United States · 1991–2020 normal

Williston in
December.

Typical December weather in Williston: -3.4°C by day, -14.5°C at night, 17 mm of rain over 4.4 wet days. These are measured 1991–2020 station normals, not a forecast.

Typical high-3.4°C
Typical low-14.5°C
Rain17 mm
Wet days4.4

Comfort score 5 this month (June leads the year at 79). Daylight is calculated as 8 h 22 from latitude 48.15°.

Event window

Frost-level nights in December

The measured night-time normal is -14.5°C, so frost is typical rather than exceptional this month.

The evidence behind this page

One month,
from the same station.

Place identity
GeoNames 5692947
NOAA station
USW00094014 · WILLISTON SLOULIN FLD
Station distance
3.3 km from the place centre
Coverage
Strong coverage · 28 usable years
Important limit
Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.