Tainan weather in July
July in Tainan: hot, soaked, with very humid — a gamble, with 17 rainy days.
#9 of 12 months in Tainan · #802 of 897 destinations to visit in July · comfort 55/100 (tier D)
Updated June 2026 · climate normals from ERA5 reanalysis
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Tainan climate normals — July
| Daytime high | 31°C / 87°F | 🥵 hot |
|---|---|---|
| Nighttime low | 26°C / 79°F | |
| Rainfall | 227 mm / 8.9 in | ⛈ soaked |
| Rainy days | 17 days | |
| Humidity | 82% | 💦 very humid |
| Dew point | 25°C / 77°F | |
| Sunshine | 10.1 h/day | |
| Daylight | 13.4 h | |
| Wind | 13 km/h / 8 mph | |
| Air quality (US AQI) | 72 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Tainan in July — FAQ
- Is July a good time to visit Tainan?
- July in Tainan: hot, soaked, with very humid — a gamble, with 17 rainy days. It ranks #9 of 12 months for Tainan on SeasonMap's comfort score (55/100).
- What is the weather like in Tainan in July?
- In July, Tainan averages a daily high of 30.8°C and a low of 26.3°C, with about 226.5 mm of rain over roughly 16.8 rainy days.
- What is the air quality in Tainan in July?
- Tainan has a mean US Air Quality Index of about 72 in July.