Gilmore Weather Forecast

    • 44
    • 79

    Rain Showers Likely

    • 37
    • 55

    Mostly Cloudy

    • 36
    • 59

    Sunny

    • 39
    • 67

    Mostly Sunny

    • 41
    • 72

    Partly Sunny

    • 45
    • 74

    Mostly Sunny

Today 15 Oct St. Charles

A chance of Thunderstorms. Showers. Locally heavy rainfall possible early. Highs in the lower 80s. South Winds 5 to 10 Mph, becoming southwest with Gusts up to 20 Mph. Chance of rain near 100 percent.

Tonight 15 Oct St. Charles

Mostly cloudy. Showers likely with a chance of Thunderstorms in the Evening, then a chance of Showers after midnight. Much cooler. Less humid with Lows in the mid 40s. West Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain 70 percent.

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Gilmore Temperature Statistics

October Temperature

St. Louis, Spirit Of St. Louis Airport (13 miles)

  • Lowest 6 October, 2026

    42.7 °F

  • Average October

    68.2 °F

  • Highest 13 October, 2026

    91.9 °F

Climate (2021–2026)

St. Louis, Spirit Of St. Louis Airport (13 miles)

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  • Average Low 2021–2026

    46.1 °F

  • Average 2021–2026

    57.6 °F

  • Average High 2021–2026

    69 °F
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