Schaumburg Weather Forecast

    • 57
    • 62

    Cloudy

    • 54
    • 66

    Mostly Cloudy

    • 54
    • 67

    Partly Sunny

    • 52
    • 67

    Partly Sunny

    • 52
    • 66

    Mostly Cloudy

    • 55
    • 68

    Mostly Cloudy

    • 57
    • 72

    Partly Sunny

Today 22 Sep Northern Cook

Mostly cloudy. A chance of Showers in the afternoon. Highs in the lower 70s. Chance of precipitation 30 percent.

Tonight 22 Sep Northern Cook

Cloudy. Near steady temperature in the upper 50s. Northeast Winds 10 to 15 Mph, Diminishing to 5 to 10 Mph after midnight.

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Schaumburg Temperature Statistics

September Temperature

Chicago, Chicago-O'Hare International Airport (9.3 miles)

  • Lowest 14 September, 2026

    53.7 °F

  • Average September

    74.5 °F

  • Highest 2 September, 2026

    96.7 °F

Climate (2021–2026)

Chicago, Chicago-O'Hare International Airport (9.3 miles)

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  • Average Low 2021–2026

    45.3 °F

  • Average 2021–2026

    53.5 °F

  • Average High 2021–2026

    61.9 °F
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