Cahokia Weather Forecast

    • 23
    • 38

    Rain Likely

    • 21
    • 29

    Mostly Cloudy

    • 23
    • 32

    Snow Likely

    • 20
    • 32

    Partly Sunny

    • 19
    • 42

    Mostly Cloudy

    • 21
    • 29

    Mostly Cloudy

    • 25
    • 39

    Slight Chance Rain

Today 29 Nov St. Clair

Rain and snow. Snow accumulation up to 1 inch. Near steady temperature in the upper 30s. South Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of precipitation near 100 percent.

Tonight 29 Nov St. Clair

Cloudy. Rain likely this evening. Lows in the lower 20s. West Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain 70 percent.

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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

    51 °F

  • Highest 15 November, 2025

    80.1 °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

    68.7 °F
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