The weather in Kuala Lumpur in September is very hot. The average temperatures are between 25°C and 33°C, drinking water regularly is advisable.
You can expect about 3 to 8 days of rain in Kuala Lumpur during the month of September. 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 Kuala Lumpur in September 2025.
If you’re planning to visit Kuala Lumpur in the near future, we highly recommend that you review the 14 day weather forecast for Kuala Lumpur before you arrive.