Tainan weather in October
October in Tainan: warm, a little rain, with very humid — a good time to visit.
#7 of 12 months in Tainan · #695 of 897 destinations to visit in October · comfort 68/100 (tier C)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Tainan in October
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Tainan climate normals — October
| Daytime high | 29°C / 84°F | 🌤 warm |
|---|---|---|
| Nighttime low | 24°C / 75°F | |
| Rainfall | 62 mm / 2.5 in | 🌦 some rain |
| Rainy days | 8 days | |
| Humidity | 81% | 💦 very humid |
| Dew point | 23°C / 73°F | |
| Sunshine | 9.5 h/day | |
| Daylight | 11.6 h | |
| Wind | 13 km/h / 8 mph | |
| Air quality (US AQI) | 88 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Tainan in October — FAQ
- Is October a good time to visit Tainan?
- October in Tainan: warm, a little rain, with very humid — a good time to visit. It ranks #7 of 12 months for Tainan on SeasonMap's comfort score (68/100).
- What is the weather like in Tainan in October?
- In October, Tainan averages a daily high of 28.8°C and a low of 23.8°C, with about 62.4 mm of rain over roughly 7.8 rainy days.
- What is the air quality in Tainan in October?
- Tainan has a mean US Air Quality Index of about 88 in October.