Shabbona Lake State Park Weather Forecast

    • 57
    • 82

    Partly Sunny

    • 53
    • 72

    Mostly Sunny

    • 60
    • 76

    Partly Sunny

    • 57
    • 78

    Mostly Sunny

    • 66
    • 82

    Mostly Sunny

    • 71
    • 89

    Mostly Sunny

    • 66
    • 90

    Mostly Sunny

Today 21 Jul De Kalb

Partly cloudy. Temperatures in the upper 70s. Northwest Winds 15 to 20 Mph with Gusts up to 25 Mph.

Tonight 21 Jul De Kalb

Partly cloudy in the evening then clearing. Cooler. Lows in the mid 50s. North Winds 10 to 15 Mph, Diminishing to 5 to 10 Mph after midnight.

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Shabbona Lake State Park Temperature Statistics

July Temperature

Rochelle, Rochelle Municipal-Koritz Field Airport (15.5 miles)

  • Lowest 7 July, 2026

    59.4 °F

  • Average July

    75.9 °F

  • Highest 16 July, 2026

    90.9 °F

Climate (2021–2026)

Rochelle, Rochelle Municipal-Koritz Field Airport (15.5 miles)

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  • Average Low 2021–2026

    41.1 °F

  • Average 2021–2026

    51.6 °F

  • Average High 2021–2026

    61.8 °F
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