United States · 1991–2020 normal
Superior in
December.
Typical December weather in Superior: -2.6°C by day, -10.5°C at night, 33 mm of rain over 5.5 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high-2.6°C
Typical low-10.5°C
Rain33 mm
Wet days5.5
Comfort score 5 this month (August leads the year at 85). Daylight is calculated as 8 h 34 from latitude 46.72°. Open-water sea temperature is 3.5°C (21 km from the place centre).
Event window
Frost-level nights in December
The measured night-time normal is -10.5°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 5275191
- NOAA station
- USC00478349 · SUPERIOR
- Station distance
- 2.5 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.