Mendota Weather Forecast

    • 6
    • 16

    Snow Showers

    • 5
    • 22

    Mostly Sunny

    • 18
    • 27

    Slight Chance Snow

    • 18
    • 30

    Mostly Cloudy

    • 20
    • 30

    Chance Snow

    • 15
    • 29

    Slight Chance Snow

Today 30 Jan La Salle

Partly cloudy late in the Morning, then becoming mostly cloudy. Scattered snow Showers in the afternoon. Snow accumulation up to half an inch. Highs around 17. North Winds 5 to 10 Mph. Chance of precipitation 50 percent. Wind chill Values as low as 10 below late in the morning.

Tonight 30 Jan La Salle

Mostly cloudy in the Evening, then becoming partly cloudy. Scattered snow Showers early in the evening. Little or no snow accumulation. Lows around 6 above. North Winds 10 to 15 Mph. Chance of precipitation 50 percent. Wind chill Values as low as 10 below.

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Mendota Temperature Statistics

January Temperature

Illinois Valley Regional Airport (13 miles)

  • Lowest 23 January, 2026

    -7.6 °F

  • Average January

    23.7 °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

    43.1 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    62.1 °F
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