Hartington Weather Forecast

    • 66
    • 85

    Chance Thunderstorms

    • 63
    • 87

    Mostly Sunny

    • 63
    • 87

    Mostly Sunny

    • 65
    • 90

    Partly Sunny

    • 67
    • 90

    Slight Chance Thunderstorms

    • 66
    • 91

    Chance Thunderstorms

    • 65
    • 89

    Slight Chance Thunderstorms

Today 3 Jul Cedar

Mostly sunny. Near steady temperature in the lower 80s. Southeast Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 3 Jul Cedar

Partly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then mostly cloudy after midnight. Humid with Lows in the mid 60s. Southeast Winds around 10 Mph, becoming south after midnight. Chance of rain 20 percent.

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Hartington Temperature Statistics

July Temperature

Yankton, Chan Gurney Municipal Airport (21.1 miles)

  • Lowest 1 July, 2026

    66 °F

  • Average July

    76.3 °F

  • Highest 1 July, 2026

    86 °F

Climate (2021–2026)

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

    61.8 °F
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