The weather in Sioux City in March is very cold with temperatures between -1°C and 9°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Sioux City during the month of March. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Please note that Sioux City can expect a few days of snow in March.
Our weather forecast can give you a great sense of what weather to expect in Sioux City in March 2025.
If you’re planning to visit Sioux City in the near future, we highly recommend that you review the 14 day weather forecast for Sioux City before you arrive.
Temperatures
9° / -1°
Rainy Days
6
Snowy Days
2
Dry Days
23
Rainfall
52
mm
Sun Hours
5.3
Hrs
