Tiskilwa Weather Forecast

    • 37
    • 46

    Increasing Clouds

    • 31
    • 48

    Mostly Cloudy

    • 40
    • 54

    Mostly Sunny

    • 40
    • 54

    Chance Rain

    • 31
    • 48

    Chance Rain

    • 19
    • 36

    Slight Chance Rain/Snow

Today 5 Jan Bureau

Partly cloudy. Not as cool with Highs in the mid 40s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph, Diminishing to around 5 Mph this afternoon.

Tonight 5 Jan Bureau

Mostly cloudy. Lows in the mid 30s. Southeast Winds around 5 Mph.

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Tiskilwa Temperature Statistics

January Temperature

Illinois Valley Regional Airport (18.6 miles)

  • Lowest 1 January, 2026

    14 °F

  • Average January

    21.8 °F

  • Highest 2 January, 2026

    26.6 °F

Climate (2021–Present)

Illinois Valley Regional Airport (18.6 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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