September in Khao Yai brings a mix of warm temperatures and frequent rainfall. The mercury often rises to a high of 32°C, making the days quite hot. However, the nights provide a bit of relief as the temperature drops to a cooler 25°C. This contrast in temperature adds a unique charm to the weather, making it a blend of warmth and coolness.
Rain is a common occurrence in September, with the region receiving about 220 mm of rainfall. This makes the surroundings lush and vibrant, adding a refreshing touch to the overall atmosphere. The wind speed is also moderate, averaging around 12 km/h. This breeze, combined with the rainfall, makes the weather quite pleasant despite the high temperatures.