Stockton Airport Weather Forecast

    • 55
    • 64

    Chance Rain Showers

    • 50
    • 59

    Chance Rain Showers

    • 46
    • 62

    Partly Sunny

    • 48
    • 64

    Partly Sunny

    • 49
    • 64

    Mostly Cloudy

    • 49
    • 66

    Mostly Cloudy

Today 20 Sep Jo Daviess

Cloudy with a 20 percent chance of Showers. Near steady temperature in the lower 60s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 20 Sep Jo Daviess

Cloudy. Lows in the mid 50s. Northeast Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Stockton Airport Temperature Statistics

September Temperature

Tri-Township Airport (19.9 miles)

  • Lowest 14 September, 2026

    48.6 °F

  • Average September

    72.2 °F

  • Highest 4 September, 2026

    95.9 °F

Climate (2021–2026)

Tri-Township Airport (19.9 miles)

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  • Average Low 2021–2026

    42.6 °F

  • Average 2021–2026

    52.5 °F

  • Average High 2021–2026

    62.7 °F
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