Weather in Ericeira: December
![]() |
Average day temperature: | 60.7°F |
Average night temperature: | 53.7°F | |
![]() |
Sea water temperature: | 60.1°F |
![]() |
Number of sunny days: | 14 days |
Day length: | 9.4 - 9.6 hours | |
![]() |
Number of rainy days: | 4 days |
Precipitation totals: | 2.5 in. | |
more information |
forecast
Ericeira |
temperature
Ericeira |
Air temperature in December, °F
Day temperature | Night temperature |
The highest day temperature during December of 2024 was 69°F. At the same time the lowest night temperature was 41°F. Day and night temperature averages during December were 59.7°F and 51.7°F.
Sea water temperature in Ericeira in December, °F
The average sea water temperature in December of 2024 was 61.6°F. The highest and lowest sea temperatures during the month were 63.7°F and 59.7°F.
Sunny days | |
Partly cloudy days | |
Cloudy days |
Number of sunny, partly cloudy and cloudy days in December is almost equal.
Precipitation total in December, in.
Precipitation total value in Ericeira in December is 3.1 in. Other months of the year show relatively similar values.
The average wind speed value in December is 10.2 mph It makes December one of the least windy months of the year.
This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in December is: 5.3.
Best time for vacation in Ericeira
Ericeira on a weather map

7 mph

14 mph

11 mph

6 mph

7 mph

7 mph

4 mph

2 mph