Cahokia Weather Forecast

    • 61
    • 80

    Partly Sunny

    • 56
    • 82

    Rain Showers

    • 34
    • 67

    Rain Showers

    • 44
    • 55

    Partly Sunny

    • 41
    • 65

    Mostly Cloudy

    • 52
    • 71

    Mostly Cloudy

    • 29
    • 67

    Chance Rain

Today 9 Mar St. Clair

Mostly sunny. Not as cool with Highs in the upper 70s. South Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 9 Mar St. Clair

Partly cloudy. Not as cool with Lows in the lower 60s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Cahokia Temperature Statistics

March Temperature

St. Louis Downtown Airport (1.9 miles)

  • Lowest

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  • Average March

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Climate (2021–Present)

St. Louis Downtown Airport (1.9 miles)

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  • Average Low 2021–2026

    47.5 °F

  • Average 2021–2026

    58.2 °F

  • Average High 2021–2026

    69 °F
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