Ruby Lake Weather Forecast

    • 27
    • 48

    Mostly Sunny

    • 29
    • 49

    Mostly Sunny

    • 32
    • 53

    Partly Sunny

    • 33
    • 52

    Slight Chance Thunderstorms

    • 27
    • 49

    Chance Snow

    • 25
    • 41

    Snow Showers Likely

    • 28
    • 40

    Chance Snow

Today 29 Apr Upper San Joaquin River

Not as cool. Sunny. Highs 41 to 57. North Winds up to 10 Mph shifting to the west in the afternoon.

Tonight 29 Apr Upper San Joaquin River

Mostly clear. Lows 25 to 37. Northeast Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Ruby Lake Temperature Statistics

April Temperature

Mammoth Yosemite Airport (18.6 miles)

  • Lowest 4 April, 2026

    14 °F

  • Average April

    43.6 °F

  • Highest 7 April, 2026

    68 °F

Climate (2021–Present)

Mammoth Yosemite Airport (18.6 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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