Mendota Weather Forecast

    • 60
    • 87

    Rain Showers

    • 52
    • 72

    Mostly Sunny

    • 54
    • 78

    Mostly Sunny

    • 56
    • 76

    Rain Showers Likely

    • 61
    • 77

    Rain Showers

    • 57
    • 77

    Mostly Sunny

Today 13 Jun La Salle

Sunny in the Morning, then becoming mostly cloudy. A slight chance of Showers and Thunderstorms early in the afternoon. A chance of Showers and Thunderstorms late. Highs in the upper 80s. Southwest Winds 15 to 25 Mph with Gusts up to 30 Mph. Chance of precipitation 30 percent.

Tonight 13 Jun La Salle

Showers likely and a chance of Thunderstorms. Lows in the lower 60s. Southwest Winds 5 to 10 Mph, becoming northwest after midnight. Chance of precipitation 60 percent.

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Mendota Temperature Statistics

June Temperature

Illinois Valley Regional Airport (13 miles)

  • Lowest 3 June, 2026

    51.8 °F

  • Average June

    74.2 °F

  • Highest 6 June, 2026

    91.4 °F

Climate (2021–Present)

Illinois Valley Regional Airport (13 miles)

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  • Average Low 2021–2026

    43.3 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    62.6 °F
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