The weather in Hong Kong in October is very hot. The average temperatures are between 24°C and 29°C, drinking water regularly is advisable.
You can expect about 3 to 8 days of rain in Hong Kong during the month of October. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Hong Kong in October 2025.
If you’re planning to visit Hong Kong in the near future, we highly recommend that you review the 14 day weather forecast for Hong Kong before you arrive.