Mendota Weather Forecast

    • 43
    • 65

    Mostly Sunny

    • 42
    • 65

    Mostly Sunny

    • 50
    • 74

    Rain Showers Likely

    • 43
    • 65

    Mostly Sunny

    • 50
    • 70

    Chance Rain Showers

    • 56
    • 78

    Slight Chance Thunderstorms

Today 10 May La Salle

Mostly sunny. Highs in the mid 60s. North Winds 5 to 10 Mph, increasing to northwest 10 to 15 Mph in the afternoon.

Tonight 10 May La Salle

Mostly clear in the Evening, then becoming partly cloudy. Lows in the lower 40s. North Winds 5 to 10 Mph.

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  • Temperature Real-Time

Mendota Temperature Statistics

May Temperature

Illinois Valley Regional Airport (13 miles)

  • Lowest 2 May, 2026

    33.8 °F

  • Average May

    53.3 °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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