Du Quoin Lake Weather Forecast

    • 76
    • 96

    Slight Chance Thunderstorms

    • 77
    • 96

    Mostly Sunny

    • 76
    • 95

    Slight Chance Thunderstorms

    • 76
    • 95

    Slight Chance Thunderstorms

    • 76
    • 96

    Mostly Sunny

    • 77
    • 97

    Mostly Sunny

    • 76
    • 98

    Hot

Today 23 Jul Perry

Mostly sunny with a slight chance of Showers and Thunderstorms. Hot. Near steady temperature in the lower 90s. South Winds around 5 Mph. Chance of rain 20 percent. Highest heat index Readings heat index Readings up to 110.

Tonight 23 Jul Perry

Mostly clear. Lows in the mid 70s. South Winds around 5 Mph.

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Du Quoin Lake Temperature Statistics

July Temperature

Southern Illinois Airport (19.9 miles)

  • Lowest 2 July, 2025

    66.7 °F

  • Average July

    80.1 °F

  • Highest 11 July, 2025

    92.6 °F

Climate (2020–Present)

Southern Illinois Airport (19.9 miles)

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  • Average Low 2020–2025

    47.8 °F

  • Average 2020–2025

    58 °F

  • Average High 2020–2025

    68.6 °F
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