Hillsdale Weather Forecast

    • 73
    • 91

    Increasing Clouds

    • 73
    • 95

    Slight Chance Thunderstorms

    • 72
    • 95

    Chance Thunderstorms

    • 72
    • 93

    Chance Thunderstorms

    • 67
    • 89

    Chance Thunderstorms

    • 63
    • 83

    Partly Sunny

Today 15 Aug Rock Island

Sunny, hot with Highs in the lower 90s. South Winds around 5 Mph.

Tonight 15 Aug Rock Island

Partly cloudy. A chance of Showers and Thunderstorms, mainly in the evening. Humid with Lows in the lower 70s. Southeast Winds around 5 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hillsdale Temperature Statistics

August Temperature

Clinton Municipal Airport (16.8 miles)

  • Lowest 1 August, 2025

    53.1 °F

  • Average August

    72.8 °F

  • Highest 8 August, 2025

    89.1 °F

Climate (2020–Present)

Clinton Municipal Airport (16.8 miles)

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  • Average Low 2020–2025

    40.5 °F

  • Average 2020–2025

    50.4 °F

  • Average High 2020–2025

    60.3 °F
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