What is the weather like in Nagasaki vs Osaka in September?

In September, Nagasaki averages 30°C high / 23°C low with about 212 mm of rain; Osaka averages 30°C high / 23°C low with about 171 mm.

Nagasaki vs Osaka in September

Nagasaki and Osaka are nearly tied in September — 60 vs 61 on SeasonMap's comfort score. Nagasaki is hot, soaked, clean air; Osaka is sweltering, soaked, muggy air.

Nagasaki vs Osaka — September climate, side by side

	🇯🇵 Nagasaki	🇯🇵 Osaka
Comfort score	60/100 (C)	61/100 (C)
Feels-like high	33°C	34°C
Avg high / low	30° / 23°	30° / 23°
Rainfall	212 mm	171 mm
Rainy days	15	13
Humidity	81%	78%
Air quality (AQI)	50	65

Monthly climate normals (ERA5 reanalysis). Comfort scores are SeasonMap estimates.

Month by month

Nagasaki 🇯🇵 Japanhot, soaked, clean air · best October60
Osaka 🇯🇵 Japansweltering, soaked, muggy air · best November61

Nagasaki vs Osaka in September — FAQ

Is September better in Nagasaki or Osaka?: Nagasaki and Osaka are nearly tied in September — 60 vs 61 on SeasonMap's comfort score. Nagasaki is hot, soaked, clean air; Osaka is sweltering, soaked, muggy air.
What is the weather like in Nagasaki vs Osaka in September?: In September, Nagasaki averages 30°C high / 23°C low with about 212 mm of rain; Osaka averages 30°C high / 23°C low with about 171 mm.