Sioux City Weather in January

With daytime temperatures of -1°C (30°F) and nighttime lows of -13°C (9°F), January in Sioux City brings very low temperatures during the day. It is also the driest month of the year, with minimal snowfall.

Rainfall in Sioux City in January

Conditions tend to be dry and settled, making it a good month for outdoor plans, even if you'll want to dress for the cooler temperatures. Past climate data indicates that roughly 6 days will see snow, totalling around 13 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 Sioux City in January

If you're visiting Sioux City in January, expect highs of -1°C (30°F) and overnight lows around -13°C (9°F). Winter occurs in January. Cold conditions tend to persist from morning through evening, so be prepared for winter weather. With lows of -13°C (9°F), nights are freezing. Packing a spare blanket is worth considering if you're staying somewhere that might not be fully heated. Since it's the coldest month of the year, you'll want to bundle up with extra layers and winter clothing.

January in Sioux City has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.