If you’re hoping to get lost in the rain on your romantic getaway, check out these details about year-round temperatures in Hinjawadi: The hottest months are usually April and May with an average temp of 82°F, while the coldest months are January and December with an average of 74°F. The rainiest months in Hinjawadi are July, August, September, and June, with each month seeing an average of 18 inches of rainfall.