Rapid City weather in March 2026

Expect daytime maximum temperatures of 46°F in Rapid City, South Dakota in March based on long-term weather averages. There are 8 hours of sunshine per day on average, which might fall as snow.

  • 46°F maximum daytime temperature in March in Rapid City46
    46°F max day temperature
  • 8 hours of sunshine per day
  • 9 days with some rainfall in March in Rapid City9
    9 days with some rainfall
  • 21°F minimum night-time temperature in March in Rapid City21
    21°F min night temperature
  • 12 hours of daylight per day in March in Rapid City12
    12 hours of daylight per day
  • No heat & humidity in March in Rapid City0
    No heat & humidity
  • 0.9 inches monthly rainfall in March in Rapid City0.9
    0.9 inches of monthly rainfall
  • UV (maximum) index 4 (Moderate) in March in Rapid City4
    4 (Moderate) UV index

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The March weather guide for South Dakota (Rapid City) 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 warm is it in Rapid City in March?

Daytime temperatures usually reach 46°F in Rapid City in March, falling to 21°F at night.

How sunny is it in Rapid City in March?

There are normally 8 hours of bright sunshine each day in Rapid City in March - that's 63% of daylight hours.

Does it rain in Rapid City in March?

There are usually 9 days with some rain in Rapid City in March and the average monthly rainfall is 0.9 inches. Rain may fall as snow in this month.

Rapid City March sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Sunday, 1st March 2026 06:30 17:41
Monday, 16th March 2026 06:03 18:01
Tuesday, 31st March 2026 05:36 18:19

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