If you’re hoping to get lost in the rain on your romantic getaway, check out these details about year-round temperatures in Cabeceiras de Basto: The hottest months are usually August and July with an average temp of 68°F, while the coldest months are January and February with an average of 46°F. The rainiest months in Cabeceiras de Basto are December, October, January, and November, with each month seeing an average of 10 inches of rainfall.