Steffan Reservoir Weather Forecast

    • 39
    • 60

    Increasing Clouds

    • 46
    • 59

    Mostly Sunny

    • 37
    • 61

    Mostly Sunny

    • 40
    • 59

    Partly Sunny

    • 36
    • 58

    Partly Sunny

    • 35
    • 48

    Partly Sunny

Today 7 Nov Knox

Partly cloudy. Not as cool with Highs in the lower 60s. Southwest Winds 5 to 10 Mph.

Tonight 7 Nov Knox

Mostly cloudy in the Evening, then clearing. Lows in the upper 30s. West Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Steffan Reservoir Temperature Statistics

November Temperature

Yankton, Chan Gurney Municipal Airport (11.2 miles)

  • Lowest 4 November, 2026

    39.9 °F

  • Average November

    53.7 °F

  • Highest 2 November, 2026

    73 °F

Climate (2021–2026)

Yankton, Chan Gurney Municipal Airport (11.2 miles)

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  • Average Low 2021–2026

    39.6 °F

  • Average 2021–2026

    50.6 °F

  • Average High 2021–2026

    61.8 °F
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