Weather can make or break a roadtrip, so here's some data about year-round temperatures in Angk Ta Saom to help you plan yours: The hottest months are usually March and April with an average temp of 84°F, while the coldest months are January and February with an average of 80°F. The rainiest months in Angk Ta Saom are October, September, July, and August, with each month seeing an average of 11 inches of rainfall.