Techny Weather Forecast

    • 65
    • 80

    Increasing Clouds

    • 64
    • 84

    Chance Thunderstorms

    • 64
    • 78

    Mostly Sunny

    • 64
    • 79

    Partly Sunny

    • 68
    • 81

    Mostly Cloudy

    • 71
    • 85

    Chance Rain Showers

Today 25 Aug Northern Cook

Partly cloudy. Highs around 80 Inland, but only in the mid 70s near the lake. Southwest Winds 5 to 10 Mph.

Tonight 25 Aug Northern Cook

Mostly cloudy. A slight chance of Showers after midnight. Lows in the mid 60s. South Winds 5 to 10 Mph. Chance of precipitation 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Techny Temperature Statistics

August Temperature

Chicago / Wheeling, Pal-Waukee Airport (3.7 miles)

  • Lowest 20 August, 2026

    60.7 °F

  • Average August

    73.7 °F

  • Highest 7 August, 2026

    87.7 °F

Climate (2021–2026)

Chicago / Wheeling, Pal-Waukee Airport (3.7 miles)

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  • Average Low 2021–2026

    44 °F

  • Average 2021–2026

    52.8 °F

  • Average High 2021–2026

    61.6 °F
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