Tiskilwa Weather Forecast

    • 57
    • 65

    Rain Showers

    • 53
    • 77

    Decreasing Clouds

    • 59
    • 79

    Partly Sunny

    • 63
    • 81

    Chance Thunderstorms

    • 59
    • 80

    Partly Sunny

    • 63
    • 80

    Chance Thunderstorms

    • 69
    • 83

    Chance Thunderstorms

Today 21 Jun Bureau

Showers with a chance of Thunderstorms. Locally heavy rainfall possible. Cooler. Near steady temperature in the lower 60s. East Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain near 100 percent.

Tonight 21 Jun Bureau

Cloudy. Showers with a slight chance of Thunderstorms this Evening, then a chance of Showers after midnight. Near steady temperature in the upper 50s. Northeast Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 90 percent.

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Tiskilwa Temperature Statistics

June Temperature

Illinois Valley Regional Airport (18.6 miles)

  • Lowest 3 June, 2026

    51.8 °F

  • Average June

    71.3 °F

  • Highest 6 June, 2026

    91.4 °F

Climate (2021–2026)

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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