United States · 1991–2020 normal
Lake Hopatcong in
December.
Typical December weather in Lake Hopatcong: 5.2°C by day, -3.6°C at night, 103 mm of rain over 9.4 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high5.2°C
Typical low-3.6°C
Rain103 mm
Wet days9.4
Comfort score 5 this month (September leads the year at 79). Daylight is calculated as 9 h 15 from latitude 40.95°.
Event window
Frost-level nights in December
The measured night-time normal is -3.6°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 5100158
- NOAA station
- USW00054779 · AEROFLEX-ANDOVER AP
- Station distance
- 12.1 km from the place centre
- Coverage
- Good coverage · 23 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.