🧳 Packing guide
What to wear in Hong Kong in September
For what to wear in Hong Kong in September, light, breathable clothes work best, with sun protection for long outdoor days. A compact rain shell is useful, and the latest typhoon and transport updates matter more than long-range averages close to departure.
Travel takeaway: This can still be a rewarding time to visit, but keep outdoor plans flexible and recheck the short-range forecast before travel.
🗓️ Travel timing at a glance
Hong Kong: 12-month travel weather
Hong Kong has mild, drier winters and hot, humid summers. Rain increases from late spring, and typhoon risk is most relevant in summer and early autumn.
Monthly labels summarize typical climate patterns for trip planning. Always check the latest forecast and tropical-storm alerts before departure.
🎉 Trip planning check
Hong Kong 2026 events & busy periods
Check major events, holidays and periods that may affect crowds, transport or opening hours.
🎊 Featured event
Lunar New Year season
📅 Around Feb 11–23, 2026
Flower markets, parades and other major events fill the holiday period. Opening hours, transport and crowd levels can differ from normal during the Feb 15–23 holiday window.
Check official source →⚠️ Busy / closure period
Hong Kong Wine & Dine Festival
📅 Oct 29–Nov 1, 2026
A large food-and-drink event around Victoria Harbour. Expect heavier evening foot traffic and allow extra time around the venue.
Check official source →Event dates, holiday schedules and opening hours can change. Recheck the linked official tourism or government source before departure.
Hong Kong Weather in September
2016–2025 · 10 complete years averaged · °F
Hong Kong in September · recent 3 years
Compare the most recent complete year with the two years before it. Daily high / low temperatures are shown in °F.
CalendarNo measurable rain🌧️ Rain⛈️ Thunderstorm❄️ SnowHigh / Low · °F
⭐ September 2025 · latest complete year☔ 19 days · 346.4 mm
2
🌦️
29.9°C/25.6°C
🌧️ 3.2 mm
7
🌧️
28.4°C/24.3°C
🌧️ 17.4 mm
9
🌧️
28.4°C/24.3°C
🌧️ 18.9 mm
12
🌦️
30.6°C/25.7°C
🌧️ 2.7 mm
15
🌧️
30.8°C/24°C
🌧️ 11.1 mm
16
🌧️
29.6°C/23.7°C
🌧️ 8.5 mm
19
🌧️
28.5°C/24.9°C
🌧️ 18.4 mm
20
🌧️
26.7°C/24.3°C
🌧️ 19.4 mm
21
🌧️
28.4°C/23.9°C
🌧️ 14.2 mm
23
🌦️
30.5°C/25.5°C
🌧️ 4.7 mm
24
🌧️
25.8°C/24.2°C
🌧️ 122.8 mm
25
🌦️
28.1°C/24.3°C
🌧️ 15 mm
27
🌦️
30.7°C/24.7°C
🌧️ 3.6 mm
28
🌦️
28.7°C/26.1°C
🌧️ 3.3 mm
30
🌦️
31.1°C/23.9°C
🌧️ 1.3 mm
September 2024☔ 27 days · 416.2 mm
1
🌦️
30.8°C/25.5°C
🌧️ 3.7 mm
2
🌧️
31.5°C/24.9°C
🌧️ 5.4 mm
4
🌦️
31.4°C/24.8°C
🌧️ 4.5 mm
5
🌧️
31.1°C/24.3°C
🌧️ 16.4 mm
7
🌧️
29.6°C/24.9°C
🌧️ 20.8 mm
9
🌧️
27.8°C/24.7°C
🌧️ 26.1 mm
10
🌦️
30.4°C/24.2°C
🌧️ 2.7 mm
11
🌧️
30.4°C/24.8°C
🌧️ 3.3 mm
13
🌧️
31.3°C/24.9°C
🌧️ 4.8 mm
14
🌦️
30.6°C/24.1°C
🌧️ 1.1 mm
15
🌦️
30.9°C/24.2°C
🌧️ 4.2 mm
16
🌦️
29.1°C/24.2°C
🌧️ 4.9 mm
17
🌧️
32.3°C/25.5°C
🌧️ 4.7 mm
20
🌧️
29.6°C/25.7°C
🌧️ 3.5 mm
21
🌧️
28°C/24.1°C
🌧️ 50.8 mm
22
🌧️
26.4°C/22.8°C
🌧️ 71 mm
23
🌧️
25.9°C/21.3°C
🌧️ 29.9 mm
24
🌧️
25.7°C/23.9°C
🌧️ 44.8 mm
25
🌧️
29.4°C/24.8°C
🌧️ 7.7 mm
26
🌦️
30.2°C/24.5°C
🌧️ 1.5 mm
28
🌧️
29.8°C/24.2°C
🌧️ 11.3 mm
September 2023☔ 25 days · 463.3 mm
1
🌧️
25.4°C/23.8°C
🌧️ 61.3 mm
2
🌧️
27.4°C/24.8°C
🌧️ 68.2 mm
3
🌦️
30.5°C/24.8°C
🌧️ 6.3 mm
6
🌦️
30.9°C/25.3°C
🌧️ 4.5 mm
8
🌧️
25.2°C/24°C
🌧️ 117.9 mm
9
🌦️
26.1°C/24.2°C
🌧️ 16.6 mm
10
🌧️
25.2°C/23.8°C
🌧️ 33.2 mm
11
🌧️
26.9°C/23.8°C
🌧️ 14.4 mm
12
🌧️
28.7°C/24.2°C
🌧️ 6.1 mm
13
🌦️
28.7°C/24.4°C
🌧️ 5.4 mm
14
🌧️
26.8°C/24°C
🌧️ 41.2 mm
15
🌧️
27.2°C/24°C
🌧️ 10.2 mm
16
🌧️
26.9°C/24.1°C
🌧️ 15.2 mm
17
🌦️
27.4°C/24.8°C
🌧️ 1.7 mm
21
🌦️
31.2°C/25.1°C
🌧️ 1.8 mm
22
🌧️
30.5°C/23.1°C
🌧️ 5.2 mm
24
🌦️
29.4°C/24.4°C
🌧️ 5.6 mm
25
🌦️
29.7°C/25.6°C
🌧️ 1.4 mm
26
🌦️
29.4°C/25.7°C
🌧️ 1.2 mm
28
🌦️
29.7°C/25.2°C
🌧️ 2.3 mm
29
🌦️
29.5°C/25.2°C
🌧️ 2.6 mm
30
🌦️
30.6°C/24.5°C
🌧️ 1.8 mm
Historical calendars use Open-Meteo reanalysis data. A rainy day is counted when daily precipitation is at least 1 mm. Conditions at a specific hotel, beach or station can differ.
✈️ Traveling soon?
Current Hong Kong weather and 7-day forecast
When departure is close, the latest forecast matters more than long-term averages.
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Hong Kong weather in other months
Switch months to compare the seasonal pattern.
Travel Weather Fairy