Hong Kong in September
In September, Hong Kong averages 30°C (86°F) during the day and 25°C (77°F) at night, with frequent rain — about 14 days of the month see precipitation (325 mm total).
Conditions are warm and beach-friendly. Plan for unsettled weather and bring rain gear.
It's peak typhoon season in Hong Kong during September. Travel is possible but expect storm risk, possible flight disruption, and generally lower travel insurance coverage.
30°C
Avg high
25°C
Avg low
14
Rain days
325 mm
Rainfall
Hong Kong in other months
| Month | Avg high | Avg low | Rainfall | Rain days | Snow days |
|---|---|---|---|---|---|
| January | 18°C / 64°F | 14°C / 57°F | 25 mm | 5 | — |
| February | 19°C / 66°F | 15°C / 59°F | 55 mm | 9 | — |
| March | 21°C / 70°F | 17°C / 63°F | 85 mm | 11 | — |
| April | 25°C / 77°F | 20°C / 68°F | 165 mm | 12 | — |
| May | 28°C / 82°F | 23°C / 73°F | 295 mm | 15 | — |
| June | 30°C / 86°F | 26°C / 79°F | 395 mm | 19 | — |
| July | 31°C / 88°F | 26°C / 79°F | 375 mm | 17 | — |
| August | 31°C / 88°F | 26°C / 79°F | 450 mm | 17 | — |
| September | 30°C / 86°F | 25°C / 77°F | 325 mm | 14 | — |
| October | 28°C / 82°F | 22°C / 72°F | 100 mm | 7 | — |
| November | 24°C / 75°F | 18°C / 64°F | 40 mm | 5 | — |
| December | 20°C / 68°F | 15°C / 59°F | 25 mm | 4 | — |
Other cities with similar September weather
Check the live 10-day forecast and sunrise/sunset.