Weather will likely play an important role when you plan your trip to A Guarda, and keep in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually August and July with an average temp of 67°F, while the coldest months are February and January with an average of 52°F. The rainiest months in A Guarda are October, December, November, and January, with each month seeing an average of 9 inches of rainfall.