Roselle Weather Forecast

    • 62
    • 79

    Decreasing Clouds

    • 61
    • 80

    Mostly Sunny

    • 64
    • 80

    Chance Thunderstorms

    • 61
    • 80

    Slight Chance Thunderstorms

    • 59
    • 78

    Partly Sunny

    • 62
    • 78

    Partly Sunny

    • 64
    • 80

    Slight Chance Thunderstorms

Today 19 Aug DuPage

Mostly cloudy. Temperatures in the upper 70s. Northeast Winds around 5 Mph.

Tonight 19 Aug DuPage

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the lower 60s. Northeast Winds 5 to 10 Mph.

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Roselle Temperature Statistics

August Temperature

Chicago, Chicago-O'Hare International Airport (8.7 miles)

  • Lowest 3 August, 2026

    62.7 °F

  • Average August

    75.8 °F

  • Highest 7 August, 2026

    87.7 °F

Climate (2021–2026)

Chicago, Chicago-O'Hare International Airport (8.7 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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