Naper Weather Forecast

    • 58
    • 69

    Rain Showers

    • 55
    • 70

    Chance Rain Showers

    • 55
    • 73

    Slight Chance Thunderstorms

    • 57
    • 79

    Partly Sunny

    • 57
    • 81

    Partly Sunny

    • 53
    • 79

    Mostly Sunny

Today 17 Sep Boyd

A chance of Thunderstorms. Showers. Highs in the lower 70s. Southeast Winds around 10 Mph. Chance of precipitation 80 percent.

Tonight 17 Sep Boyd

A chance of Thunderstorms. Showers likely. Lows in the upper 50s. Southeast Winds around 10 Mph in the Evening, becoming light and variable. Chance of precipitation 60 percent.

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Naper Temperature Statistics

September Temperature

O'Neill / Baker Field (39.8 miles)

  • Lowest 9 September, 2025

    55.8 °F

  • Average September

    71.8 °F

  • Highest 12 September, 2025

    91.6 °F

Climate (2020–Present)

O'Neill / Baker Field (39.8 miles)

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  • Average Low 2020–2025

    38.2 °F

  • Average 2020–2025

    49.4 °F

  • Average High 2020–2025

    61.1 °F
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