If you’re looking forward to lots of outings with your partner, take a look at these details about year-round temperatures in Pontevedra: The hottest months are usually August and July, with an average temperature of 19°C, while the coldest months are February and January, with an average of 10°C. The rainiest months in Pontevedra are October, December, November and January, with each month seeing an average of 222 mm of rainfall.