Symerton Weather Forecast

    • 44
    • 83

    Severe Tstms

    • 34
    • 53

    Partly Sunny

    • 31
    • 53

    Partly Sunny

    • 46
    • 57

    Partly Sunny

    • 51
    • 75

    Partly Sunny

    • 54
    • 76

    Partly Sunny

    • 61
    • 82

    Mostly Cloudy

Today 17 Apr Southern Will

Partly cloudy. A slight chance of Showers and Thunderstorms late. Breezy. Highs in the lower 80s. South Winds 10 to 15 Mph, increasing to 15 to 20 Mph in the afternoon. Gusts up to 30 Mph. Chance of precipitation 20 percent.

Tonight 17 Apr Southern Will

Thunderstorms in the evening. Showers. A chance of Thunderstorms after midnight. Some Thunderstorms may be severe with damaging Winds, large Hail, heavy Rainfall, and Tornadoes early in the Evening, then some Thunderstorms may produce damaging Winds, large Hail, and Tornadoes. Some Thunderstorms may produce heavy rainfall after midnight. Locally heavy rainfall possible late in the evening. Lows in the mid 40s. South Winds 15 to 20 Mph, becoming west 10 to 15 Mph after midnight. Chance of precipitation near 100 percent.

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Symerton Temperature Statistics

April Temperature

Joliet Regional Airport (14.3 miles)

  • Lowest 7 April, 2026

    31.5 °F

  • Average April

    54.1 °F

  • Highest 12 April, 2026

    81.5 °F

Climate (2021–Present)

Joliet Regional Airport (14.3 miles)

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  • Average Low 2021–2026

    43.6 °F

  • Average 2021–2026

    53.7 °F

  • Average High 2021–2026

    63.3 °F
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