United States · 1991–2020 normal
Scotch Plains in
December.
Typical December weather in Scotch Plains: 7.9°C by day, -2.3°C at night, 111 mm of rain over 8.2 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high7.9°C
Typical low-2.3°C
Rain111 mm
Wet days8.2
Comfort score 5 this month (September leads the year at 76). Daylight is calculated as 9 h 16 from latitude 40.66°. Open-water sea temperature is 9.0°C (44 km from the place centre).
Event window
Frost-level nights in December
The measured night-time normal is -2.3°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 5104473
- NOAA station
- USC00282023 · CRANFORD
- Station distance
- 5.7 km from the place centre
- Coverage
- Good coverage · 22 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.