If you’re hoping to get lost in the rain on your romantic getaway, check out these details about year-round temperatures in Induruwa: The hottest months are usually March and April with an average temp of 81°F, while the coldest months are January and February with an average of 80°F. The rainiest months in Induruwa are May, November, September, and October, with each month seeing an average of 13 inches of rainfall.