Planning for the weather is a good way to make your trip to Panchgani relaxing and enjoyable, especially when you're splurging. The hottest months are usually April and May with an average temp of 81°F, while the coldest months are January and December with an average of 73°F. The rainiest months in Panchgani are July, June, August, and September, with each month seeing an average of 10 inches of rainfall.