Catherine Lake Weather Forecast

    • 43
    • 72

    Increasing Clouds

    • 45
    • 64

    Rain Showers Likely

    • 43
    • 64

    Chance Rain Showers

    • 38
    • 65

    Mostly Cloudy

    • 38
    • 63

    Mostly Cloudy

    • 41
    • 65

    Partly Sunny

Today 17 Sep Iron

Patchy fog this morning. Mostly sunny. Highs in the lower 70s. Southwest Winds around 5 Mph, becoming northwest around 5 Mph this afternoon.

Tonight 17 Sep Iron

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the lower 40s. Northeast Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Catherine Lake Temperature Statistics

September Temperature

Manitowish Waters Airport (8.1 miles)

  • Lowest 14 September, 2026

    37 °F

  • Average September

    68.1 °F

  • Highest 1 September, 2026

    92.7 °F

Climate (2021–2026)

Manitowish Waters Airport (8.1 miles)

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  • Average Low 2021–2026

    29.8 °F

  • Average 2021–2026

    40.7 °F

  • Average High 2021–2026

    50.3 °F
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