Upper Lamarck Lake Weather Forecast

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    • 39

    Chance Snow

    • 30
    • 38

    Chance Snow

    • 27
    • 37

    Chance Snow

    • 22
    • 35

    Blizzard

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    Blizzard

    • 18
    • 27

    Blizzard

Today 20 Dec Eastern Sierra Slopes of Inyo County

Mostly sunny. Slight chance of snow in the Morning, then slight chance of rain and snow in the afternoon. Highs 42 to 52. West Winds 10 to 15 Mph. Gusts up to 45 Mph decreasing to 30 Mph in the afternoon. Chance of precipitation 20 percent.

Tonight 20 Dec Eastern Sierra Slopes of Inyo County

Partly cloudy with slight chance of snow in the Evening, then mostly cloudy with chance of snow and slight chance of rain after midnight. Near steady temperature around 40. Southwest Winds 20 to 30 Mph. Gusts up to 45 Mph increasing to 60 Mph after midnight. Chance of precipitation 50 percent.

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Upper Lamarck Lake Temperature Statistics

December Temperature

Bishop, Bishop Airport (19.3 miles)

  • Lowest 4 December, 2025

    21.9 °F

  • Average December

    49.8 °F

  • Highest 17 December, 2025

    77 °F

Climate (2020–Present)

Bishop, Bishop Airport (19.3 miles)

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  • Average Low 2020–2025

    41.5 °F

  • Average 2020–2025

    60.3 °F

  • Average High 2020–2025

    76.5 °F
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