Rainbow Lake Weather Forecast

    • 45
    • 69

    Partly Sunny

    • 57
    • 73

    Rain Showers

    • 53
    • 77

    Chance Rain Showers

    • 54
    • 73

    Rain Showers Likely

    • 53
    • 75

    Slight Chance Thunderstorms

    • 51
    • 74

    Partly Sunny

Today 13 Sep Lake

Sunny late in the Morning, then mostly cloudy with a 20 percent chance of Showers in the afternoon. Highs in the upper 60s. Northwest Winds 5 to 15 Mph. Gusts up to 25 Mph in the afternoon.

Tonight 13 Sep Lake

Mostly clear. Lows in the mid 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 11 September, 2026

    44.6 °F

  • Average September

    69.7 °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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