Tiskilwa Weather Forecast

    • -4
    • 33

    Chance Flurries

    • -4
    • 13

    Mostly Sunny

    • 20
    • 28

    Mostly Cloudy

    • 15
    • 30

    Chance Snow

    • 1
    • 23

    Mostly Cloudy

    • 15
    • 25

    Chance Snow

    • 25
    • 35

    Chance Freezing Rain

Today 3 Dec Bureau

Snow likely with a slight chance of freezing drizzle. Little or no snow accumulation. Not as cool. Near steady temperature in the upper 20s. Temperature falling into the upper 20s late. Northwest Winds 10 to 15 Mph. Chance of precipitation 70 percent.

Tonight 3 Dec Bureau

Mostly cloudy with a chance of Flurries this Evening, then partly cloudy after midnight. Much Colder with Lows around 4 below. Northwest Winds 10 to 15 Mph. Wind chill Values as low as 15 below after midnight.

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Tiskilwa Temperature Statistics

December Temperature

Illinois Valley Regional Airport (18.6 miles)

  • Lowest 1 December, 2025

    17.6 °F

  • Average December

    23.1 °F

  • Highest 1 December, 2025

    28 °F

Climate (2020–Present)

Illinois Valley Regional Airport (18.6 miles)

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  • Average Low 2020–2025

    43.2 °F

  • Average 2020–2025

    52.7 °F

  • Average High 2020–2025

    62.2 °F
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