Oak Forest Weather Forecast

    • 78
    • 93

    Slight Chance Thunderstorms

    • 74
    • 97

    Thunderstorms Likely

    • 71
    • 84

    Rain Showers Likely

    • 72
    • 86

    Thunderstorms Likely

    • 71
    • 91

    Slight Chance Thunderstorms

    • 74
    • 92

    Slight Chance Thunderstorms

Today 23 Jul Southern Cook

Partly cloudy. A slight chance of Showers and Thunderstorms late in the afternoon. Hot and humid. Highs in the lower 90s. South Winds 10 to 15 Mph. Chance of precipitation 20 percent. Heat index Values up to 105.

Tonight 23 Jul Southern Cook

Partly cloudy early in the Evening, then becoming mostly clear. Very warm and humid with Lows in the upper 70s. South Winds 5 to 10 Mph. Heat index Values up to 101 early in the evening.

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Oak Forest Temperature Statistics

July Temperature

Lansing Municipal Airport (11.8 miles)

  • Lowest 14 July, 2025

    59 °F
  • Average July

    75.3 °F
  • Highest 5 July, 2025

    92.7 °F

Climate (2020–Present)

Lansing Municipal Airport (11.8 miles)

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  • Average Low 2020–2025

    42.4 °F
  • Average 2020–2025

    51.4 °F
  • Average High 2020–2025

    60.3 °F
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