Techny Weather Forecast

    • 34
    • 41

    Rain

    • 15
    • 47

    Rain

    • 23
    • 29

    Mostly Cloudy

    • 19
    • 44

    Mostly Cloudy

    • 21
    • 30

    Partly Sunny

    • 32
    • 36

    Mostly Cloudy

Today 17 Dec Northern Cook

Partly cloudy. Highs in the lower 40s. Northwest Winds 5 to 10 Mph, becoming south in the afternoon.

Tonight 17 Dec Northern Cook

Mostly cloudy. Drizzle likely late. Breezy with Lows in the lower 30s. Temperature rising into the lower 40s after midnight. South Winds 10 to 15 Mph, increasing to 15 to 20 Mph after midnight. Gusts up to 30 Mph.

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Techny Temperature Statistics

December Temperature

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

  • Lowest 14 December, 2025

    -2 °F

  • Average December

    21.1 °F

  • Highest 10 December, 2025

    39 °F

Climate (2020–Present)

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

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  • Average Low 2020–2025

    44.2 °F

  • Average 2020–2025

    52.9 °F

  • Average High 2020–2025

    61.4 °F
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