Lake Forest Weather Forecast

    • 59
    • 81

    Mostly Sunny

    • 67
    • 88

    Slight Chance Rain Showers

    • 64
    • 84

    Rain Showers

    • 62
    • 79

    Rain Showers Likely

    • 61
    • 83

    Mostly Sunny

    • 65
    • 86

    Slight Chance Thunderstorms

Today 30 Jul Summit

Sunny. Near steady temperature in the lower 80s. North Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 30 Jul Summit

Mostly clear. Lows in the upper 50s. North Winds 5 to 10 Mph in the Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Forest Temperature Statistics

July Temperature

Portage County Airport (11.2 miles)

  • Lowest 23 July, 2026

    49.6 °F

  • Average July

    72.3 °F

  • Highest 1 July, 2026

    94.5 °F

Climate (2021–2026)

Portage County Airport (11.2 miles)

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  • Average Low 2021–2026

    40.5 °F

  • Average 2021–2026

    50 °F

  • Average High 2021–2026

    60.1 °F
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