Planning for the weather is a good way to make your trip to Kumbor relaxing and enjoyable, especially when you’re splurging. The hottest months are usually August and July with an average temp of 74°F, while the coldest months are January and February with an average of 46°F. The rainiest months in Kumbor are November, January, December, and March, with each month seeing an average of 10 inches of rainfall.