Hartington Weather Forecast

    • 62
    • 89

    Mostly Sunny

    • 67
    • 93

    Partly Sunny

    • 65
    • 89

    Chance Thunderstorms

    • 64
    • 91

    Chance Thunderstorms

    • 71
    • 95

    Partly Sunny

    • 72
    • 102

    Slight Chance Thunderstorms

Today 5 Jun Cedar

Sunny. Highs in the upper 80s. Northwest Winds around 5 Mph.

Tonight 5 Jun Cedar

Mostly clear. Lows in the lower 60s. North Winds 5 to 10 Mph, becoming southeast after midnight.

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Hartington Temperature Statistics

June Temperature

Yankton, Chan Gurney Municipal Airport (21.1 miles)

  • Lowest 1 June, 2026

    60.1 °F

  • Average June

    72.9 °F

  • Highest 3 June, 2026

    87.1 °F

Climate (2021–Present)

Yankton, Chan Gurney Municipal Airport (21.1 miles)

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  • Average Low 2021–2026

    39.3 °F

  • Average 2021–2026

    50.5 °F

  • Average High 2021–2026

    61.9 °F
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