Sterling State Park Weather Forecast

    • 56
    • 77

    Slight Chance Rain Showers

    • 59
    • 76

    Mostly Cloudy

    • 56
    • 75

    Chance Rain Showers

    • 59
    • 76

    Partly Sunny

    • 59
    • 76

    Chance Thunderstorms

    • 58
    • 77

    Chance Thunderstorms

Today 20 Jun Monroe

Partly cloudy until late afternoon then clearing. Highs in the upper 70s. West Winds 5 to 15 Mph with Gusts up to 25 Mph.

Tonight 20 Jun Monroe

Mostly clear. Lows in the mid 50s. West Winds up to 10 Mph.

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Sterling State Park Temperature Statistics

June Temperature

Monroe, Custer Airport (5 miles)

  • Lowest 3 June, 2026

    44.6 °F

  • Average June

    70.4 °F

  • Highest 10 June, 2026

    91.4 °F

Climate (2021–2026)

Monroe, Custer Airport (5 miles)

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  • Average Low 2021–2026

    42.3 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    60.3 °F
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