Gilmore Weather Forecast

    • 51
    • 82

    Thunderstorms

    • 49
    • 70

    Rain Showers

    • 42
    • 66

    Mostly Sunny

    • 44
    • 68

    Partly Sunny

    • 41
    • 64

    Partly Sunny

    • 44
    • 67

    Mostly Sunny

Today 27 Apr St. Charles

Mostly cloudy. A chance of Showers and Thunderstorms this Morning, then Showers and Thunderstorms likely this afternoon. Some Thunderstorms may be severe with damaging Winds and large hail this morning. Highs in the lower 80s. South Winds 15 to 20 Mph with Gusts up to 35 Mph. Chance of rain 70 percent.

Tonight 27 Apr St. Charles

Showers and Thunderstorms in the Evening, then partly cloudy after midnight. Locally heavy rainfall possible in the evening. Lows in the lower 50s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph, becoming west 5 to 10 Mph with Gusts up to 20 Mph after midnight. Chance of rain near 100 percent.

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Gilmore Temperature Statistics

April Temperature

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

  • Lowest 6 April, 2026

    35.7 °F

  • Average April

    63.8 °F

  • Highest 14 April, 2026

    89.7 °F

Climate (2021–Present)

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

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    57.4 °F

  • Average High 2021–2026

    68.8 °F
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