Sterling State Park Weather Forecast

    • 28
    • 40

    Areas Fog

    • 48
    • 50

    Rain

    • 34
    • 58

    Rain Likely

    • 25
    • 44

    Chance Rain

    • 22
    • 32

    Mostly Cloudy

    • 27
    • 34

    Partly Sunny

Today 7 Jan Monroe

Patchy fog late in the morning. Cloudy. Near steady temperature in the upper 30s. West Winds 5 to 10 Mph.

Tonight 7 Jan Monroe

Partly cloudy. Patchy fog. Lows in the lower 30s. South Winds up to 5 Mph.

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Sterling State Park Temperature Statistics

January Temperature

Monroe, Custer Airport (5 miles)

  • Lowest 1 January, 2026

    5 °F

  • Average January

    22.4 °F

  • Highest 5 January, 2026

    37.4 °F

Climate (2021–Present)

Monroe, Custer Airport (5 miles)

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  • Average Low 2021–2026

    42.2 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    60.2 °F
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