Mark Twain Weather Forecast

    • 41
    • 54

    Slight Chance Rain Showers

    • 39
    • 60

    Sunny

    • 43
    • 66

    Mostly Sunny

    • 45
    • 72

    Partly Sunny

    • 49
    • 76

    Mostly Sunny

    • 52
    • 79

    Mostly Sunny

Today 16 Oct St. Louis City

Partly sunny this Morning, then mostly cloudy with a slight chance of Showers this afternoon. Much cooler. Near steady temperature in the lower 50s. Northwest Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain 20 percent.

Tonight 16 Oct St. Louis City

Mostly cloudy in the Evening, then becoming partly cloudy. Cooler with Lows in the upper 30s. North Winds 15 to 20 Mph with Gusts up to 30 Mph.

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Mark Twain Temperature Statistics

October Temperature

St. Louis Lambert International Airport (8.1 miles)

  • Lowest 3 October, 2026

    50.6 °F

  • Average October

    71.1 °F

  • Highest 13 October, 2026

    93 °F

Climate (2021–2026)

St. Louis Lambert International Airport (8.1 miles)

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  • Average Low 2021–2026

    50.7 °F

  • Average 2021–2026

    60.2 °F

  • Average High 2021–2026

    69.8 °F
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