Symerton Weather Forecast

    • 62
    • 75

    Rain Showers

    • 53
    • 72

    Rain Showers Likely

    • 56
    • 81

    Mostly Cloudy

    • 36
    • 69

    Chance Rain Showers

    • 34
    • 53

    Mostly Sunny

    • 40
    • 59

    Mostly Sunny

Today 15 Apr Southern Will

Showers with a chance of Thunderstorms. Highs in the mid 70s. Southwest Winds 10 to 15 Mph. Gusts up to 25 Mph in the afternoon. Chance of precipitation 90 percent.

Tonight 15 Apr Southern Will

A slight chance of Showers and Thunderstorms after Midnight, then Showers and Thunderstorms likely late. Some Thunderstorms may produce heavy rainfall. Locally heavy rainfall possible late. Lows in the upper 60s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of precipitation 70 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

    51.4 °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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