Ashburn Weather Forecast

    • 52
    • 74

    Mostly Sunny

    • 59
    • 76

    Mostly Cloudy

    • 62
    • 80

    Partly Sunny

    • 63
    • 80

    Mostly Sunny

    • 68
    • 85

    Partly Sunny

    • 67
    • 87

    Slight Chance Rain Showers

    • 64
    • 83

    Partly Sunny

Today 8 Sep Central Cook

Sunny. Highs in the mid 70s. South Winds 5 to 10 Mph.

Tonight 8 Sep Central Cook

Clear in the Evening, then becoming partly cloudy. Lows in the lower 50s. South Winds around 5 Mph.

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Ashburn Temperature Statistics

September Temperature

Chicago, Chicago Midway Airport (3.7 miles)

  • Lowest 4 September, 2025

    50 °F

  • Average September

    64.9 °F

  • Highest 2 September, 2025

    79 °F

Climate (2020–Present)

Chicago, Chicago Midway Airport (3.7 miles)

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  • Average Low 2020–2025

    46.6 °F

  • Average 2020–2025

    54.2 °F

  • Average High 2020–2025

    61.8 °F
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