Ruby Lake Weather Forecast

    • 24
    • 37

    Mostly Sunny

    • 32
    • 45

    Mostly Sunny

    • 34
    • 51

    Mostly Sunny

    • 30
    • 48

    Mostly Sunny

    • 30
    • 45

    Mostly Sunny

    • 31
    • 48

    Mostly Sunny

Today 16 Oct Upper San Joaquin River

Not as cool. Sunny. Highs 34 to 50. Northeast Winds up to 10 Mph.

Tonight 16 Oct Upper San Joaquin River

Mostly clear. Lows 21 to 33. Northeast Winds 5 to 15 Mph with Gusts to around 30 Mph.

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Ruby Lake Temperature Statistics

October Temperature

Mammoth Yosemite Airport (18.6 miles)

  • Lowest 12 October, 2025

    19.4 °F

  • Average October

    47 °F

  • Highest 9 October, 2025

    69.8 °F

Climate (2020–Present)

Mammoth Yosemite Airport (18.6 miles)

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  • Average Low 2020–2025

    29.6 °F

  • Average 2020–2025

    46.1 °F

  • Average High 2020–2025

    60.9 °F
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