Planning for the weather is a good way to make your trip to Kollengode relaxing and enjoyable, especially when you're splurging. The hottest months are usually March and April, with an average temperature of 28°C, while the coldest months are January and December, with an average of 25°C. The rainiest months in Kollengode are June, July, August and October, with each month seeing an average of 399 mm of rainfall.