If you’re hoping to get lost in the rain on your romantic getaway, take a look at these details about year-round temperatures in Aryad South: The hottest months are usually March and April, with an average temperature of 28°C, while the coldest months are January and February, with an average of 27°C. The rainiest months in Aryad South are June, July, August and May, with each month seeing an average of 402 mm of rainfall.