St Helena Weather Forecast

    • 33
    • 48

    Increasing Clouds

    • 30
    • 56

    Mostly Cloudy

    • 33
    • 48

    Chance Rain

    • 35
    • 49

    Rain Likely

    • 28
    • 44

    Chance Rain

    • 30
    • 50

    Mostly Sunny

Today 28 Mar Cedar

Sunny. Not as cool with Highs around 50. East Winds around 10 Mph.

Tonight 28 Mar Cedar

Partly cloudy in the Evening, then becoming mostly cloudy. Not as cool with Lows in the mid 30s. East Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

St Helena Temperature Statistics

March Temperature

Yankton, Chan Gurney Municipal Airport (9.9 miles)

  • Lowest 18 March, 2024

    13.7 °F
  • Average March

    39.5 °F
  • Highest 11 March, 2024

    78.7 °F

Climate (2019–Present)

Yankton, Chan Gurney Municipal Airport (9.9 miles)

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  • Average Low 2019–2024

    39.1 °F
  • Average 2019–2024

    49.6 °F
  • Average High 2019–2024

    60.4 °F
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