Bismarck Weather in December
December in Bismarck sees daytime temperatures around -4°C (25°F) and lows of -14°C (7°F) at night. Pack a rain jacket because some snowfall is likely.
Rainfall in Bismarck in December
You can expect snow on roughly 8 days based on historical data, averaging 21 mm (0.8 in) for the month. Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.
Temperature in Bismarck in December
If you're visiting Bismarck in December, expect highs of -4°C (25°F) and overnight lows around -14°C (7°F). Experience the winter season in December. Expect a distinctly cold feel throughout the day, not just overnight. With lows of -14°C (7°F), nights are freezing. Packing a spare blanket is worth considering if you're staying somewhere that might not be fully heated. Known for its cold temperatures, this month requires warm clothing. Ensure you dress appropriately to stay comfortable.
Sunshine in Bismarck in December
The month experiences a moderate amount of sunlight, with 122 hours of sunshine. This provides a nice balance between sunshine and clouds.December in Bismarck can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Bismarck's climate page.
Bismarck Temperature in December
Min Temperature
-14°C (7°F)
Max Temperature
-4°C (25°F)
Chance of Rain
27%
Precipitation
21 mm (0.8 in)
Rainy days
8 days
Humidity
74%
Sunshine
122 hours
Percentage Sunshine
46%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Bismarck typically drop from around -1°C (30°F) at the start of December to approximately -5°C (23°F) by the end. Nights are very cold, with lows typically ranging from -17°C (1°F) to -10°C (14°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather for Bismarck in December
Browse day-by-day weather records for Bismarck spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Bismarck historical weather extremes in December
Our historical data for Bismarck spans 1976 to 2025, revealing these weather extremes.
Best Places in the United States of America in December
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in December →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Bismarck in December
It's wise to bundle up for freezing conditions in Bismarck in December. If you have a winter jacket with good insulation, waterproof winter boots, thermal layers, and warm accessories it's smart to pack them. Hand and foot warmers can be lifesavers, especially during the night. Light rain is possible, so consider bringing a small umbrella or rain jacket. Bring sunglasses since you'll have some sunny periods throughout the monthWhat To Do in Bismarck in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Bismarck's climate page.
Temperature Rainfall Sunshine Humidity
See the full Bismarck climate overview or explore weather in the United States of America.
