Tiskilwa Weather Forecast

    • 55
    • 84

    Partly Sunny

    • 62
    • 84

    Mostly Cloudy

    • 58
    • 82

    Mostly Cloudy

    • 58
    • 81

    Partly Sunny

    • 57
    • 85

    Mostly Sunny

    • 55
    • 84

    Mostly Sunny

Today 28 May Bureau

Mostly sunny. Near steady temperature in the lower 80s. Northeast Winds around 10 Mph with Gusts up to 20 Mph.

Tonight 28 May Bureau

Partly cloudy. Lows in the mid 50s. East Winds 5 to 10 Mph.

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Tiskilwa Temperature Statistics

May Temperature

Illinois Valley Regional Airport (18.6 miles)

  • Lowest 2 May, 2026

    33.8 °F

  • Average May

    61.8 °F

  • Highest 17 May, 2026

    87.8 °F

Climate (2021–Present)

Illinois Valley Regional Airport (18.6 miles)

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  • Average Low 2021–2026

    43.2 °F

  • Average 2021–2026

    52.9 °F

  • Average High 2021–2026

    62.6 °F
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