What is the weather like in Hong Kong vs Seoul in September?

In September, Hong Kong averages 31°C high / 26°C low with about 262 mm of rain; Seoul averages 28°C high / 19°C low with about 148 mm.

Hong Kong vs Seoul in September

Seoul is the better pick in September — 75 vs 47 on SeasonMap's comfort score. Seoul is hot, rainy, muggy air, while Hong Kong is sweltering, soaked, muggy air.

Hong Kong vs Seoul — September climate, side by side

	Hong Kong	Seoul
Comfort score	47/100 (F)	75/100 (B)
Feels-like high	37°C	30°C
Avg high / low	31° / 26°	28° / 19°
Rainfall	262 mm	148 mm
Rainy days	20	9
Humidity	84%	79%
Air quality (AQI)	84	73

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

Hong Kong vs Seoul in September — FAQ

Is September better in Hong Kong or Seoul?: Seoul is the better pick in September — 75 vs 47 on SeasonMap's comfort score. Seoul is hot, rainy, muggy air, while Hong Kong is sweltering, soaked, muggy air.
What is the weather like in Hong Kong vs Seoul in September?: In September, Hong Kong averages 31°C high / 26°C low with about 262 mm of rain; Seoul averages 28°C high / 19°C low with about 148 mm.