Heidecke Lake Weather Forecast

    • 31
    • 67

    Rain/Snow

    • 29
    • 41

    Mostly Sunny

    • 32
    • 57

    Slight Chance Rain Showers

    • 33
    • 45

    Partly Sunny

    • 33
    • 52

    Rain Showers Likely

    • 28
    • 44

    Slight Chance Rain Showers

    • 31
    • 48

    Chance Rain Showers

Today 19 Mar Grundy

Showers likely and a chance of Thunderstorms. Some Thunderstorms may be severe with damaging Winds, large Hail, and Tornadoes. Breezy. Nearly steady Temperatures around 50. West Winds 15 to 25 Mph with Gusts up to 30 Mph. Chance of precipitation 70 percent.

Tonight 19 Mar Grundy

Rain Showers. A slight chance of Thunderstorms in the Evening, then snow Showers after midnight. Some Thunderstorms may be severe with damaging Winds, large Hail, and Tornadoes in the evening. Snow accumulation around an inch. Windy with Lows in the lower 30s. Northwest Winds 15 to 25 Mph early in the Evening, Diminishing to 10 to 20 Mph late in the Evening, then increasing to 15 to 25 Mph after midnight. Gusts up to 40 Mph. Chance of precipitation near 100 percent.

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Heidecke Lake Temperature Statistics

March Temperature

Joliet Regional Airport (13 miles)

  • Lowest 2 March, 2025

    13.6 °F

  • Average March

    43.3 °F

  • Highest 14 March, 2025

    80.8 °F

Climate (2020–Present)

Joliet Regional Airport (13 miles)

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  • Average Low 2020–2025

    43.4 °F

  • Average 2020–2025

    53.4 °F

  • Average High 2020–2025

    62.9 °F
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