Lake Forest Weather Forecast

    • 28
    • 49

    Snow Showers Likely

    • 22
    • 37

    Slight Chance Snow Showers

    • 43
    • 59

    Partly Sunny

    • 51
    • 68

    Mostly Cloudy

    • 47
    • 69

    Chance Rain Showers

    • 50
    • 67

    Chance Rain Showers

Today 6 Apr Summit

Mostly cloudy this Morning, then becoming partly sunny. Snow Showers likely this morning. A chance of rain Showers. Little or no snow accumulation. Highs in the upper 40s. Southwest Winds 5 to 10 Mph, becoming northwest 10 to 15 Mph this afternoon. Chance of precipitation 70 percent.

Tonight 6 Apr Summit

A slight chance of rain Showers in the evening. Mostly cloudy with a slight chance of snow Showers. Lows in the upper 20s. Northwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of precipitation 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Forest Temperature Statistics

April Temperature

Portage County Airport (11.2 miles)

  • Lowest 1 April, 2026

    37 °F

  • Average April

    55.7 °F

  • Highest 2 April, 2026

    77.4 °F

Climate (2021–Present)

Portage County Airport (11.2 miles)

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  • Average Low 2021–2026

    40.4 °F

  • Average 2021–2026

    49.9 °F

  • Average High 2021–2026

    59.9 °F
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