Miaoli weather in January

In January, Miaoli sees average daytime highs of 19°C and overnight lows near 14°C, with 69 mm of rain across 8.9 wet days and about 10.6 hours of daylight. It is the 12th-warmest and 10th-wettest month of the year here.

Day-to-day highs hold fairly steady near 19°C through the month. The sky is clear or mostly clear about 49% of the time in January, and the air most often feels dry.

Daylight stretches from about 10 h 30 min at the start of January to 10 h 54 min by month's end. Set against the rest of the year, January is Miaoli's 4th-clearest and 3rd-windiest month. For the whole year in context, see Miaoli's year-round climate.

Daytime high
19°
12th warmest
Overnight low
14°
1st coldest
Rainfall
69 mm
8.9 wet days
Daylight
10 h 36 min
6:47 AM – 5:25 PM
Cloud cover
44%
4th clearest
Wind
18 km/h
3rd windiest
Solar energy
3.29 kWh/m²
Travel score
6.5
out of 10

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

Density
2,278/km²
people per km²
Founded
1981

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

Temperature in January

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 19°C through the month.

A typical January day in Miaoli reaches about 19°C in the afternoon and slips back to 14°C overnight — a 5°C spread between the day's warmth and the night's chill. On most days the high lands between 15°C and 22°C. Set against its neighbours, January runs about 2°C cooler than December and on par with February.

10°15°20°25°151015202531
Avg high (°C)Avg low (°C)
12015
21915
31915
41915
51915
61915
71915
81915
91914
101914
111914
121914
131914
141914
151914
161914
171914
181914
191914
201914
211914
221814
231814
241814
251814
261814
271814
281814
291814
301814
311814

How January really feels in Miaoli

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.

Miaoli weather by month

How January compares with the rest of the year at a glance. January is the 12th-warmest and 10th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°C)Rainfall (mm)Wet daysDaylight (hours)Travel score
Jan19° / 14°698.910.66.5
Feb19° / 15°9810.411.16.2
Mar22° / 17°13312.511.86.3
Apr25° / 20°14813.512.66.2
May28° / 23°21116.313.25.2
Jun30° / 25°25018.713.53.8
Jul31° / 26°23718.413.43.6
Aug30° / 26°32921.912.93.6
Sep29° / 25°18213.912.25.0
Oct27° / 22°705.111.47.6
Nov24° / 20°495.310.88.0
Dec21° / 16°546.810.57.3

Cloud cover in January

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 49% of the time in January.

Beyond those clear spells, partly cloudy skies cover about 16% of January, with mostly cloudy or overcast conditions the remaining 35%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
16931
26931
36931
46931
56931
66832
76832
86832
96634
106634
116634
126634
136535
146436
156436
166436
176436
186337
196337
206337
216337
226337
236337
246337
256337
266337
276238
286337
296337
306337
316337

Chance of precipitation in January

Any precipitation

Miaoli gets around 69 mm of rain over 8.9 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 30% and peaks near 33% on the wettest days. The odds climb toward the end of the month.

0%10%20%30%40%151015202531
Rain chance (%)
124
224
324
424
524
625
725
826
926
1027
1128
1228
1329
1430
1530
1631
1731
1832
1933
2033
2133
2233
2333
2433
2533
2633
2733
2833
2933
3032
3132

Humidity in January

DryComfortableHumidMuggyOppressiveMiserable

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

By dew point, January lands in the dry band about 52% of days. It rarely turns muggy — the humid and sticky bands barely register.

0%25%50%75%100%151015202531
Dry (%)Comfortable (%)Humid (%)Muggy (%)
14536181
24536181
34536181
44635181
54635181
64735181
74735171
84835171
94834171
104934171
114934161
125034161
135033161
145133151
155133151
165233141
175333140
185532130
195532130
205632120
215633110
225633110
235733100
245733100
25583390
26583390
27593380
28593380
29593380
30593380
31593380

Wind in January

Winds average 18 km/h in January.

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

0510152025151015202531
Wind speed (km/h)Feels
118light breeze
218light breeze
318light breeze
418light breeze
518light breeze
618light breeze
718light breeze
818light breeze
918light breeze
1018light breeze
1118light breeze
1218light breeze
1318light breeze
1418light breeze
1518light breeze
1618light breeze
1718light breeze
1818light breeze
1918light breeze
2018light breeze
2118light breeze
2218light breeze
2318light breeze
2418light breeze
2518light breeze
2618light breeze
2718light breeze
2818light breeze
2918light breeze
3018light breeze
3118light breeze

Sunrise & sunset in January

DaylightNight

Daylight runs from about 10 h 30 min at the start of January to 10 h 54 min by month's end. The lit band spans sunrise to sunset each day.

Days grow by about 24 minutes over January. Sunrise moves from 6:45 AM to 6:44 AM, and sunset from 5:15 PM to 5:36 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
110.56:455:15
210.56:455:16
310.56:455:16
410.56:465:17
510.56:465:17
610.56:465:18
710.56:465:19
810.56:465:19
910.66:475:20
1010.66:475:21
1110.66:475:21
1210.66:475:22
1310.66:475:23
1410.66:475:24
1510.66:475:24
1610.66:475:25
1710.66:475:26
1810.76:475:26
1910.76:475:27
2010.76:475:28
2110.76:475:29
2210.76:475:29
2310.76:465:30
2410.76:465:31
2510.86:465:31
2610.86:465:32
2710.86:465:33
2810.86:455:34
2910.86:455:34
3010.86:455:35
3110.96:445:36

Solar energy in January

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in January, about 3.29 kWh/m².

For context, solar energy here swings from a low near 3.05 kWh/m² to a high of 5.8 kWh/m² in July across the year — January's 3.29 kWh/m² sits near the bottom.

01234151015202531
Solar energy (kWh/m²)Level
13.2Moderate
23.2Moderate
33.2Moderate
43.2Moderate
53.2Moderate
63.2Moderate
73.2Moderate
83.2Moderate
93.2Moderate
103.2Moderate
113.2Moderate
123.2Moderate
133.2Moderate
143.2Moderate
153.2Moderate
163.2Moderate
173.3Moderate
183.3Moderate
193.3Moderate
203.3Moderate
213.3Moderate
223.3Moderate
233.3Moderate
243.3Moderate
253.3Moderate
263.3Moderate
273.3Moderate
283.4Moderate
293.4Moderate
303.4Moderate
313.4Moderate
Planning a trip in January

Hazard calendar for Miaoli

In seasonPeak

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

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

Miaoli's rainy season runs May–September, when most of the year's rain falls.

Pacific typhoon
Rainy season
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is January a good time to visit Miaoli?

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

6.5
Sightseeing
4th-best month of the year
2.7
Beach & pool
12th-best month of the year

January is a reasonable time to visit Miaoli for sightseeing.

What to pack for Miaoli in January

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

In January, Miaoli sees daytime highs around 19°C and nights near 14°C. Worth packing: rain gear. About 9 days see rain.

rain gear

Sea temperature near Miaoli in January

The nearest coast averages about 19°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 21 km away) is warmest in August at about 28°C and coldest in February near 18°C.

It's comfortable for a long swim from Mar 8 to Dec 26 — about 9.7 months when the water holds above 20°C.

15°20°25°30°JanFebMarAprMayJunJulAugSepOctNovDeccoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°C)Comfort
Jan19Cool
Feb18Cool
Mar21Refreshing
Apr23Refreshing
May26Warm
Jun27Warm
Jul28Tropical
Aug28Tropical
Sep28Warm
Oct26Warm
Nov24Refreshing
Dec21Refreshing

UV index in Miaoli in January

LowModerateHighVery highExtreme

Clear-sky midday UV in January 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 Miaoli peaks around June 16 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.

025710JanFebMarAprMayJunJulAugSepOctNovDecHighVery highExtremeVery highHighJun 16UV 12Dec 21UV 6
UV index (midday)Level
Jan6High
Feb8Very high
Mar10Very high
Apr9Very high
May11Extreme
Jun13Extreme
Jul10Extreme
Aug12Extreme
Sep9Very high
Oct7Very high
Nov7High
Dec6High

Air quality in Miaoli 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 Miaoli is worst in March — around 45 µg/m³ PM2.5 (poor), about 1.7× the cleanest month (October, 26 µg/m³).

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

0204060JanFebMarAprMayJunJulAugSepOctNovDecPoorModerateMar 2145 µg/m³Oct 1727 µg/m³
PM2.5 (µg/m³)Level
Jan33Moderate
Feb40Poor
Mar45Poor
Apr44Poor
May37Poor
Jun30Moderate
Jul27Moderate
Aug28Moderate
Sep29Moderate
Oct26Moderate
Nov29Moderate
Dec29Moderate
Location & terrain

Where is Miaoli?

Miaoli sits at 24.6°N, 120.8°E, 53 m above sea level, in Taiwan. The nearest listed city is Toufen, 16 km away.

HsinchuZhudongXizhouZhubeiBuziTaichungWufeng

Topography around Miaoli

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

Within 3 km, the terrain around Miaoli has only modest variations in elevation — a maximum elevation change of 185 m around an average of 66 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,234 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,838 m.

The land around Miaoli is covered by trees (49%) and artificial surfaces (34%) within 3 km, trees (64%) within 16 km, and trees (54%) and water (32%) within 80 km.

3 km
185 m
16 km
1,234 m
80 km
3,838 m
treesgrasslandcroplandartificial surfaceswater
January weather nearby: Toufen 16 km · Hsinchu 30 km · Zhudong 33 km · Xizhou 35 km · Zhubei 36 km · Buzi 47 km · Taichung 49 km · Wufeng 57 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 Miaoli (24.5643°, 120.8237°, elevation 53 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).