Mendota Weather Forecast

    • 13
    • 35

    Chance Snow Showers

    • 7
    • 18

    Mostly Cloudy

    • 2
    • 20

    Mostly Cloudy

    • 2
    • 8

    Cold

    • 15
    • 20

    Mostly Cloudy

    • 15
    • 31

    Mostly Cloudy

Today 16 Jan La Salle

Cloudy. A slight chance of snow late in the Morning, then isolated snow Showers early in the afternoon. Scattered snow Showers late. Little or no snow accumulation. Near steady temperature in the mid 30s. West Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of precipitation 50 percent.

Tonight 16 Jan La Salle

Mostly cloudy in the Evening, then becoming partly cloudy. A chance of snow Showers early in the Evening, then a slight chance of snow Showers in the late evening and overnight. Little or no additional snow accumulation. Lows around 15. West Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of precipitation 40 percent.

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Mendota Temperature Statistics

January Temperature

Illinois Valley Regional Airport (13 miles)

  • Lowest 1 January, 2026

    14 °F

  • Average January

    34.2 °F

  • Highest 8 January, 2026

    62.6 °F

Climate (2021–Present)

Illinois Valley Regional Airport (13 miles)

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  • Average Low 2021–2026

    43.2 °F

  • Average 2021–2026

    52.7 °F

  • Average High 2021–2026

    62.2 °F
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