Keystone weather in April 2024

Expect 14°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Keystone in April. Check more long-term weather averages for Keystone in April before you book your next holiday to South Dakota in 2024/2025.

  • 14°C maximum daytime temperature in April in Keystone14
    14°C max day temperature
  • 8 hours of sunshine per day
  • 10 days with some rainfall in April in Keystone10
    10 days with some rainfall
  • -1°C minimum night-time temperature in April in Keystone-1
    -1°C min night temperature
  • 13 hours of daylight per day in April in Keystone13
    13 hours of daylight per day
  • No heat & humidity in April in Keystone0
    No heat & humidity
  • 46 mm monthly rainfall in April in Keystone46
    46 mm of monthly rainfall
  • UV (maximum) index 6 (High) in April in Keystone6
    6 (High) UV index

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The April weather guide for South Dakota (Keystone) 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 / mm)  |  Imperial (°F / inches)

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How warm is it in Keystone in April?

Daytime temperatures usually reach 14°C in Keystone in April, falling to -1°C at night.

How sunny is it in Keystone in April?

There are normally 8 hours of bright sunshine each day in Keystone in April - that's 61% of daylight hours.

Does it rain in Keystone in April?

There are usually 10 days with some rain in Keystone in April and the average monthly rainfall is 46mm.

Keystone April sunrise & sunset times

Browse the sunrise and sunset times for Keystone in April 2024. Select a month to view Keystone sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st April 2024 06:34 19:21
Monday, 15th April 2024 06:09 19:38
Tuesday, 30th April 2024 05:46 19:56

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