Planning for the weather is a good way to make your trip to Brahmapur relaxing and enjoyable, especially when you’re splurging. The hottest months are usually May and April with an average temp of 86°F, while the coldest months are January and December with an average of 74°F. The rainiest months in Brahmapur are July, August, September, and October, with each month seeing an average of 11 inches of rainfall.