Lemont Weather Forecast

    • 39
    • 55

    Rain Showers Likely

    • 32
    • 46

    Rain Showers Likely

    • 28
    • 43

    Partly Sunny

    • 29
    • 45

    Mostly Sunny

    • 33
    • 48

    Partly Sunny

    • 35
    • 50

    Partly Sunny

Today 11 Nov Southern Cook

Mostly cloudy. A chance of Showers late in the morning. Showers likely in the afternoon. Highs in the mid 50s. Southeast Winds 5 to 10 Mph, becoming northeast with Gusts up to 25 Mph in the afternoon. Chance of precipitation 70 percent.

Tonight 11 Nov Southern Cook

Mostly cloudy. A slight chance of Showers until early Morning, then a chance of Showers late. Lows around 40. North Winds 10 to 15 Mph. Gusts up to 25 Mph after midnight. Chance of precipitation 40 percent.

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Lemont Temperature Statistics

November Temperature

Lewis University Airport (6.8 miles)

  • Lowest 7 November, 2026

    32 °F

  • Average November

    52.3 °F

  • Highest 3 November, 2026

    71.7 °F

Climate (2021–2026)

Lewis University Airport (6.8 miles)

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  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    62 °F
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