Belmont Heights Weather Forecast

    • 27
    • 33

    Increasing Clouds

    • 36
    • 42

    Mostly Cloudy

    • 33
    • 47

    Mostly Cloudy

    • 41
    • 43

    Rain Likely

    • 41
    • 48

    Chance Rain

    • 35
    • 48

    Mostly Cloudy

    • 25
    • 44

    Mostly Cloudy

Today 21 Dec Central Cook

Sunny. Highs in the lower 30s. Northwest Winds 5 to 10 Mph, becoming southwest in the afternoon.

Tonight 21 Dec Central Cook

Partly cloudy early in the Evening, then becoming mostly cloudy. Near steady temperature in the upper 20s. South Winds 5 to 10 Mph.

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Belmont Heights Temperature Statistics

December Temperature

Chicago, Chicago-O'Hare International Airport (5 miles)

  • Lowest 14 December, 2025

    -2 °F

  • Average December

    23.2 °F

  • Highest 18 December, 2025

    51.1 °F

Climate (2020–Present)

Chicago, Chicago-O'Hare International Airport (5 miles)

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  • Average Low 2020–2025

    45.4 °F

  • Average 2020–2025

    53.4 °F

  • Average High 2020–2025

    61.6 °F
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