Alter do Chão Weather in December

The climate in Alter do Chão during December can be summarized as mild and a little damp.

December is in the winter in Alter do Chão and is typically the 2nd coldest month of the year. Daytime maximum temperatures average around a cool 13°C (56°F), whilst at night 7°C (44°F) is normal.

On average December is the 3rd wettest month of the year in Alter do Chão with around 99mm 3.9 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 14 days, although this may vary considerably.

On the flip side this corresponds to an average of 5.1 hours of sunshine per day.

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Alter do Chão in December 2024.