Miaoli in Winter
In winter (December, January and February), Miaoli sees average daytime highs around 20°C and overnight lows near 15°C, with 221 mm of rain over about 26 wet days across the season. It is the coldest season of the year and the driest season of the year.
Over the season highs ease from about 22°C in early December to 20°C by late February. The sky is clear or mostly clear about 49% of the time across winter, and the air most often feels dry.
Winter is Miaoli's 2nd-best season to visit on our travel score. For the whole year in context, see Miaoli's year-round climate.
- Avg daytime high
- 20°C
- coldest season of the year
- Avg overnight low
- 15°C
- Rainfall
- 221 mm
- 26 wet days
- Avg wind
- 18 km/h
- Travel score
- 6.7
- 2nd-best season
- Months
- Dec · Jan · Feb
Temperature in Miaoli in Winter
Over the season highs ease from about 22°C in early December to 20°C by late February.
A typical winter day in Miaoli reaches about 20°C and drops to 15°C overnight. The warmest of the three months is December, the coolest January.
How winter really feels in Miaoli
Once humidity and wind are folded in, winter brings about 0 days that feel above 32°C and 0 that feel at or below 0°C.
winter 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 the three winter months (December, January and February) compare with the rest of the year — the season's months are highlighted.
| Month | High / Low (°C) | Rainfall (mm) | Wet days | Daylight (hours) | Travel score |
|---|---|---|---|---|---|
| Jan | 19° / 14° | 69 | 8.9 | 10.6 | 6.5 |
| Feb | 19° / 15° | 98 | 10.4 | 11.1 | 6.2 |
| Mar | 22° / 17° | 133 | 12.5 | 11.8 | 6.3 |
| Apr | 25° / 20° | 148 | 13.5 | 12.6 | 6.2 |
| May | 28° / 23° | 211 | 16.3 | 13.2 | 5.2 |
| Jun | 30° / 25° | 250 | 18.7 | 13.5 | 3.8 |
| Jul | 31° / 26° | 237 | 18.4 | 13.4 | 3.6 |
| Aug | 30° / 26° | 329 | 21.9 | 12.9 | 3.6 |
| Sep | 29° / 25° | 182 | 13.9 | 12.2 | 5.0 |
| Oct | 27° / 22° | 70 | 5.1 | 11.4 | 7.6 |
| Nov | 24° / 20° | 49 | 5.3 | 10.8 | 8.0 |
| Dec | 21° / 16° | 54 | 6.8 | 10.5 | 7.3 |
Cloud cover in Winter
The sky is clear or mostly clear about 49% of the time across winter.
Chance of precipitation in Winter
Miaoli gets around 221 mm of rain over 26 wet days across winter. The line is the day-by-day chance of measurable precipitation.
Humidity in Winter
Most of winter feels dry — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Winter
Winds average 18 km/h across winter.
Sunrise & sunset in Winter
Daylight runs from about 10 h 36 min in early December to 11 h 24 min by late February. The lit band spans sunrise to sunset each day.
Solar energy in Winter
Average shortwave solar energy reaching the ground each day across winter, about 3.3 kWh/m².
Hazard calendar for Miaoli
In winter, Miaoli overlaps 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.
Is winter a good time to visit Miaoli?
Our two travel scores rate winter for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
winter is a reasonable time to visit Miaoli for sightseeing.
What to pack for Miaoli in Winter
From winter's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In winter, Miaoli sees daytime highs around 20°C and nights near 15°C. Worth packing: rain gear. About 26 days see rain.
Sea temperature near Miaoli in Winter
The nearest coast averages about 19°C across winter — 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 19 | 18 | 21 | 23 | 26 | 27 | 28 | 28 | 28 | 26 | 24 | 21 |
| Comfort | Cool | Cool | Refreshing | Refreshing | Warm | Warm | Tropical | Tropical | Warm | Warm | Refreshing | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 19 | Cool |
| Feb | 18 | Cool |
| Mar | 21 | Refreshing |
| Apr | 23 | Refreshing |
| May | 26 | Warm |
| Jun | 27 | Warm |
| Jul | 28 | Tropical |
| Aug | 28 | Tropical |
| Sep | 28 | Warm |
| Oct | 26 | Warm |
| Nov | 24 | Refreshing |
| Dec | 21 | Refreshing |
UV index in Miaoli in Winter
Clear-sky midday UV across winter averages 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 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 6 | 8 | 10 | 9 | 11 | 13 | 10 | 12 | 9 | 7 | 7 | 6 |
| Level | High | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Very high | Very high | High | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 6 | High |
| Feb | 8 | Very high |
| Mar | 10 | Very high |
| Apr | 9 | Very high |
| May | 11 | Extreme |
| Jun | 13 | Extreme |
| Jul | 10 | Extreme |
| Aug | 12 | Extreme |
| Sep | 9 | Very high |
| Oct | 7 | Very high |
| Nov | 7 | High |
| Dec | 6 | High |
Air quality in Miaoli in Winter
Average fine-particle pollution (PM2.5) through the year — so you can see where winter 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).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 33 | 40 | 45 | 44 | 37 | 30 | 27 | 28 | 29 | 26 | 29 | 29 |
| Level | Moderate | Poor | Poor | Poor | Poor | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 33 | Moderate |
| Feb | 40 | Poor |
| Mar | 45 | Poor |
| Apr | 44 | Poor |
| May | 37 | Poor |
| Jun | 30 | Moderate |
| Jul | 27 | Moderate |
| Aug | 28 | Moderate |
| Sep | 29 | Moderate |
| Oct | 26 | Moderate |
| Nov | 29 | Moderate |
| Dec | 29 | Moderate |
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.
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.
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
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.