Courtney Lake Weather Forecast

    • 34
    • 43

    Chance Rain Showers

    • 28
    • 43

    Mostly Cloudy

    • 25
    • 39

    Snow Showers Likely

    • 16
    • 32

    Partly Sunny

    • 24
    • 35

    Mostly Cloudy

    • 20
    • 39

    Mostly Cloudy

Today 19 Mar Ontonagon

Mostly cloudy. Warmer with Highs in the mid 40s. Light northeast Winds, becoming south 5 to 10 Mph in the afternoon.

Tonight 19 Mar Ontonagon

A chance of rain Showers in the evening. Mostly cloudy. Lows around 36. South Winds 5 to 10 Mph, becoming west after midnight. Chance of rain 50 percent.

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  • Temperature Real-Time

Courtney Lake Temperature Statistics

March Temperature

Houghton County Memorial Airport (35.4 miles)

  • Lowest 1 March, 2026

    -2 °F

  • Average March

    28.2 °F

  • Highest 9 March, 2026

    51.1 °F

Climate (2021–Present)

Houghton County Memorial Airport (35.4 miles)

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  • Average Low 2021–2026

    36 °F

  • Average 2021–2026

    44.2 °F

  • Average High 2021–2026

    52.2 °F
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