Hewitt Lake Weather Forecast

    • 55
    • 69

    Chance Rain Showers

    • 54
    • 67

    Rain Showers Likely

    • 52
    • 68

    Rain Showers Likely

    • 50
    • 69

    Slight Chance Thunderstorms

    • 50
    • 69

    Mostly Cloudy

    • 47
    • 68

    Partly Sunny

Today 19 Sep Iron

Becoming partly sunny this afternoon. A slight chance of Thunderstorms. Showers, mainly this morning. Highs in the upper 60s. East Winds 5 to 10 Mph. Chance of rain near 100 percent.

Tonight 19 Sep Iron

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms. Lows in the mid 50s. Southeast Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Hewitt Lake Temperature Statistics

September Temperature

Manitowish Waters Airport (13 miles)

  • Lowest 7 September, 2025

    36.9 °F

  • Average September

    56.8 °F

  • Highest 16 September, 2025

    81.5 °F

Climate (2020–Present)

Manitowish Waters Airport (13 miles)

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  • Average Low 2020–2025

    29.7 °F

  • Average 2020–2025

    40.6 °F

  • Average High 2020–2025

    50.1 °F
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