United States · 1991–2020 normal
Boise City in
December.
Typical December weather in Boise City: 10.5°C by day, -5.9°C at night, 19 mm of rain over 2.5 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high10.5°C
Typical low-5.9°C
Rain19 mm
Wet days2.5
Comfort score 18 this month (October leads the year at 78). Daylight is calculated as 9 h 39 from latitude 36.73°.
Event window
Frost-level nights in December
The measured night-time normal is -5.9°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 5515613
- NOAA station
- USC00340908 · BOISE CITY 2 E
- Station distance
- 3 km from the place centre
- Coverage
- Good coverage · 24 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.