Fort Chartres State Park Weather Forecast

    • 70
    • 85

    Chance Thunderstorms

    • 73
    • 90

    Thunderstorms Likely

    • 75
    • 96

    Chance Thunderstorms

    • 74
    • 97

    Chance Thunderstorms

    • 74
    • 94

    Chance Thunderstorms

    • 74
    • 93

    Chance Thunderstorms

Today 14 Jul Randolph

Mostly cloudy. A 40 percent chance of Thunderstorms in the afternoon. Highs in the mid 80s. East Winds up to 5 Mph.

Tonight 14 Jul Randolph

Mostly cloudy. A 30 percent chance of Thunderstorms in the evening. Lows around 70. Southeast Winds up to 5 Mph.

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  • Temperature Real-Time

Fort Chartres State Park Temperature Statistics

July Temperature

Sparta Community-Hunter Field Airport (25.5 miles)

  • Lowest 2 July, 2025

    68.9 °F

  • Average July

    81.7 °F

  • Highest 11 July, 2025

    95.4 °F

Climate (2020–Present)

Sparta Community-Hunter Field Airport (25.5 miles)

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  • Average Low 2020–2025

    48.1 °F

  • Average 2020–2025

    57.2 °F

  • Average High 2020–2025

    66.5 °F
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