Weather will likely play an important role when you plan your trip to Simpang Pertang, but bear in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually March and April, with an average temperature of 26°C, while the coldest months are January and February, with an average of 25°C. The rainiest months in Simpang Pertang are November, April, December and October, with each month seeing an average of 413 mm of rainfall.