Weather is probably a major factor when you plan your trip to Trimbak, but bear in mind that cheaper options are usually available when the weather isn't as good. 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 Trimbak are July, August, September and June, with each month seeing an average of 282 mm of rainfall.