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

In September, Nikko averages 24°C high / 18°C low with about 242 mm of rain; Osaka averages 30°C high / 23°C low with about 171 mm.

Nikko vs Osaka in September

Nikko is the better pick in September — 70 vs 61 on SeasonMap's comfort score. Nikko is warm, soaked, clean air, while Osaka is sweltering, soaked, muggy air.

Nikko vs Osaka — September climate, side by side

	🇯🇵 Nikko	🇯🇵 Osaka
Comfort score	70/100 (B)	61/100 (C)
Feels-like high	27°C	34°C
Avg high / low	24° / 18°	30° / 23°
Rainfall	242 mm	171 mm
Rainy days	23	13
Humidity	88%	78%
Air quality (AQI)	38	65

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

Month by month

Nikko 🇯🇵 Japanwarm, soaked, clean air · best May70
Osaka 🇯🇵 Japansweltering, soaked, muggy air · best November61

Nikko vs Osaka in September — FAQ

Is September better in Nikko or Osaka?: Nikko is the better pick in September — 70 vs 61 on SeasonMap's comfort score. Nikko is warm, soaked, clean air, while Osaka is sweltering, soaked, muggy air.
What is the weather like in Nikko vs Osaka in September?: In September, Nikko averages 24°C high / 18°C low with about 242 mm of rain; Osaka averages 30°C high / 23°C low with about 171 mm.