LaSalle Weather Forecast

    • 37
    • 62

    Becoming Sunny

    • 53
    • 69

    Partly Sunny

    • 66
    • 84

    Mostly Cloudy

    • 46
    • 77

    Chance Thunderstorms

    • 48
    • 67

    Mostly Cloudy

    • 49
    • 66

    Chance Rain Showers

Today 26 Apr La Salle

Partly cloudy in the morning then clearing. Highs in the lower 60s. North Winds 10 to 15 Mph, becoming northeast 5 to 10 Mph in the afternoon.

Tonight 26 Apr La Salle

Mostly clear. Patchy frost late. Lows in the upper 30s. East Winds 5 to 10 Mph.

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LaSalle Temperature Statistics

April Temperature

Illinois Valley Regional Airport (3.1 miles)

  • Lowest 8 April, 2025

    25.5 °F

  • Average April

    50.7 °F

  • Highest 23 April, 2025

    78.8 °F

Climate (2020–Present)

Illinois Valley Regional Airport (3.1 miles)

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  • Average Low 2020–2025

    43.1 °F

  • Average 2020–2025

    52.5 °F

  • Average High 2020–2025

    61.9 °F
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