If you're hoping to get lost in the rain on your romantic getaway, check out these details about year-round temperatures in Pangandaran: The hottest months are usually March and April with an average temp of 78°F, while the coldest months are August and September with an average of 76°F. The rainiest months in Pangandaran are January, February, March, and December, with each month seeing an average of 15 inches of rainfall.