Tiskilwa Weather Forecast

    • -3
    • 7

    Cold

    • 15
    • 28

    Partly Sunny

    • 28
    • 38

    Mostly Cloudy

    • 33
    • 41

    Mostly Cloudy

    • 15
    • 47

    Partly Sunny

    • 24
    • 34

    Mostly Cloudy

Today 14 Dec Bureau

Sunny, cold with Highs around 6 above. Northwest Winds 5 to 10 Mph. Wind chill Values as low as 27 below.

Tonight 14 Dec Bureau

Mostly clear. Cold with Lows around 3 below. Temperature rising to around 3 above after midnight. Southwest Winds 10 to 15 Mph. Wind chill Values as low as 18 below.

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Tiskilwa Temperature Statistics

December Temperature

Illinois Valley Regional Airport (18.6 miles)

  • Lowest 5 December, 2025

    0 °F

  • Average December

    23.3 °F

  • Highest 10 December, 2025

    44.2 °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

    52.6 °F

  • Average High 2020–2025

    62.1 °F
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