Hanover Park Weather Forecast

    • 65
    • 66

    Rain Showers

    • 54
    • 70

    Rain Showers

    • 47
    • 66

    Mostly Sunny

    • 47
    • 66

    Partly Sunny

    • 45
    • 67

    Mostly Sunny

    • 44
    • 63

    Mostly Sunny

Today 30 Sep Northern Cook

Showers and a slight chance of Thunderstorms. Near steady temperature in the mid 60s. Southwest Winds 10 to 15 Mph. Chance of precipitation near 100 percent.

Tonight 30 Sep Northern Cook

Showers. A slight chance of Thunderstorms in the late evening and overnight. Near steady temperature in the mid 60s. Southwest Winds 5 to 10 Mph. Chance of precipitation 90 percent.

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  • Temperature Real-Time

Hanover Park Temperature Statistics

September Temperature

Chicago / West Chicago, Dupage Airport (8.7 miles)

  • Lowest 27 September, 2026

    45 °F

  • Average September

    69.2 °F

  • Highest 1 September, 2026

    93 °F

Climate (2021–2026)

Chicago / West Chicago, Dupage Airport (8.7 miles)

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  • Average Low 2021–2026

    42.2 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    61.6 °F
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