United States · 1991–2020 normal
Alturas in
December.
Typical December weather in Alturas: 5.6°C by day, -7.9°C at night, 31 mm of rain over 6.4 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high5.6°C
Typical low-7.9°C
Rain31 mm
Wet days6.4
Comfort score 5 this month (June leads the year at 74). Daylight is calculated as 9 h 11 from latitude 41.49°.
Event window
Frost-level nights in December
The measured night-time normal is -7.9°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 5558829
- NOAA station
- USC00040161 · ALTURAS
- Station distance
- 0.4 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.