Weather in Hong Kong in September
September in Hong Kong is a hot month. Plan the serious walking for morning. The rest of the day wants shade and a slower pace.
A country pin in September is a warning: one region of Hong Kong will not match another. Use a city page if you already know where you are going. Compared with July and January, September sits in the middle of Hong Kong's year.
- Average temp
- 28°C
25–31°C
- Rainfall
- 331 mm
A wet month
- Sunshine
- 5.8 h
hours per day
What to expect
Daytime
Hot days in Hong Kong. Ruins, markets and hills are a morning job. Midday sightseeing is how people remember September for the wrong reason.
Nights stay warm. Air-con, if you can get it, is part of the brief. A jumper for September in Hong Kong is almost always a waste of bag space.
Rain
Mixed skies in Hong Kong in September. Dry days and wet days share the month. Outdoor plans need a backup, not a cancellation policy.
Pack a shell you will actually carry. The monthly table is the place for totals. This is the feel: usable, interrupted.
Evening
Evenings stay warm.
What to pack
Sun protection
Rain jacket
Where to stay in Hong Kong
Featured stays on trip1. Dates are a starting point for September.
Travel guides for Hong Kong
What to read before you book.
Average weather in Hong Kong
TemperatureRainfall
Similar weather in September
Other destinations whose September averages sit close to this one.
Check another month
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FAQs about Hong Kong
Climate averages for Hong Kong, 1991–2020.
The best time to visit Hong Kong is between October and March, the most comfortable stretch of the year on these averages.
July is the hottest month, with an average around 29°C.
June is the wettest month, with about 493 mm of rain.
No. These are 1991–2020 climate normals from Meteostat, not a live forecast. Actual weather in any given week can differ.
