Zhushan in Fall
In fall (September, October and November), Zhushan sees average daytime highs around 25°C and overnight lows near 18°C, with 568 mm of rain over about 50 wet days across the season. It is the 2nd-warmest season and the 2nd-wettest season.
Over the season highs ease from about 28°C in early September to 22°C by late November. The sky is clear or mostly clear about 31% of the time across fall, and the air most often feels muggy.
Fall is Zhushan's 2nd-best season to visit on our travel score. For the whole year in context, see Zhushan's year-round climate.
- Avg daytime high
- 25°C
- 2nd-warmest season
- Avg overnight low
- 18°C
- Rainfall
- 568 mm
- 50 wet days
- Avg wind
- 4 km/h
- Travel score
- 5.8
- 2nd-best season
- Months
- Sep · Oct · Nov
Temperature in Zhushan in Fall
Over the season highs ease from about 28°C in early September to 22°C by late November.
A typical fall day in Zhushan reaches about 25°C and drops to 18°C overnight. The warmest of the three months is September, the coolest November.
Zhushan 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 | 19° / 11° | 40 | 7.8 | 10.7 | 6.8 |
| Feb | 20° / 12° | 49 | 8.9 | 11.2 | 6.6 |
| Mar | 22° / 14° | 78 | 12.6 | 11.8 | 6.4 |
| Apr | 25° / 17° | 131 | 17.8 | 12.5 | 5.6 |
| May | 26° / 19° | 221 | 23.4 | 13.1 | 4.6 |
| Jun | 28° / 21° | 319 | 24.6 | 13.4 | 3.8 |
| Jul | 28° / 22° | 457 | 27.6 | 13.3 | 3.4 |
| Aug | 28° / 22° | 530 | 28.8 | 12.8 | 3.6 |
| Sep | 27° / 21° | 336 | 24.1 | 12.1 | 4.3 |
| Oct | 26° / 19° | 164 | 16.4 | 11.4 | 5.9 |
| Nov | 24° / 16° | 67 | 9.8 | 10.9 | 7.1 |
| Dec | 21° / 13° | 44 | 7.4 | 10.6 | 7.1 |
Cloud cover in Fall
The sky is clear or mostly clear about 31% of the time across fall.
Chance of precipitation in Fall
Zhushan gets around 568 mm of rain over 50 wet days across fall. The line is the day-by-day chance of measurable precipitation.
Humidity in Fall
Most of fall feels muggy — 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 4.2 kWh/m².
Hazard calendar for Zhushan
In fall, Zhushan overlaps its pacific typhoon and monsoon season. The full year is below, with each hazard's peak months called out.
Zhushan sits in the Pacific typhoon belt; the season peaks July–October.
Zhushan's monsoon runs June–September, when most of the year's rain falls.
Is fall a good time to visit Zhushan?
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 Zhushan for sightseeing.
What to pack for Zhushan in Fall
From fall's temperature range, rain chance, sun and wind — what's worth putting in the bag.
In fall, Zhushan sees daytime highs around 25°C and nights near 18°C. Pack light clothes and rain gear. Worth having: sun protection. About 50 days see rain.
Sea temperature near Zhushan 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 52 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 Zhushan 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 Zhushan peaks around June 18 at about 13 (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) | 7 | 9 | 11 | 10 | 11 | 13 | 12 | 12 | 11 | 9 | 8 | 6 |
| Level | High | Very high | Extreme | Very high | Extreme | Extreme | Extreme | Extreme | Extreme | Very high | Very high | High |
| UV index (midday) | Level | |
|---|---|---|
| Jan | 7 | High |
| Feb | 9 | Very high |
| Mar | 11 | Extreme |
| Apr | 10 | Very high |
| May | 11 | Extreme |
| Jun | 13 | Extreme |
| Jul | 12 | Extreme |
| Aug | 12 | Extreme |
| Sep | 11 | Extreme |
| Oct | 9 | Very high |
| Nov | 8 | Very high |
| Dec | 6 | High |
Air quality in Zhushan 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 Zhushan 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 Zhushan?
Zhushan sits at 23.8°N, 120.7°E, 164 m above sea level, in Taiwan. The nearest listed city is Linnei, 6.0 km away.
Topography around Zhushan
How much the land rises and falls, and what covers it, within 3, 16 and 80 km of Zhushan.
Within 3 km, the terrain around Zhushan has significant variations in elevation — a maximum elevation change of 414 m around an average of 176 m above sea level; within 16 km, very significant variations in elevation — a maximum elevation change of 1,949 m; within 80 km, extreme variations in elevation — a maximum elevation change of 3,817 m.
The land around Zhushan is covered by trees (63%) within 3 km, trees (75%) within 16 km, and trees (59%) and water (21%) 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 Zhushan (23.7555°, 120.682°, elevation 164 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.