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

In September, Hong Kong averages 31°C high / 26°C low with about 262 mm of rain; London averages 21°C high / 12°C low with about 56 mm.

Hong Kong vs London in September

London is the better pick in September — 84 vs 47 on SeasonMap's comfort score. London is nice, a little rain, clean air, while Hong Kong is sweltering, soaked, muggy air.

Hong Kong vs London — September climate, side by side

	🇭🇰 Hong Kong	🇬🇧 London
Comfort score	47/100 (F)	84/100 (A)
Feels-like high	37°C	19°C
Avg high / low	31° / 26°	21° / 12°
Rainfall	262 mm	56 mm
Rainy days	20	11
Humidity	84%	78%
Air quality (AQI)	84	46

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

Month by month

Hong Kong vs London in September — FAQ

Is September better in Hong Kong or London?: London is the better pick in September — 84 vs 47 on SeasonMap's comfort score. London is nice, a little rain, clean air, while Hong Kong is sweltering, soaked, muggy air.
What is the weather like in Hong Kong vs London in September?: In September, Hong Kong averages 31°C high / 26°C low with about 262 mm of rain; London averages 21°C high / 12°C low with about 56 mm.