Rainbow Lake Weather Forecast

    • 42
    • 74

    Increasing Clouds

    • 47
    • 75

    Mostly Sunny

    • 54
    • 74

    Chance Rain Showers

    • 57
    • 69

    Rain Showers Likely

    • 46
    • 69

    Chance Rain Showers

    • 42
    • 66

    Mostly Cloudy

Today 27 Sep Lake

Partly sunny. Highs in the lower 60s.

Tonight 27 Sep Lake

Partly cloudy. Lows in the lower 40s. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rainbow Lake Temperature Statistics

September Temperature

Ludington, Mason County Airport (22.4 miles)

  • Lowest 14 September, 2026

    41 °F

  • Average September

    64.1 °F

  • Highest 1 September, 2026

    84.2 °F

Climate (2021–2026)

Ludington, Mason County Airport (22.4 miles)

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  • Average Low 2021–2026

    39.8 °F

  • Average 2021–2026

    48.7 °F

  • Average High 2021–2026

    56.5 °F
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