Lake Forest Weather Forecast

    • 45
    • 68

    Mostly Sunny

    • 50
    • 70

    Mostly Sunny

    • 57
    • 77

    Rain Showers

    • 57
    • 66

    Rain Showers

    • 55
    • 72

    Chance Rain Showers

    • 45
    • 67

    Chance Rain Showers

Today 8 Oct Summit

Sunny. Highs in the upper 60s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 8 Oct Summit

Clear. Lows in the mid 40s. West Winds 5 to 10 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Forest Temperature Statistics

October Temperature

Portage County Airport (11.2 miles)

  • Lowest 6 October, 2026

    35.2 °F

  • Average October

    56.6 °F

  • Highest 1 October, 2026

    81.1 °F

Climate (2021–2026)

Portage County Airport (11.2 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    40.5 °F

  • Average 2021–2026

    50 °F

  • Average High 2021–2026

    60 °F
Get WillyWeather+ to remove ads