Jerseyville Weather Forecast

    • 44
    • 65

    Slight Chance Rain Showers

    • 49
    • 63

    Mostly Sunny

    • 47
    • 73

    Mostly Sunny

    • 41
    • 63

    Mostly Sunny

    • 40
    • 58

    Mostly Sunny

    • 47
    • 61

    Chance Rain Showers

Today 28 Sep Jersey

Cooler. Partly sunny with a 20 percent chance of Showers. High in the mid 60s. Northwest wind 10 to 15 Mph. Gusts up to 25 Mph in the afternoon.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Jerseyville Temperature Statistics

September Temperature

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

  • Lowest 20 September, 2020

    45 °F

  • Average September

    67.7 °F

  • Highest 7 September, 2020

    91.9 °F

Climate (2010–Present)

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

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  • Average Low 2010–Present

    47.5 °F

  • Average 2010–Present

    56.8 °F

  • Average High 2010–Present

    66.9 °F
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