10°38125.911.22.7
Mar18° / 12°33527.611.83.4
Apr21° / 15°27926.512.53.8
May23° / 17°37129.113.13.8
Jun26° / 19°33725.713.53.9
Jul27° / 20°29421.613.34.6
Aug27° / 20°35322.912.84.6
Sep25° / 19°46922.912.14.6
Oct22° / 17°34423.511.44.5
Nov19° / 14°26924.610.83.9
Dec16° / 11°33128.310.52.9

Cloud cover in December

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 2% of the time in December.

Beyond those clear spells, partly cloudy skies cover about 7% of December, with mostly cloudy or overcast conditions the remaining 91%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
11585
21486
31486
41387
51387
61288
71288
81288
91090
10991
11991
12991
13991
14991
15991
16991
17991
18991
19991
20892
21892
22793
23793
24793
25793
26694
27694
28694
29595
30496
31496

Chance of precipitation in December

Any precipitation

Hualien gets around 331 mm of rain over 28.3 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 91% and peaks near 94% on the wettest days.

0%20%40%60%80%100%151015202531
Rain chance (%)
189
289
389
489
590
690
790
890
991
1091
1191
1291
1391
1491
1591
1691
1791
1891
1991
2091
2191
2292
2392
2492
2592
2692
2793
2893
2993
3093
3194

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 61% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)
1404812
2424711
3444610
446459
547448
649447
750437
852426
953425
1055414
1155414
1257403
1357403
1458393
1560382
1661372
1762362
1863352
1964342
2066331
2168311
2269301
2370291
2472271
2573261
2674251
2775241
2876231
2976231
3076231
3177221

Wind in December

Winds average 4 km/h in December.

Across December, daily wind ranges from about 4 km/h on the calmest days to 4 km/h at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (km/h)Feels
14calm
24calm
34calm
44calm
54calm
64calm
74calm
84calm
94calm
104calm
114calm
124calm
134calm
144calm
154calm
164calm
174calm
184calm
194calm
204calm
214calm
224calm
234calm
244calm
254calm
264calm
274calm
284calm
294calm
304calm
314calm

Sunrise & sunset in December

DaylightNight

Daylight runs from about 10 h 36 min at the start of December to 10 h 30 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 6:25 AM to 6:41 AM, and sunset from 5:02 PM to 5:13 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.66:255:02
210.66:255:02
310.66:265:02
410.66:275:02
510.66:275:03
610.66:285:03
710.66:295:03
810.66:295:03
910.66:305:03
1010.66:305:04
1110.56:315:04
1210.56:325:04
1310.56:325:05
1410.56:335:05
1510.56:335:05
1610.56:345:06
1710.56:345:06
1810.56:355:06
1910.56:365:07
2010.56:365:07
2110.56:375:08
2210.56:375:08
2310.56:375:09
2410.56:385:09
2510.56:385:10
2610.56:395:10
2710.56:395:11
2810.56:405:11
2910.56:405:12
3010.56:405:12
3110.56:415:13

Solar energy in December

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in December, about 2.11 kWh/m² — the year's lowest.

For context, solar energy here swings from a low near 2.11 kWh/m² to a high of 5.81 kWh/m² in July across the year — December's 2.11 kWh/m² sits near the bottom.

0123151015202531
Solar energy (kWh/m²)Level
12.4Moderate
22.4Moderate
32.3Moderate
42.3Moderate
52.3Moderate
62.3Moderate
72.2Moderate
82.2Moderate
92.2Moderate
102.2Moderate
112.2Moderate
122.1Moderate
132.1Moderate
142.1Moderate
152.1Moderate
162.1Moderate
172.1Moderate
182.1Moderate
192.1Moderate
202.1Moderate
212.1Moderate
222.1Moderate
232.1Moderate
242.1Moderate
252.1Moderate
262.1Moderate
272.1Moderate
282.1Moderate
292.1Moderate
302.1Moderate
312.1Moderate
Planning a trip in December

Hazard calendar for Hualien

In seasonPeak

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

Hualien 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 Hualien?

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

2.9
Sightseeing
10th-best month of the year
0.4
Beach & pool
10th-best month of the year

December is a weaker month for outdoor sightseeing in Hualien.

What to pack for Hualien in December

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

In December, Hualien sees daytime highs around 16°C and nights near 11°C. Pack rain gear. Worth having: a warm layer. About 28 days see rain.

rain geara warm layer

Sea temperature near Hualien 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 offshore is warmest in August 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
Mar25Warm
Apr26Warm
May27Warm
Jun28Tropical
Jul29Tropical
Aug29Tropical
Sep28Tropical
Oct27Warm
Nov26Warm
Dec25Warm

UV index in Hualien 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 Hualien peaks around June 21 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 19 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 21UV 12Dec 19UV 6
UV index (midday)Level
Jan6High
Feb8Very high
Mar10Very high
Apr8Very high
May10Very high
Jun13Extreme
Jul12Extreme
Aug11Extreme
Sep11Extreme
Oct9Very high
Nov7Very high
Dec6High

Air quality in Hualien 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 Hualien is worst in March — around 22 µg/m³ PM2.5 (moderate), about 2.0× the cleanest month (October, 11 µg/m³).

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

0102030JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateMar 2422 µg/m³Oct 1811 µg/m³
PM2.5 (µg/m³)Level
Jan15Moderate
Feb17Moderate
Mar22Moderate
Apr22Moderate
May17Moderate
Jun15Moderate
Jul11Good
Aug12Good
Sep11Good
Oct11Good
Nov11Good
Dec13Moderate
Location & terrain

Where is Hualien?

Hualien sits at 24.0°N, 121.6°E, 13 m above sea level, in Taiwan. The nearest listed city is Xiulin, 16 km away.

PuliYilanLuguWufengCaotunZhongxing New VillageTaichung

Topography around Hualien

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

Within 3 km, the terrain around Hualien has only modest variations in elevation — a maximum elevation change of 101 m around an average of 16 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 2,378 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,837 m.

The land around Hualien is covered by artificial surfaces (44%), trees (27%) and water (22%) within 3 km, water (46%) and trees (45%) within 16 km, and trees (66%) and water (31%) within 80 km.

3 km
101 m
16 km
2,378 m
80 km
3,837 m
treesgrasslandcroplandartificial surfacesbare terrainwater
December weather nearby: Xiulin 16 km · Puli 65 km · Yilan 88 km · Lugu 90 km · Wufeng 93 km · Caotun 93 km · Zhongxing New Village 93 km · Taichung 95 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 Hualien (23.9769°, 121.6044°, elevation 13 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).