Idyleside Weather Forecast

    • 17
    • 23

    Mostly Cloudy

    • 32
    • 36

    Rain

    • 16
    • 34

    Snow Likely

    • 11
    • 24

    Chance Snow

    • 2
    • 22

    Chance Snow

    • 0
    • 10

    Slight Chance Snow

    • 6
    • 14

    Mostly Cloudy

Today 8 Dec Northern Will

Mostly cloudy. Highs in the lower 20s. Southeast Winds around 5 Mph.

Tonight 8 Dec Northern Will

Mostly cloudy. A chance of Flurries late in the evening. A slight chance of snow after midnight. Blustery. Lows around 16. Temperature rising into the mid 20s after midnight. South Winds 10 to 15 Mph. Gusts up to 30 Mph after midnight. Chance of precipitation 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Idyleside Temperature Statistics

December Temperature

Joliet Regional Airport (2.5 miles)

  • Lowest 5 December, 2025

    -1.1 °F

  • Average December

    22.3 °F

  • Highest 6 December, 2025

    34.9 °F

Climate (2020–Present)

Joliet Regional Airport (2.5 miles)

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  • Average Low 2020–2025

    43.5 °F

  • Average 2020–2025

    53.6 °F

  • Average High 2020–2025

    63.1 °F
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