Sioux Falls weather in March 2026

Expect daytime maximum temperatures of 43°F in Sioux Falls, South Dakota in March based on long-term weather averages. There are 7 hours of sunshine per day on average with typically 1.6 inches of rainfall in the month, which might fall as snow.

  • 43°F maximum daytime temperature in March in Sioux Falls43
    43°F max day temperature
  • 7 hours of sunshine per day
  • 9 days with some rainfall in March in Sioux Falls9
    9 days with some rainfall
  • 23°F minimum night-time temperature in March in Sioux Falls23
    23°F min night temperature
  • 12 hours of daylight per day in March in Sioux Falls12
    12 hours of daylight per day
  • No heat & humidity in March in Sioux Falls0
    No heat & humidity
  • 1.6 inches monthly rainfall in March in Sioux Falls1.6
    1.6 inches of monthly rainfall
  • UV (maximum) index 4 (Moderate) in March in Sioux Falls4
    4 (Moderate) UV index

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The March weather guide for South Dakota (Sioux Falls) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C)  |  Imperial (°F)

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How cold is it in Sioux Falls in March?

Daytime temperatures usually reach 43°F in Sioux Falls in March, falling to 23°F at night.

How sunny is it in Sioux Falls in March?

There are normally 7 hours of bright sunshine each day in Sioux Falls in March - that's 59% of daylight hours.

Does it rain in Sioux Falls in March?

There are usually 9 days with some rain in Sioux Falls in March and the average monthly rainfall is 1.6 inches. Rain may fall as snow in this month.

Sioux Falls March sunrise & sunset times

Browse the sunrise and sunset times for Sioux Falls in March 2026. Select a month to view Sioux Falls sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st March 2026 07:03 18:16
Monday, 16th March 2026 06:37 18:35
Tuesday, 31st March 2026 06:10 18:53

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