Hengchun weather in January

In January, Hengchun sees average daytime highs of 22°C and overnight lows near 20°C, with 48 mm of rain across 8.3 wet days and about 10.8 hours of daylight. It is the 12th-warmest and 9th-wettest month of the year here.

Day-to-day highs hold fairly steady near 22°C through the month. The sky is clear or mostly clear about 43% of the time in January, and the air most often feels humid.

Daylight stretches from about 10 h 42 min at the start of January to 11 hours by month's end. Set against the rest of the year, January is Hengchun's 5th-clearest and 3rd-windiest month. For the whole year in context, see Hengchun's year-round climate.

Daytime high
22°
12th warmest
Overnight low
20°
1st coldest
Rainfall
48 mm
8.3 wet days
Daylight
10 h 48 min
6:43 AM – 5:30 PM
Cloud cover
48%
5th clearest
Wind
30 km/h
3rd windiest
Solar energy
3.66 kWh/m²
Travel score
7.0
out of 10

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 22°C through the month.

A typical January day in Hengchun reaches about 22°C in the afternoon and slips back to 20°C overnight — a 2°C spread between the day's warmth and the night's chill. On most days the high lands between 19°C and 24°C. Set against its neighbours, January runs about 1°C cooler than December and on par with February.

15°18°20°23°25°151015202531
Avg high (°C)Avg low (°C)
12220
22220
32220
42220
52220
62220
72220
82220
92220
102220
112220
122220
132220
142220
152220
162220
172220
182220
192220
202220
212220
222220
232220
242220
252220
262220
272220
282220
292220
302220
312220

How January really feels in Hengchun

Once humidity and wind are folded in, January 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

January sits comfortably in between — no days that feel dangerously hot or drop to a hard freeze once humidity and wind are folded in.

Hengchun weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 9th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan22° / 20°488.310.87.0
Feb22° / 21°347.411.27.2
Mar24° / 22°296.611.87.7
Apr25° / 24°447.212.57.4
May27° / 26°17713.9135.9
Jun28° / 27°29819.813.34.5
Jul28° / 27°29219.513.24.5
Aug28° / 27°37020.112.84.5
Sep28° / 26°21313.912.15.6
Oct27° / 25°1066.611.57.3
Nov25° / 23°78610.97.8
Dec23° / 21°48710.77.5

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 43% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 21% of January, with mostly cloudy or overcast conditions the remaining 36%. Skies tend to cloud over as the month goes on.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16436
26436
36436
46535
56535
66535
76535
86535
96535
106535
116535
126436
136436
146535
156535
166535
176436
186436
196436
206436
216337
226337
236436
246436
256436
266436
276436
286436
296436
306436
316436

Chance of precipitation in January

Any precipitation

Hengchun gets around 48 mm of rain over 8.3 wet days in January. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 28% and peaks near 31% on the wettest days.

0%10%20%30%40%151015202531
Rain chance (%)
124
224
324
424
525
625
726
826
927
1028
1128
1229
1329
1430
1530
1630
1731
1831
1931
2031
2131
2230
2330
2429
2528
2628
2728
2827
2927
3027
3126

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the humid band about 42% of days. Sticky, muggy-or-worse air turns up on roughly 25% of them.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)Oppressive (%)
152347232
252347232
362346232
462446232
562445232
662444232
762543242
862542243
962542243
1062641243
1162640243
1262740253
1362739253
1462739253
1562838252
1672838252
1772839252
1872839242
1972839242
2072939242
2162940232
2262940232
2362941231
2462941221
2562942221
2672942221
2772942211
2872942211
2972942201
3072942201
3182942201

Wind in January

Winds average 30 km/h in January.

Across January, daily wind ranges from about 29 km/h on the calmest days to 31 km/h at its breeziest. It stays fairly steady from day to day.

0102030151015202531
Wind speed (km/h)Feels
131windy
230windy
330windy
430windy
530windy
630windy
730windy
830windy
930windy
1030windy
1130windy
1230windy
1330windy
1430windy
1530windy
1630windy
1730windy
1830windy
1930windy
2030windy
2130windy
2230windy
2330windy
2430windy
2530windy
2630windy
2730windy
2830windy
2930windy
3030windy
3129windy

Sunrise & sunset in January

DaylightNight

Daylight runs from about 10 h 42 min at the start of January to 11 hours by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 18 minutes over January. Sunrise moves from 6:40 AM to 6:41 AM, and sunset from 5:20 PM to 5:40 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.76:405:20
210.76:405:21
310.76:405:22
410.76:415:22
510.76:415:23
610.76:415:24
710.76:415:24
810.76:425:25
910.76:425:25
1010.76:425:26
1110.76:425:27
1210.86:425:27
1310.86:425:28
1410.86:425:29
1510.86:435:29
1610.86:435:30
1710.86:435:31
1810.86:435:31
1910.86:435:32
2010.86:435:33
2110.86:425:33
2210.96:425:34
2310.96:425:35
2410.96:425:35
2510.96:425:36
2610.96:425:37
2710.96:425:37
2810.96:415:38
2911.06:415:39
3011.06:415:39
3111.06:415:40

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 3.66 kWh/m².

For context, solar energy here swings from a low near 3.37 kWh/m² to a high of 6.03 kWh/m² in April across the year — January's 3.66 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.5Moderate
23.5Moderate
33.5Moderate
43.5Moderate
53.5Moderate
63.5Moderate
73.5Moderate
83.5Moderate
93.6Moderate
103.6Moderate
113.6Moderate
123.6Moderate
133.6Moderate
143.6Moderate
153.6Moderate
163.6Moderate
173.6Moderate
183.6Moderate
193.6Moderate
203.6Moderate
213.7Moderate
223.7Moderate
233.7Moderate
243.7Moderate
253.7Moderate
263.8Moderate
273.8Moderate
283.8Moderate
293.8Moderate
303.9Moderate
313.9Moderate
Planning a trip in January

Hazard calendar for Hengchun

In seasonPeak

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

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

Hengchun'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 January a good time to visit Hengchun?

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

7.0
Sightseeing
7th-best month of the year
4.8
Beach & pool
12th-best month of the year

January is one of the better times to visit Hengchun for general sightseeing.

What to pack for Hengchun in January

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

In January, Hengchun sees daytime highs around 22°C and nights near 20°C. Pack a windbreaker. Worth having: rain gear. About 8 days see rain.

a windbreakerrain gear

Sea temperature near Hengchun in January

The nearest coast averages about 24°C in January — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 18 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
Sep29Tropical
Oct28Warm
Nov26Warm
Dec25Warm

UV index in Hengchun in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January peaks around 7 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Hengchun peaks around August 13 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 6 (high).

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

025710JanFebMarAprMayJunJulAugSepOctNovDecVery highVery highExtremeVery highHighAug 13UV 12Dec 21UV 6
UV index (midday)Level
Jan7High
Feb9Very high
Mar10Extreme
Apr10Very high
May10Extreme
Jun12Extreme
Jul12Extreme
Aug12Extreme
Sep11Extreme
Oct9Very high
Nov8Very high
Dec6High

Air quality in Hengchun in January

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where January falls, not just the annual average.

Air quality in Hengchun is worst in March — around 16 µg/m³ PM2.5 (moderate), about 2.2× the cleanest month (June, 8 µg/m³).

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

01020JanFebMarAprMayJunJulAugSepOctNovDecModerateGoodModerateMar 1416 µg/m³Jun 178 µg/m³
PM2.5 (µg/m³)Level
Jan14Moderate
Feb15Moderate
Mar16Moderate
Apr13Moderate
May9Good
Jun8Good
Jul9Good
Aug11Good
Sep10Good
Oct13Moderate
Nov13Moderate
Dec15Moderate
Location & terrain

Where is Hengchun?

Hengchun sits at 22.0°N, 120.7°E, 25 m above sea level, in Taiwan. The nearest listed city is Donggang, 60 km away.

DonggangChaozhouFengshanKaohsiungTaitungTainanYongkangYujing

Topography around Hengchun

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

Within 3 km, the terrain around Hengchun has significant variations in elevation — a maximum elevation change of 368 m around an average of 58 m above sea level; within 16 km, large variations in elevation — a maximum elevation change of 887 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,015 m.

The land around Hengchun is covered by trees (51%) and cropland (22%) within 3 km, water (54%) and trees (39%) within 16 km, and water (74%) and trees (22%) within 80 km.

3 km
368 m
16 km
887 m
80 km
3,015 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Donggang 60 km · Chaozhou 64 km · Fengshan 80 km · Kaohsiung 81 km · Taitung 94 km · Tainan 123 km · Yongkang 124 km · Yujing 128 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 Hengchun (22.0042°, 120.7439°, elevation 25 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).