United States · 1991–2020 normal
New Haven in
December.
Typical December weather in New Haven: 3.1°C by day, -4.6°C at night, 55 mm of rain over 7.9 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high3.1°C
Typical low-4.6°C
Rain55 mm
Wet days7.9
Comfort score 5 this month (June leads the year at 84). Daylight is calculated as 9 h 03 from latitude 42.73°. Open-water sea temperature is 4.1°C (13 km from the place centre).
Event window
Frost-level nights in December
The measured night-time normal is -4.6°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 5003383
- NOAA station
- USW00014804 · MT CLEMENS ANG BASE
- Station distance
- 13.5 km from the place centre
- Coverage
- Good coverage · 18 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.