If you’re looking forward to lots of outings with your partner, take a look at these details about year-round temperatures in Panchgani: The hottest months are usually April and May, with an average temperature of 27°C, while the coldest months are January and December, with an average of 23°C. The rainiest months in Panchgani are July, June, August and September, with each month seeing an average of 254 mm of rainfall.