Wilsonville Weather Forecast

    • 75
    • 93

    Thunderstorms

    • 75
    • 95

    Mostly Sunny

    • 68
    • 90

    Partly Sunny

    • 63
    • 86

    Mostly Sunny

    • 66
    • 87

    Partly Sunny

    • 66
    • 84

    Chance Rain Showers

Today 26 Jul Macoupin

Partly sunny. Patchy fog this morning. Isolated Showers and Thunderstorms this afternoon. Hot with Highs in the mid 90s. South Winds around 5 Mph, becoming southwest around 5 Mph this afternoon. Chance of rain 20 percent. Heat index Values up to 114.

Tonight 26 Jul Macoupin

Partly cloudy. Isolated Showers and Thunderstorms in the evening. Humid with Lows in the mid 70s. South Winds around 5 Mph. Chance of rain 20 percent. Heat index Values up to 110 early in the evening.

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Wilsonville Temperature Statistics

July Temperature

Litchfield Municipal Airport (11.2 miles)

  • Lowest 24 July, 2026

    57.4 °F

  • Average July

    76.4 °F

  • Highest 2 July, 2026

    90.5 °F

Climate (2021–2026)

Litchfield Municipal Airport (11.2 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    54.7 °F

  • Average High 2021–2026

    64.5 °F
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