Weather is probably a major factor when you plan your trip to Modarawana, and keep in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually April and June with an average temp of 83°F, while the coldest months are January and February with an average of 80°F. The rainiest months in Modarawana are November, December, October, and April, with each month seeing an average of 8 inches of rainfall.