Rainbow Lake Weather Forecast

    • 50
    • 73

    Rain Showers

    • 33
    • 62

    Rain Showers

    • 25
    • 44

    Partly Sunny

    • 37
    • 50

    Partly Sunny

    • 43
    • 66

    Partly Sunny

    • 42
    • 64

    Mostly Sunny

Today 17 Apr Gratiot

Partly sunny. Widespread dense fog in the morning. Highs in the lower 70s. Light Winds becoming south 5 to 10 Mph with Gusts to around 20 Mph in the afternoon.

Tonight 17 Apr Gratiot

Partly cloudy with a slight chance of rain Showers in the Evening, then rain Showers and a chance of Thunderstorms after midnight. Lows around 50. South Winds 10 to 15 Mph with Gusts to around 30 Mph. Chance of rain 90 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rainbow Lake Temperature Statistics

April Temperature

Alma, Gratiot Community Airport (12.4 miles)

  • Lowest 7 April, 2026

    23 °F

  • Average April

    44.3 °F

  • Highest 12 April, 2026

    77 °F

Climate (2021–Present)

Alma, Gratiot Community Airport (12.4 miles)

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  • Average Low 2021–2026

    39.2 °F

  • Average 2021–2026

    49 °F

  • Average High 2021–2026

    58.5 °F
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