Mendota Weather Forecast

    • 62
    • 82

    Chance Thunderstorms

    • 62
    • 82

    Mostly Sunny

    • 67
    • 85

    Chance Thunderstorms

    • 65
    • 84

    Chance Thunderstorms

    • 67
    • 86

    Slight Chance Thunderstorms

    • 67
    • 87

    Chance Thunderstorms

    • 65
    • 84

    Chance Rain Showers

Today 6 Jul La Salle

Mostly cloudy. A chance of Showers and Thunderstorms late in the Morning, then Showers and Thunderstorms likely in the afternoon. Highs in the mid 80s. West Winds around 10 Mph. Chance of precipitation 70 percent.

Tonight 6 Jul La Salle

Mostly cloudy through the early Overnight, then becoming partly cloudy. A chance of Showers and Thunderstorms early in the Evening, then a slight chance of Showers and Thunderstorms late in the evening. Lows in the lower 60s. North Winds 5 to 10 Mph. Chance of precipitation 40 percent.

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Mendota Temperature Statistics

July Temperature

Illinois Valley Regional Airport (13 miles)

  • Lowest 3 July, 2025

    64.4 °F

  • Average July

    77.6 °F

  • Highest 4 July, 2025

    91 °F

Climate (2020–Present)

Illinois Valley Regional Airport (13 miles)

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  • Average Low 2020–2025

    43.1 °F

  • Average 2020–2025

    52.6 °F

  • Average High 2020–2025

    62 °F
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