Hartington Weather Forecast

    • 32
    • 56

    Increasing Clouds

    • 31
    • 55

    Decreasing Clouds

    • 30
    • 51

    Mostly Sunny

    • 31
    • 58

    Mostly Sunny

    • 28
    • 47

    Chance Snow

    • 23
    • 43

    Chance Snow

    • 19
    • 36

    Partly Sunny

Today 4 Jan Cedar

Sunny. Not as cool with Highs in the mid 50s. Temperature falling to around 50 late. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 4 Jan Cedar

Partly cloudy. Lows in the lower 30s. West Winds 5 to 10 Mph, becoming southwest after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hartington Temperature Statistics

January Temperature

Yankton, Chan Gurney Municipal Airport (21.1 miles)

  • Lowest 1 January, 2026

    19 °F

  • Average January

    22.6 °F

  • Highest 1 January, 2026

    30.9 °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

    50.2 °F

  • Average High 2021–2026

    61.4 °F
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