St Johns Historical Marker Weather Forecast

    • 37
    • 64

    Chance Rain Showers

    • 40
    • 69

    Mostly Sunny

    • 43
    • 73

    Mostly Sunny

    • 47
    • 75

    Mostly Sunny

    • 50
    • 76

    Chance Rain Showers

    • 48
    • 73

    Slight Chance Rain Showers

Today 2 May Dakota

Mostly cloudy in the Morning, then becoming partly sunny. Scattered Showers. Highs in the mid 60s. North Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 50 percent.

Tonight 2 May Dakota

Mostly clear. Lows in the upper 30s. North Winds 10 to 15 Mph with Gusts up to 25 Mph, Diminishing to around 5 Mph after midnight.

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St Johns Historical Marker Temperature Statistics

May Temperature

Sioux City, Sioux Gateway Airport (9.3 miles)

  • Lowest

  • Average May

  • Highest

Climate (2020–Present)

Sioux City, Sioux Gateway Airport (9.3 miles)

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  • Average Low 2020–2025

    38.8 °F
  • Average 2020–2025

    50.6 °F
  • Average High 2020–2025

    62.5 °F
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