New Lenox Weather Forecast

    • -9
    • 27

    Partly Sunny

    • -4
    • 1

    Cold

    • 5
    • 10

    Snow Likely

    • 0
    • 16

    Chance Snow

    • 5
    • 13

    Mostly Sunny

    • 9
    • 22

    Partly Sunny

Today 22 Jan Northern Will

Partly cloudy in the Morning, then becoming mostly cloudy. A chance of Flurries in the afternoon. Blustery. Highs in the mid 20s. West Winds 15 to 25 Mph with Gusts up to 35 Mph.

Tonight 22 Jan Northern Will

Mostly cloudy in the Evening, then becoming partly cloudy. A chance of Flurries in the evening. Blustery with Lows around 9 below. Northwest Winds 10 to 15 Mph, increasing to 15 to 20 Mph after midnight. Gusts up to 30 Mph. Wind chill Values as low as 29 below after midnight.

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  • Temperature Forecast NOAA

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New Lenox Temperature Statistics

January Temperature

Lewis University Airport (9.3 miles)

  • Lowest 19 January, 2026

    -0.4 °F

  • Average January

    27.5 °F

  • Highest 8 January, 2026

    60.8 °F

Climate (2021–Present)

Lewis University Airport (9.3 miles)

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  • Average Low 2021–2026

    43.6 °F

  • Average 2021–2026

    52.4 °F

  • Average High 2021–2026

    61.8 °F
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