Mendota Weather Forecast

    • 61
    • 85

    Mostly Cloudy

    • 57
    • 86

    Partly Sunny

    • 53
    • 78

    Mostly Sunny

    • 56
    • 81

    Partly Sunny

    • 53
    • 78

    Mostly Sunny

    • 54
    • 77

    Mostly Sunny

Today 26 May La Salle

Mostly cloudy. Highs in the mid 80s. Southeast Winds 5 to 10 Mph.

Tonight 26 May La Salle

Mostly cloudy in the Evening, then becoming partly cloudy. Lows in the lower 60s. Southeast Winds around 5 Mph in the Evening, becoming light and variable.

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Mendota Temperature Statistics

May Temperature

Illinois Valley Regional Airport (13 miles)

  • Lowest 2 May, 2026

    33.8 °F

  • Average May

    60.5 °F

  • Highest 17 May, 2026

    87.8 °F

Climate (2021–Present)

Illinois Valley Regional Airport (13 miles)

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  • Average Low 2021–2026

    43.2 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    62.6 °F
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