Rainbow Lake Weather Forecast

    • 15
    • 34

    Mostly Sunny

    • 25
    • 39

    Mostly Sunny

    • 28
    • 42

    Partly Sunny

    • 28
    • 43

    Partly Sunny

    • 25
    • 39

    Chance Snow

    • 22
    • 34

    Chance Snow

Today 16 Apr Upper San Joaquin River

Sunny. Highs 33 to 49. Southwest Winds 5 to 15 Mph with Gusts to around 45 Mph.

Tonight 16 Apr Upper San Joaquin River

Colder. Partly cloudy in the evening then becoming clear. Lows 12 to 26. Northwest Winds 5 to 15 Mph shifting to the northeast 10 to 15 Mph after midnight. Gusts up to 40 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rainbow Lake Temperature Statistics

April Temperature

Mammoth Yosemite Airport (14.9 miles)

  • Lowest 4 April, 2026

    14 °F

  • Average April

    43.8 °F

  • Highest 7 April, 2026

    68 °F

Climate (2021–Present)

Mammoth Yosemite Airport (14.9 miles)

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  • Average Low 2021–2026

    29.6 °F

  • Average 2021–2026

    45.9 °F

  • Average High 2021–2026

    60.8 °F
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