United States · 1991–2020 normal
Rockland in
December.
Typical December weather in Rockland: 2.6°C by day, -6.5°C at night, 139 mm of rain over 10.4 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high2.6°C
Typical low-6.5°C
Rain139 mm
Wet days10.4
Comfort score 5 this month (August leads the year at 87). Daylight is calculated as 8 h 54 from latitude 44.10°. Open-water sea temperature is 6.9°C (19 km from the place centre).
Event window
Frost-level nights in December
The measured night-time normal is -6.5°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 4832458
- NOAA station
- USC00179593 · W ROCKPORT 1 NNW
- Station distance
- 10.3 km from the place centre
- Coverage
- Strong coverage · 29 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.