Lake Forest Weather Forecast

    • 30
    • 47

    Rain

    • 23
    • 37

    Snow

    • 29
    • 36

    Chance Rain/Snow

    • 33
    • 45

    Chance Rain Showers

    • 31
    • 45

    Partly Sunny

    • 34
    • 49

    Partly Sunny

Today 9 Nov Summit

Rain. Highs in the upper 40s. Temperature falling into the lower 40s this afternoon. Northeast Winds 5 to 10 Mph, becoming northwest 10 to 15 Mph with Gusts up to 25 Mph this afternoon. Chance of rain near 100 percent.

Tonight 9 Nov Summit

Rain and snow Showers in the Evening, then snow Showers likely with a slight chance of rain Showers after midnight. Snow accumulation around an inch. Cooler with Lows around 30. North Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of precipitation 90 percent.

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Lake Forest Temperature Statistics

November Temperature

Portage County Airport (11.2 miles)

  • Lowest 6 November, 2025

    30.6 °F

  • Average November

    43.9 °F

  • Highest 5 November, 2025

    60.6 °F

Climate (2020–Present)

Portage County Airport (11.2 miles)

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  • Average Low 2020–2025

    40.8 °F

  • Average 2020–2025

    50.2 °F

  • Average High 2020–2025

    60.1 °F
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