Cahokia Weather Forecast

    • 44
    • 80

    Becoming Sunny

    • 35
    • 60

    Mostly Sunny

    • 48
    • 60

    Rain Showers Likely

    • 49
    • 73

    Mostly Cloudy

    • 53
    • 66

    Rain

    • 53
    • 65

    Rain

    • 44
    • 64

    Chance Rain

Today 15 Nov St. Clair

Sunny. Highs in the upper 70s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 15 Nov St. Clair

Mostly clear. Much cooler with Lows in the lower 40s. Northwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cahokia Temperature Statistics

November Temperature

St. Louis Downtown Airport (1.9 miles)

  • Lowest 11 November, 2025

    25 °F

  • Average November

    50.8 °F

  • Highest 4 November, 2025

    73 °F

Climate (2020–Present)

St. Louis Downtown Airport (1.9 miles)

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  • Average Low 2020–2025

    47.5 °F

  • Average 2020–2025

    58 °F

  • Average High 2020–2025

    68.6 °F
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