Weather in Rockland: December
 |
Average day temperature: | 37.3°F |
| Average night temperature: | 33.6°F | |
 |
Sea water temperature: | 45.0°F |
 |
Number of sunny days: | 9 days |
| Day length: | 8.9 - 9.1 hours | |
 |
Number of rainy days: | 3 days |
| Precipitation totals: | 1.8 in. | |
| more information | ||
forecast
| Rockland |
temperature
| Rockland |
Air temperature in December, °F
The highest day temperature during December of 2023 was 52°F. At the same time the lowest night temperature was 22°F. Day and night temperature averages during December were 38.7°F and 35.9°F.
Sea water temperature in Rockland in December, °F
The average sea water temperature in December of 2023 was 43.8°F. The highest and lowest sea temperatures during the month were 46.9°F and 41.2°F.
Mostly all days in December are cloudy but sunny and partly cloudy days are also possible.
Precipitation total in December, in.
Precipitation total value in Rockland in December is 1.8 in. Other months of the year show relatively similar values.
The average wind speed value in December is 11.6 mph It makes December most windy month 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: 4.2.
Best time for vacation in Rockland
Rockland on a weather map
12 mph
11 mph
11 mph
11 mph
12 mph
8 mph
4 mph
3 mph
