Hartington Weather Forecast

    • 72
    • 85

    Chance Thunderstorms

    • 73
    • 93

    Decreasing Clouds

    • 71
    • 94

    Slight Chance Thunderstorms

    • 67
    • 88

    Chance Thunderstorms

    • 67
    • 87

    Chance Thunderstorms

    • 70
    • 90

    Slight Chance Thunderstorms

    • 68
    • 90

    Slight Chance Thunderstorms

Today 28 Aug Cedar

Sunny. Near steady temperature in the mid 80s. South Winds around 20 Mph with Gusts up to 30 Mph.

Tonight 28 Aug Cedar

Mostly cloudy. A slight chance of Showers and Thunderstorms early this Evening, then a chance of Showers and Thunderstorms. Breezy, warmer with Lows in the lower 70s. South Winds 15 to 25 Mph with Gusts up to 35 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hartington Temperature Statistics

August Temperature

Yankton, Chan Gurney Municipal Airport (21.1 miles)

  • Lowest 5 August, 2026

    52 °F

  • Average August

    72.7 °F

  • Highest 11 August, 2026

    90 °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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