Lake Forest Weather Forecast

    • 36
    • 50

    Rain Showers Likely

    • 34
    • 51

    Rain Showers Likely

    • 47
    • 61

    Chance Rain Showers

    • 56
    • 71

    Chance Thunderstorms

    • 47
    • 68

    Rain Showers

    • 44
    • 61

    Rain Showers Likely

    • 39
    • 57

    Rain Showers Likely

Today 1 May Summit

Showers likely. Highs around 50. North Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 70 percent.

Tonight 1 May Summit

Mostly cloudy. Rain Showers likely after midnight. Cold with Lows in the mid 30s. Northwest Winds 5 to 10 Mph this Evening, becoming light and variable. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Forest Temperature Statistics

May Temperature

Portage County Airport (11.2 miles)

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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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