County Line Lake Weather Forecast

    • 59
    • 83

    Rain Showers

    • 62
    • 74

    Rain Showers

    • 48
    • 74

    Partly Sunny

    • 51
    • 72

    Mostly Sunny

    • 55
    • 80

    Rain Showers Likely

    • 46
    • 73

    Partly Sunny

    • 44
    • 66

    Chance Rain Showers

Today 7 Sep Ontonagon

Mostly cloudy. South Winds 5 to 10 Mph.

Tonight 7 Sep Ontonagon

Showers with a slight chance of Thunderstorms after midnight. Lows in the lower 60s. South Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of rain 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

County Line Lake Temperature Statistics

September Temperature

Land O' Lakes, Kings Land O' Lakes Airport (12.4 miles)

  • Lowest 3 September, 2026

    54.7 °F

  • Average September

    70.4 °F

  • Highest 1 September, 2026

    90.9 °F

Climate (2021–2026)

Land O' Lakes, Kings Land O' Lakes Airport (12.4 miles)

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  • Average Low 2021–2026

    30.8 °F

  • Average 2021–2026

    42.4 °F

  • Average High 2021–2026

    52.5 °F
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