Alor Setar features a tropical monsoon climate under the Köppen climate classification. Alor Setar has a very lengthy wet season. In fact, only February can be considered a true dry season month in the city. As is common in several regions with this climate, precipitation is seen even during the short dry season. Temperatures are relatively consistent throughout the course of the year, with average high temperatures around 32 degrees Celsius and average low temperatures around 23 degrees Celsius. Alor Setar sees on average roughly 2400 mm of precipitation per year
