Gillespie Weather Forecast

    • 49
    • 77

    Mostly Cloudy

    • 48
    • 76

    Mostly Cloudy

    • 50
    • 75

    Mostly Cloudy

    • 53
    • 78

    Mostly Sunny

    • 54
    • 82

    Partly Sunny

    • 56
    • 81

    Mostly Cloudy

    • 56
    • 75

    Rain Showers Likely

Today 25 Oct Macoupin

Mostly cloudy with a chance of Showers in the Morning, then partly sunny with a slight chance of Showers in the afternoon. Highs in the mid 70s. Chance of rain 40 percent.

Tonight 25 Oct Macoupin

Mostly cloudy. Lows in the upper 40s. Southeast Winds around 5 Mph this Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Gillespie Temperature Statistics

October Temperature

Litchfield Municipal Airport (8.1 miles)

  • Lowest 18 October, 2026

    34.2 °F

  • Average October

    62.2 °F

  • Highest 12 October, 2026

    90.3 °F

Climate (2021–2026)

Litchfield Municipal Airport (8.1 miles)

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  • Average Low 2021–2026

    45.4 °F

  • Average 2021–2026

    54.8 °F

  • Average High 2021–2026

    64.6 °F
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