Johnson Dam Weather Forecast

    • 27
    • 49

    Mostly Cloudy

    • 23
    • 40

    Rain/Snow

    • 28
    • 49

    Mostly Cloudy

    • 26
    • 57

    Partly Sunny

    • 32
    • 55

    Mostly Cloudy

    • 33
    • 55

    Mostly Cloudy

Today 25 Oct Northern Perkins

Partly cloudy in the Morning, then mostly cloudy with a slight chance of rain in the afternoon. Highs in the upper 40s. East Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

Tonight 25 Oct Northern Perkins

Rain likely. Lows in the upper 20s. East Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 70 percent.

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Johnson Dam Temperature Statistics

October Temperature

Hettinger, Hettinger Municipal Airport (20.5 miles)

  • Lowest 14 October, 2026

    22.6 °F

  • Average October

    50 °F

  • Highest 5 October, 2026

    86.6 °F

Climate (2021–2026)

Hettinger, Hettinger Municipal Airport (20.5 miles)

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  • Average Low 2021–2026

    31.1 °F

  • Average 2021–2026

    44.9 °F

  • Average High 2021–2026

    58.6 °F
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