If you’re looking forward to lots of outings with your partner, check out these details about year-round temperatures in Andilana: The hottest months are usually March and April with an average temp of 81°F, while the coldest months are July and August with an average of 76°F. The rainiest months in Andilana are January, February, March, and December, with each month seeing an average of 19 inches of rainfall.