Jerseyville Weather Forecast

    • 57
    • 73

    Chance Rain Showers

    • 53
    • 66

    Chance Rain Showers

    • 60
    • 70

    Rain Showers Likely

    • 52
    • 71

    Rain Showers Likely

    • 45
    • 66

    Chance Rain Showers

Today 31 Oct Jersey

Cloudy with a chance of Sprinkles. Near steady temperature in the lower 70s. East Winds 5 to 10 Mph.

Tonight 31 Oct Jersey

Cloudy. A slight chance of Showers in the Evening, then a chance of Showers after midnight. Lows in the mid 50s. East Winds 5 to 10 Mph. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Jerseyville Temperature Statistics

October Temperature

St. Charles, St. Charles County Smartt Airport (13.7 miles)

  • Lowest 18 October, 2026

    37.7 °F

  • Average October

    64.5 °F

  • Highest 12 October, 2026

    93.7 °F

Climate (2021–2026)

St. Charles, St. Charles County Smartt Airport (13.7 miles)

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  • Average Low 2021–2026

    47.3 °F

  • Average 2021–2026

    58.2 °F

  • Average High 2021–2026

    69.1 °F
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