Rainbow Lake Weather Forecast

    • 45
    • 70

    Mostly Cloudy

    • 43
    • 64

    Mostly Cloudy

    • 43
    • 65

    Partly Sunny

    • 44
    • 67

    Partly Sunny

    • 44
    • 68

    Partly Sunny

    • 43
    • 71

    Partly Sunny

Today 20 Sep Lake

Partly sunny. Highs in the upper 60s. Northeast Winds 5 to 10 Mph with Gusts to around 20 Mph.

Tonight 20 Sep Lake

Partly cloudy. Lows in the lower 40s. Northeast Winds 5 to 10 Mph with Gusts to around 25 Mph.

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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

    67.1 °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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