Planning for the weather is a good way to make your trip to Kumily relaxing and enjoyable, especially when you're splurging. The hottest months are usually April and March with an average temp of 79°F, while the coldest months are January and February with an average of 74°F. The rainiest months in Kumily are October, November, August, and December, with each month seeing an average of 7 inches of rainfall.