Buffalo Rock State Park Weather Forecast

    • 68
    • 86

    Partly Sunny

    • 69
    • 90

    Thunderstorms Likely

    • 64
    • 83

    Thunderstorms Likely

    • 63
    • 83

    Mostly Sunny

    • 72
    • 86

    Partly Sunny

    • 75
    • 92

    Mostly Sunny

Today 16 Jun La Salle

Partly cloudy through mid Afternoon, then becoming mostly cloudy. Highs in the mid 80s. Southeast Winds around 5 Mph.

Tonight 16 Jun La Salle

Partly cloudy. Lows in the upper 60s. South Winds around 5 Mph.

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Buffalo Rock State Park Temperature Statistics

June Temperature

Illinois Valley Regional Airport (11.8 miles)

  • Lowest 1 June, 2025

    47.3 °F

  • Average June

    69.4 °F

  • Highest 11 June, 2025

    91.4 °F

Climate (2020–Present)

Illinois Valley Regional Airport (11.8 miles)

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  • Average Low 2020–2025

    43.1 °F

  • Average 2020–2025

    52.5 °F

  • Average High 2020–2025

    62 °F
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