Crofton Weather Forecast

    • 57
    • 81

    Rain Showers

    • 54
    • 72

    Chance Rain Showers

    • 59
    • 67

    Chance Rain Showers

    • 61
    • 72

    Rain Showers Likely

    • 60
    • 75

    Chance Rain Showers

    • 55
    • 71

    Slight Chance Rain Showers

Today 14 Sep Knox

Cloudy in the Morning, then becoming partly sunny. A chance of Thunderstorms. Showers Likely, mainly in the morning. Windy and much warmer. More humid with Highs in the lower 80s. South Winds 20 to 30 Mph with Gusts up to 45 Mph. Chance of rain 70 percent.

Tonight 14 Sep Knox

Partly cloudy in the Evening, then mostly cloudy with a slight chance of Showers after midnight. Lows in the mid 50s. Northwest Winds 10 to 15 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Crofton Temperature Statistics

September Temperature

Yankton, Chan Gurney Municipal Airport (13.7 miles)

  • Lowest 10 September, 2026

    54 °F

  • Average September

    76.3 °F

  • Highest 4 September, 2026

    95 °F

Climate (2021–2026)

Yankton, Chan Gurney Municipal Airport (13.7 miles)

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  • Average Low 2021–2026

    39.4 °F

  • Average 2021–2026

    50.6 °F

  • Average High 2021–2026

    61.8 °F
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