Chang-hua in Fall
In fall (September, October and November), Chang-hua sees average daytime highs around 28°C and overnight lows near 23°C, with 241 mm of rain over about 22 wet days across the season. It is the 2nd-warmest season and the 3rd-wettest season.
Over the season highs ease from about 31°C in early September to 25°C by late November. The sky is clear or mostly clear about 49% of the time across fall, and the air most often feels oppressive.
Fall is Chang-hua's 2nd-best season to visit on our travel score. For the whole year in context, see Chang-hua's year-round climate.
- Avg daytime high
- 28°C
- 2nd-warmest season
- Avg overnight low
- 23°C
- Rainfall
- 241 mm
- 22 wet days
- Avg wind
- 13 km/h
- Travel score
- 6.4
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Chang-hua in Fall
Over the season highs ease from about 31°C in early September to 25°C by late November.
A typical fall day in Chang-hua reaches about 28°C and drops to 23°C overnight. The warmest of the three months is September, the coolest November.
How fall really feels in Chang-hua
Once humidity and wind are folded in, fall brings about 36 days that feel above 32°C and 0 that feel at or below 0°C.
The story in fall is heat — humidity pushes the afternoon "feels like" well above the raw temperature.
Chang-hua weather by month
How the three fall months (September, October and November) 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 | 20° / 15° | 52 | 7.7 | 10.7 | 7.1 |
| Feb | 21° / 15° | 74 | 9.1 | 11.2 | 6.7 |
| Mar | 23° / 17° | 115 | 11.8 | 11.8 | 6.7 |
| Apr | 26° / 21° | 150 | 13.1 | 12.5 | 6.2 |
| May | 29° / 23° | 228 | 15.6 | 13.1 | 4.9 |
| Jun | 30° / 25° | 287 | 18.6 | 13.5 | 3.6 |
| Jul | 31° / 26° | 230 | 17.5 | 13.3 | 3.5 |
| Aug | 31° / 26° | 287 | 19.9 | 12.8 | 3.5 |
| Sep | 30° / 25° | 144 | 12.1 | 12.1 | 4.7 |
| Oct | 28° / 23° | 55 | 4.8 | 11.4 | 6.8 |
| Nov | 26° / 20° | 43 | 5.3 | 10.8 | 7.7 |
| Dec | 22° / 17° | 50 | 6.1 | 10.5 | 7.7 |
Cloud cover in Fall
The sky is clear or mostly clear about 49% of the time across fall.
Chance of precipitation in Fall
Chang-hua gets around 241 mm of rain over 22 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 13 km/h across fall.
Sunrise & sunset in Fall
Daylight runs from about 12 h 30 min in early September to 10 h 36 min by late November. The lit band spans sunrise to sunset each day.
Solar energy in Fall
Average shortwave solar energy reaching the ground each day across fall, about 4.5 kWh/m².
Hazard calendar for Chang-hua
In fall, Chang-hua overlaps its pacific typhoon and monsoon season. The full year is below, with each hazard's peak months called out.
Chang-hua sits in the Pacific typhoon belt; the season peaks July–October.
Chang-hua's monsoon runs April–September, when most of the year's rain falls.
Is fall a good time to visit Chang-hua?
Our two travel scores rate fall for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal), averaged across the three months.
fall is a reasonable time to visit Chang-hua for sightseeing. The water and warmth also suit a beach or pool day.
What to pack for Chang-hua in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Chang-hua sees daytime highs around 28°C and nights near 23°C. Pack light clothes. Worth having: rain gear and sun protection. About 22 days see rain.
Sea temperature near Chang-hua in Fall
The nearest coast averages about 26°C across fall — the other half of the beach question. The full-year curve and swim-comfort zones are below.
The sea at the nearest coast (about 20 km away) is warmest in August at about 29°C and coldest in January near 19°C.
It's comfortable for a long swim from Feb 21 to Jan 4 — about 10.5 months when the water holds above 20°C.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 19 | 20 | 22 | 24 | 26 | 28 | 28 | 29 | 28 | 26 | 24 | 21 |
| Comfort | Cool | Cool | Refreshing | Warm | Warm | Warm | Tropical | Tropical | Warm | Warm | Warm | Refreshing |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 19 | Cool |
| Feb | 20 | Cool |
| Mar | 22 | Refreshing |
| Apr | 24 | Warm |
| May | 26 | Warm |
| Jun | 28 | Warm |
| Jul | 28 | Tropical |
| Aug | 29 | Tropical |
| Sep | 28 | Warm |
| Oct | 26 | Warm |
| Nov | 24 | Warm |
| Dec | 21 | Refreshing |
UV index in Chang-hua in Fall
Clear-sky midday UV across fall averages around 8 — enough to warrant sun protection. The full-year curve, shaded by WHO exposure level, is below.
Under clear skies, the midday UV index in Chang-hua peaks around June 18 at about 12 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 20 at about 5 (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 | 9 | 8 | 10 | 12 | 11 | 11 | 9 | 7 | 7 | 5 |
| Level | High | Very high | Very high | Very high | Very high | Extreme | Extreme | Extreme | Very high | Very high | High | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 6 | High |
| Feb | 8 | Very high |
| Mar | 9 | Very high |
| Apr | 8 | Very high |
| May | 10 | Very high |
| Jun | 12 | Extreme |
| Jul | 11 | Extreme |
| Aug | 11 | Extreme |
| Sep | 9 | Very high |
| Oct | 7 | Very high |
| Nov | 7 | High |
| Dec | 5 | High |
Air quality in Chang-hua in Fall
Average fine-particle pollution (PM2.5) through the year — so you can see where fall falls, not just the annual average.
Air quality in Chang-hua is worst in March — around 56 µg/m³ PM2.5 (unhealthy), about 1.7× the cleanest month (July, 33 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) | 45 | 48 | 56 | 50 | 41 | 34 | 33 | 36 | 41 | 38 | 41 | 39 |
| Level | Poor | Poor | Unhealthy | Poor | Poor | Moderate | Moderate | Poor | Poor | Poor | Poor | Poor |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 45 | Poor |
| Feb | 48 | Poor |
| Mar | 56 | Unhealthy |
| Apr | 50 | Poor |
| May | 41 | Poor |
| Jun | 34 | Moderate |
| Jul | 33 | Moderate |
| Aug | 36 | Poor |
| Sep | 41 | Poor |
| Oct | 38 | Poor |
| Nov | 41 | Poor |
| Dec | 39 | Poor |
Where is Chang-hua?
Chang-hua sits at 24.1°N, 120.6°E, 60 m above sea level, in Taiwan. The nearest listed city is Changhua, 1.0 km away.
Topography around Chang-hua
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Chang-hua.
Within 3 km, the terrain around Chang-hua has only modest variations in elevation — a maximum elevation change of 190 m around an average of 59 m above sea level; within 16 km, significant variations in elevation — a maximum elevation change of 402 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,887 m.
The land around Chang-hua is covered by trees (46%) and artificial surfaces (43%) within 3 km, artificial surfaces (39%), cropland (29%) and trees (23%) within 16 km, and trees (49%) and water (30%) 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 Chang-hua (24.0733°, 120.5628°, elevation 60 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.