Tampier Slough Woods (Cook County Forest Preserve) Weather Forecast

    • 65
    • 80

    Partly Sunny

    • 65
    • 84

    Chance Thunderstorms

    • 62
    • 82

    Mostly Sunny

    • 62
    • 80

    Partly Sunny

    • 67
    • 81

    Slight Chance Thunderstorms

    • 71
    • 85

    Chance Rain Showers

Today 25 Aug Southern Cook

Partly cloudy. Near steady temperature in the upper 70s. South Winds around 5 Mph.

Tonight 25 Aug Southern Cook

Partly cloudy in the Evening, then becoming mostly cloudy. A slight chance of Showers and Thunderstorms late. Lows in the mid 60s. South Winds 5 to 10 Mph. Chance of precipitation 20 percent.

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  • Temperature Real-Time

Tampier Slough Woods (Cook County Forest Preserve) Temperature Statistics

August Temperature

Lewis University Airport (10.6 miles)

  • Lowest 23 August, 2026

    59 °F

  • Average August

    73.7 °F

  • Highest 10 August, 2026

    89.7 °F

Climate (2021–2026)

Lewis University Airport (10.6 miles)

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  • Average Low 2021–2026

    43.6 °F

  • Average 2021–2026

    52.5 °F

  • Average High 2021–2026

    61.9 °F
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