Chain of Rocks Weather Forecast

    • 76
    • 93

    Rain Showers

    • 76
    • 96

    Thunderstorms

    • 76
    • 96

    Mostly Sunny

    • 76
    • 98

    Hot

    • 72
    • 95

    Chance Rain Showers

    • 68
    • 87

    Partly Sunny

Today 12 Aug Lincoln

Mostly cloudy with scattered Showers and Thunderstorms. Highs in the lower 90s. Southwest Winds 5 to 10 Mph. Chance of rain 50 percent. Heat index Values up to 103.

Tonight 12 Aug Lincoln

Partly cloudy. Isolated Showers and Thunderstorms in the Evening, then scattered Showers and Thunderstorms after midnight. Humid with Lows in the mid 70s. Southeast Winds around 5 Mph. Chance of rain 30 percent. Heat index Values up to 102 early in the evening.

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Chain of Rocks Temperature Statistics

August Temperature

St. Louis, Spirit Of St. Louis Airport (19.3 miles)

  • Lowest 3 August, 2026

    62.7 °F

  • Average August

    77.3 °F

  • Highest 9 August, 2026

    93.7 °F

Climate (2021–2026)

St. Louis, Spirit Of St. Louis Airport (19.3 miles)

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  • Average Low 2021–2026

    46.1 °F

  • Average 2021–2026

    57.5 °F

  • Average High 2021–2026

    68.9 °F
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