Mendota Weather Forecast

    • 55
    • 72

    Mostly Cloudy

    • 52
    • 65

    Slight Chance Rain Showers

    • 56
    • 73

    Partly Sunny

    • 60
    • 79

    Mostly Cloudy

    • 47
    • 72

    Chance Rain Showers

    • 40
    • 61

    Slight Chance Rain Showers

Today 14 Oct La Salle

Mostly cloudy. Highs in the mid 70s. Northeast Winds 5 to 10 Mph.

Tonight 14 Oct La Salle

Mostly cloudy. A slight chance of Showers after midnight. A chance of Showers late. Lows in the mid 50s. Northeast Winds 5 to 10 Mph. Chance of precipitation 40 percent.

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Mendota Temperature Statistics

October Temperature

Illinois Valley Regional Airport (13 miles)

  • Lowest 9 October, 2025

    40.8 °F

  • Average October

    64.8 °F

  • Highest 3 October, 2025

    89.8 °F

Climate (2020–Present)

Illinois Valley Regional Airport (13 miles)

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  • Average Low 2020–2025

    43.2 °F

  • Average 2020–2025

    52.7 °F

  • Average High 2020–2025

    62.2 °F
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