Starved Rock State Park Weather Forecast

    • 14
    • 26

    Mostly Cloudy

    • 18
    • 31

    Partly Sunny

    • 25
    • 43

    Breezy

    • 26
    • 39

    Snow Likely

    • 21
    • 37

    Partly Sunny

    • 32
    • 53

    Partly Sunny

    • 22
    • 50

    Slight Chance Rain/Snow

Today 22 Feb La Salle

Mostly cloudy. Intermittent Flurries. Blustery. Highs in the mid 20s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 22 Feb La Salle

Mostly cloudy in the Evening, then becoming partly cloudy. Intermittent Flurries in the evening. Blustery with Lows around 14. Northwest Winds 15 to 20 Mph, Diminishing to 10 to 15 Mph after midnight. Gusts up to 30 Mph.

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Starved Rock State Park Temperature Statistics

February Temperature

Illinois Valley Regional Airport (7.5 miles)

  • Lowest 1 February, 2026

    5 °F

  • Average February

    34.7 °F

  • Highest 16 February, 2026

    69.8 °F

Climate (2021–Present)

Illinois Valley Regional Airport (7.5 miles)

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  • Average Low 2021–2026

    43.3 °F

  • Average 2021–2026

    52.8 °F

  • Average High 2021–2026

    62.4 °F
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