Mendota Weather Forecast

    • 51
    • 67

    Partly Sunny

    • 45
    • 74

    Slight Chance Rain Showers

    • 40
    • 64

    Mostly Sunny

    • 43
    • 63

    Mostly Sunny

    • 47
    • 69

    Chance Rain Showers

    • 44
    • 66

    Partly Sunny

    • 52
    • 71

    Chance Rain Showers

Today 8 May La Salle

Mostly cloudy. A slight chance of Showers early in the afternoon. Highs in the upper 60s. Southwest Winds 5 to 10 Mph. Chance of precipitation 20 percent.

Tonight 8 May La Salle

Partly cloudy. Lows in the lower 50s. Southwest Winds around 10 Mph.

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Mendota Temperature Statistics

May Temperature

Illinois Valley Regional Airport (13 miles)

  • Lowest 2 May, 2026

    33.8 °F

  • Average May

    53.8 °F

  • Highest 4 May, 2026

    82.4 °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

    62.5 °F
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