Cuivre River State Park Weather Forecast

    • 76
    • 94

    Slight Chance Thunderstorms

    • 76
    • 94

    Slight Chance Thunderstorms

    • 71
    • 92

    Chance Thunderstorms

    • 66
    • 85

    Partly Sunny

    • 71
    • 86

    Partly Sunny

    • 71
    • 92

    Slight Chance Thunderstorms

Today 14 Aug Lincoln

Mostly sunny. Highs in the mid 90s. South Winds around 5 Mph. Heat index Values up to 111 this afternoon.

Tonight 14 Aug Lincoln

Mostly clear in the Evening, then partly cloudy with a slight chance of Showers and Thunderstorms after midnight. Humid with Lows in the mid 70s. Southeast Winds around 5 Mph. Chance of rain 20 percent. Heat index Values up to 111 early in the evening.

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Cuivre River State Park Temperature Statistics

August Temperature

St. Charles, St. Charles County Smartt Airport (27.3 miles)

  • Lowest 3 August, 2026

    63.6 °F

  • Average August

    77.8 °F

  • Highest 11 August, 2026

    95 °F

Climate (2021–2026)

St. Charles, St. Charles County Smartt Airport (27.3 miles)

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  • Average Low 2021–2026

    47.3 °F

  • Average 2021–2026

    58 °F

  • Average High 2021–2026

    68.9 °F
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