Weather in Portugal in December

Average daily temperatures

It can be quite cool at this time of year, so visitors are recommended to take warmer clothes especially for venturing out after dark. The average daily maximum is 18 C and the average daily minimum is 11 C.

Sunshine and rainfall

There is a 56% chance of a perfect sunny day and a 44% chance of seeing a mixture of sunshine and clouds with an average 18mm of rainfall this month.