Hualien in Fall
In fall (September, October and November), Hualien sees average daytime highs around 22°C and overnight lows near 17°C, with 1082 mm of rain over about 71 wet days across the season. It is the 2nd-warmest season and the 2nd-wettest season.
Over the season highs ease from about 26°C in early September to 18°C by late November. The sky is clear or mostly clear about 8% of the time across fall, and the air most often feels humid.
Fall is Hualien's 2nd-best season to visit on our travel score. For the whole year in context, see Hualien's year-round climate.
- Avg daytime high
- 22°C
- 2nd-warmest season
- Avg overnight low
- 17°C
- Rainfall
- 1082 mm
- 71 wet days
- Avg wind
- 4 km/h
- Travel score
- 4.3
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Hualien in Fall
Over the season highs ease from about 26°C in early September to 18°C by late November.
A typical fall day in Hualien reaches about 22°C and drops to 17°C overnight. The warmest of the three months is September, the coolest November.
Hualien 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 | 15° / 10° | 406 | 29.6 | 10.7 | 2.4 |
| Feb | 16° / 10° | 381 | 25.9 | 11.2 | 2.7 |
| Mar | 18° / 12° | 335 | 27.6 | 11.8 | 3.4 |
| Apr | 21° / 15° | 279 | 26.5 | 12.5 | 3.8 |
| May | 23° / 17° | 371 | 29.1 | 13.1 | 3.8 |
| Jun | 26° / 19° | 337 | 25.7 | 13.5 | 3.9 |
| Jul | 27° / 20° | 294 | 21.6 | 13.3 | 4.6 |
| Aug | 27° / 20° | 353 | 22.9 | 12.8 | 4.6 |
| Sep | 25° / 19° | 469 | 22.9 | 12.1 | 4.6 |
| Oct | 22° / 17° | 344 | 23.5 | 11.4 | 4.5 |
| Nov | 19° / 14° | 269 | 24.6 | 10.8 | 3.9 |
| Dec | 16° / 11° | 331 | 28.3 | 10.5 | 2.9 |
Cloud cover in Fall
The sky is clear or mostly clear about 8% of the time across fall.
Chance of precipitation in Fall
Hualien gets around 1082 mm of rain over 71 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels humid — the stacked bands show each day's mix of comfort levels, read off the dew point.
Wind in Fall
Winds average 4 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 3.7 kWh/m².
Hazard calendar for Hualien
In fall, Hualien overlaps 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.
Is fall a good time to visit Hualien?
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 Hualien for sightseeing.
What to pack for Hualien in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Hualien sees daytime highs around 22°C and nights near 17°C. Pack rain gear. Worth having: light clothes and sun protection. About 71 days see rain.
Sea temperature near Hualien in Fall
The nearest coast averages about 27°C across fall — 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sea temperature (°C) | 24 | 24 | 25 | 26 | 27 | 28 | 29 | 29 | 28 | 27 | 26 | 25 |
| Comfort | Refreshing | Refreshing | Warm | Warm | Warm | Tropical | Tropical | Tropical | Tropical | Warm | Warm | Warm |
| Sea temperature (°C) | Comfort | |
|---|---|---|
| Jan | 24 | Refreshing |
| Feb | 24 | Refreshing |
| Mar | 25 | Warm |
| Apr | 26 | Warm |
| May | 27 | Warm |
| Jun | 28 | Tropical |
| Jul | 29 | Tropical |
| Aug | 29 | Tropical |
| Sep | 28 | Tropical |
| Oct | 27 | Warm |
| Nov | 26 | Warm |
| Dec | 25 | Warm |
UV index in Hualien in Fall
Clear-sky midday UV across fall averages around 9 (very high — sun protection essential). 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.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| UV index (midday) | 6 | 8 | 10 | 8 | 10 | 13 | 12 | 11 | 11 | 9 | 7 | 6 |
| Level | High | Very high | Very high | Very high | Very high | Extreme | Extreme | Extreme | Extreme | Very high | Very high | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 6 | High |
| Feb | 8 | Very high |
| Mar | 10 | Very high |
| Apr | 8 | Very high |
| May | 10 | Very high |
| Jun | 13 | Extreme |
| Jul | 12 | Extreme |
| Aug | 11 | Extreme |
| Sep | 11 | Extreme |
| Oct | 9 | Very high |
| Nov | 7 | Very high |
| Dec | 6 | High |
Air quality in Hualien 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 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).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PM2.5 (µg/m³) | 15 | 17 | 22 | 22 | 17 | 15 | 11 | 12 | 11 | 11 | 11 | 13 |
| Level | Moderate | Moderate | Moderate | Moderate | Moderate | Moderate | Good | Good | Good | Good | Good | Moderate |
| PM2.5 (µg/m³) | Level | |
|---|---|---|
| Jan | 15 | Moderate |
| Feb | 17 | Moderate |
| Mar | 22 | Moderate |
| Apr | 22 | Moderate |
| May | 17 | Moderate |
| Jun | 15 | Moderate |
| Jul | 11 | Good |
| Aug | 12 | Good |
| Sep | 11 | Good |
| Oct | 11 | Good |
| Nov | 11 | Good |
| Dec | 13 | Moderate |
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.
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.
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 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.