Catherine Lake Weather Forecast

    • 53
    • 66

    Chance Rain Showers

    • 55
    • 66

    Rain Showers Likely

    • 52
    • 68

    Rain Showers Likely

    • 51
    • 70

    Slight Chance Thunderstorms

    • 50
    • 69

    Mostly Cloudy

    • 47
    • 69

    Partly Sunny

Today 19 Sep Iron

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms. Highs in the upper 60s. East Winds 5 to 10 Mph. Chance of rain 40 percent.

Tonight 19 Sep Iron

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms. Lows in the mid 50s. East Winds around 5 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Catherine Lake Temperature Statistics

September Temperature

Manitowish Waters Airport (8.1 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 (8.1 miles)

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  • Average Low 2020–2025

    29.7 °F

  • Average 2020–2025

    40.5 °F

  • Average High 2020–2025

    50.1 °F
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