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

In September, Hong Kong averages 31°C high / 26°C low with about 262 mm of rain; Shanghai averages 29°C high / 22°C low with about 168 mm.

Hong Kong vs Shanghai in September

Shanghai is the better pick in September — 61 vs 47 on SeasonMap's comfort score. Shanghai is hot, soaked, muggy air, while Hong Kong is sweltering, soaked, muggy air.

Hong Kong vs Shanghai — September climate, side by side

	Hong Kong	Shanghai
Comfort score	47/100 (F)	61/100 (C)
Feels-like high	37°C	32°C
Avg high / low	31° / 26°	29° / 22°
Rainfall	262 mm	168 mm
Rainy days	20	13
Humidity	84%	81%
Air quality (AQI)	84	94

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

Hong Kong vs Shanghai in September — FAQ

Is September better in Hong Kong or Shanghai?: Shanghai is the better pick in September — 61 vs 47 on SeasonMap's comfort score. Shanghai is hot, soaked, muggy air, while Hong Kong is sweltering, soaked, muggy air.
What is the weather like in Hong Kong vs Shanghai in September?: In September, Hong Kong averages 31°C high / 26°C low with about 262 mm of rain; Shanghai averages 29°C high / 22°C low with about 168 mm.