When you're planning your getaway to Mrauk-U, year-round temperatures and rainfall may be important factors to consider. The hottest months are usually April and March with an average temp of 80°F, while the coldest months are January and February with an average of 73°F. The rainiest months in Mrauk-U are July, June, August, and September, with each month seeing an average of 27 inches of rainfall.