United States · 1991–2020 normal
Saint John in
December.
Typical December weather in Saint John: 8°C by day, -4.5°C at night, 26 mm of rain over 2.7 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high8°C
Typical low-4.5°C
Rain26 mm
Wet days2.7
Comfort score 12 this month (September leads the year at 79). Daylight is calculated as 9 h 32 from latitude 38.00°.
Event window
Frost-level nights in December
The measured night-time normal is -4.5°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 4278621
- NOAA station
- USC00143847 · HUDSON
- Station distance
- 14.4 km from the place centre
- Coverage
- Strong coverage · 30 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.