Tainan weather in June
June in Tainan: hot, soaked, with very humid — a gamble, with 22 rainy days.
#11 of 12 months in Tainan · #844 of 897 destinations to visit in June · comfort 50/100 (tier D)
Updated June 2026 · climate normals from ERA5 reanalysis
Traveller notes on Tainan in June
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Tainan climate normals — June
| Daytime high | 30°C / 86°F | 🥵 hot |
|---|---|---|
| Nighttime low | 26°C / 78°F | |
| Rainfall | 305 mm / 12 in | ⛈ soaked |
| Rainy days | 22 days | |
| Humidity | 84% | 💦 very humid |
| Dew point | 25°C / 76°F | |
| Sunshine | 9.1 h/day | |
| Daylight | 13.5 h | |
| Wind | 12 km/h / 7 mph | |
| Air quality (US AQI) | 59 | 🙂 moderate |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Tainan in June — FAQ
- Is June a good time to visit Tainan?
- June in Tainan: hot, soaked, with very humid — a gamble, with 22 rainy days. It ranks #11 of 12 months for Tainan on SeasonMap's comfort score (50/100).
- What is the weather like in Tainan in June?
- In June, Tainan averages a daily high of 30.1°C and a low of 25.8°C, with about 305.2 mm of rain over roughly 21.8 rainy days.
- What is the air quality in Tainan in June?
- Tainan has a mean US Air Quality Index of about 59 in June.