Takayama weather in September
September in Takayama: warm, soaked, with clean air — fine if you can take 19 rainy days.
#4 of 12 months in Takayama · #588 of 897 destinations to visit in September · comfort 76/100 (tier B)
Updated June 2026 · climate normals from ERA5 reanalysis
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Takayama climate normals — September
| Daytime high | 25°C / 77°F | 🌤 warm |
|---|---|---|
| Nighttime low | 17°C / 63°F | |
| Rainfall | 205 mm / 8.1 in | ⛈ soaked |
| Rainy days | 19 days | |
| Humidity | 86% | 💦 very humid |
| Dew point | 19°C / 66°F | |
| Sunshine | 8.3 h/day | |
| Daylight | 12.4 h | |
| Wind | 10 km/h / 6 mph | |
| Air quality (US AQI) | 34 | 🍃 good |
Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.
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Takayama in September — FAQ
- Is September a good time to visit Takayama?
- September in Takayama: warm, soaked, with clean air — fine if you can take 19 rainy days. It ranks #4 of 12 months for Takayama on SeasonMap's comfort score (76/100).
- What is the weather like in Takayama in September?
- In September, Takayama averages a daily high of 24.9°C and a low of 17.4°C, with about 205.3 mm of rain over roughly 18.8 rainy days.
- What is the air quality in Takayama in September?
- Takayama has a mean US Air Quality Index of about 34 in September.