Rapid City Weather in December
December in Rapid City brings low temperatures, with daytime highs of 3°C (37°F) and nights around -9°C (16°F). Only 12 mm (0.5 in) of snow/rainfall is typical, making it a largely dry month.
Rainfall in Rapid City in December
You can expect snow/rain on roughly 6 days based on historical data, averaging 12 mm (0.5 in) for the month. When rain does fall, showers tend to be light and brief. Most days will be dry.
Temperature in Rapid City in December
December in Rapid City sees highs of 3°C (37°F) and lows of -9°C (16°F) overnight. Experience the winter season in December. Staying warm is the main priority this month, especially during mornings and evenings. Nights drop below freezing to -9°C (16°F). An extra blanket is worth packing if you're unsure about the heating where you're staying. This month is known for being the coldest, so make sure you pack appropriately with plenty of warm clothing.If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Rapid City. Our weather planner can help you explore destinations with more pleasant weather conditions.
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 Rapid City's climate page.
Rapid City Temperature in December
Min Temperature
-9°C (16°F)
Max Temperature
3°C (37°F)
Chance of Rain
19%
Precipitation
12 mm (0.5 in)
Rainy days
6 days
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 →
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What to Wear in Rapid City in December
Cold weather calls for smart layering in December. A thermal base layer makes a huge difference in staying warm. Add a wool sweater or fleece, then a wind-resistant outer jacket. With minimal rainfall expected, you can leave the rain gear at home.What To Do in Rapid City 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 Rapid City's climate page.
See the full Rapid City climate overview or explore weather in the United States of America.
