Sudden Lake Weather Forecast

    • 63
    • 75

    Rain Showers

    • 50
    • 73

    Mostly Sunny

    • 51
    • 70

    Mostly Sunny

    • 56
    • 81

    Rain Showers Likely

    • 48
    • 72

    Slight Chance Rain Showers

    • 45
    • 65

    Chance Rain Showers

Today 8 Sep Ontonagon

Showers with a chance of Thunderstorms in the morning. Highs around 77. South Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 100 percent.

Tonight 8 Sep Ontonagon

Mostly cloudy in the Evening, then becoming mostly clear. Lows around 63. Southwest Winds 5 to 10 Mph, becoming west after midnight. Gusts up to 30 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sudden Lake Temperature Statistics

September Temperature

Houghton County Memorial Airport (35.4 miles)

  • Lowest 3 September, 2026

    51.1 °F

  • Average September

    65 °F

  • Highest 1 September, 2026

    82 °F

Climate (2021–2026)

Houghton County Memorial Airport (35.4 miles)

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  • Average Low 2021–2026

    35.8 °F

  • Average 2021–2026

    44 °F

  • Average High 2021–2026

    51.9 °F
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