Jerseyville Aviation Inc. Airport Weather Forecast

    • 77
    • 98

    Hot

    • 77
    • 97

    Hot

    • 75
    • 96

    Mostly Sunny

    • 72
    • 96

    Slight Chance Thunderstorms

    • 70
    • 93

    Slight Chance Thunderstorms

    • 67
    • 90

    Partly Sunny

Today 2 Sep Jersey

Sunny, hot with Highs in the upper 90s. Southwest Winds 5 to 10 Mph.

Tonight 2 Sep Jersey

Mostly clear. Lows in the upper 70s. South Winds around 5 Mph. Heat index Values up to 103 early in the evening.

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Jerseyville Aviation Inc. Airport Temperature Statistics

September Temperature

St. Charles, St. Charles County Smartt Airport (12.4 miles)

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Climate (2021–2026)

St. Charles, St. Charles County Smartt Airport (12.4 miles)

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  • Average Low 2021–2026

    47.3 °F

  • Average 2021–2026

    58 °F

  • Average High 2021–2026

    68.9 °F
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