United States · 1991–2020 normal

Fort Pierre in
December.

Typical December weather in Fort Pierre: 0.4°C by day, -10.3°C at night, 16 mm of rain over 3.5 wet days. These are measured 1991–2020 station normals, not a forecast.

Typical high0.4°C
Typical low-10.3°C
Rain16 mm
Wet days3.5

Comfort score 5 this month (September leads the year at 83). Daylight is calculated as 8 h 52 from latitude 44.35°.

Event window

Frost-level nights in December

The measured night-time normal is -10.3°C, so frost is typical rather than exceptional this month.

The evidence behind this page

One month,
from the same station.

Place identity
GeoNames 5764864
NOAA station
USW00024025 · PIERRE RGNL AP
Station distance
7.6 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.