SeasonMapAlishan (Alishan National Scenic Area) weather in October
Taiwan
October in Alishan: nice, soaked, with clean air — fine if you can take 20 rainy days.
#7 of 12 months in Alishan · #751 of 1383 destinations to visit in October · comfort 73/100 (tier B)
Updated September 2026 · climate normals from ERA5 reanalysis
Traveller notes on Alishan in October
No notes yet. Open Alishan on the map to add the first one.
Alishan climate normals — October
| Daytime high | 18°C / 64°F | 😎 nice |
|---|---|---|
| Nighttime low | 12°C / 54°F | |
| Feels like (high) | 19°C / 66°F | |
| Rainfall | 303 mm / 11.9 in | ⛈ soaked |
| Rainy days | 20 days | |
| Humidity | 88% | 💦 very humid |
| Dew point | 13°C / 55°F | |
| Sunshine | 8.7 h/day | |
| Daylight | 11.6 h | |
| Wind | 5 km/h / 3 mph | |
| Air quality (US AQI) | 44 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
Crowds in Alishan in October
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
Shoulder seasonschool holidays in 3 of the markets that fill it, an ordinary month(estimated)
Peak crowdsBusyShoulder seasonQuiet
Best months for Alishan's weather
Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).
Fair weatherAlishan's best weather comes in February, November and December — separate windows, not one continuous season.
Best weatherFair weatherToughest weather
What's on in Alishan in October
Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.
- Hazard
Typhoon and landslide season
1 Jul – 15 Oct · usuallyTyphoon seasonClosuresThe mountain road and the forest railway are the first things to shut when a system parks over the island. Repairs can take a season, so check the line is running before you plan around it. Source ↗
- Season
Sunrise and sea of clouds
15 Oct – 15 Apr · usuallyFog seasonThe cool half of the year is when the Zhushan sunrise train is worth the 4am alarm; in summer the cloud is usually rain instead of a floor below you. Source ↗
Nearby, and something's on
Within 300 km of Alishan — a day trip or a short hop — with something on this month. Never part of the comfort score.
Where is Alishan?
Alishan in October — FAQ
- Is October a good time to visit Alishan?
- October in Alishan: nice, soaked, with clean air — fine if you can take 20 rainy days. It ranks #7 of 12 months for Alishan on SeasonMap's comfort score (73/100).
- What is the weather like in Alishan in October?
- In October, Alishan averages a daily high of 17.9°C and a low of 12.2°C, with about 302.9 mm of rain over roughly 19.7 rainy days.
- What is the air quality in Alishan in October?
- Alishan has a mean US Air Quality Index of about 44 in October.
Other months in Alishan
Compare Alishan in October
Warmer or cooler than Alishan in October
Similar destinations in East Asia — October
Within 300 km: Sun Moon Lake's Cross-lake Swimming Carnival around 10 Sep – 5 Oct, and Kenting's Raptor migration around 25 Sep – 25 Oct.