Hillsdale Weather Forecast

    • 54
    • 78

    Slight Chance Thunderstorms

    • 58
    • 77

    Partly Sunny

    • 58
    • 80

    Mostly Cloudy

    • 48
    • 72

    Chance Thunderstorms

    • 46
    • 67

    Slight Chance Rain Showers

    • 50
    • 68

    Mostly Cloudy

Today 21 Apr Rock Island

Mostly sunny. Much warmer with Highs in the upper 70s. Southwest Winds 10 to 15 Mph with Gusts up to 30 Mph.

Tonight 21 Apr Rock Island

Partly cloudy. Lows in the mid 50s. Southwest Winds 5 to 10 Mph.

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Hillsdale Temperature Statistics

April Temperature

Clinton Municipal Airport (16.8 miles)

  • Lowest 7 April, 2026

    26.1 °F

  • Average April

    51.8 °F

  • Highest 17 April, 2026

    84 °F

Climate (2021–Present)

Clinton Municipal Airport (16.8 miles)

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  • Average Low 2021–2026

    40.6 °F

  • Average 2021–2026

    50.8 °F

  • Average High 2021–2026

    60.9 °F
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