Whitney Portal Weather Forecast

    • 28
    • 40

    Mostly Sunny

    • 27
    • 40

    Mostly Sunny

    • 23
    • 39

    Mostly Sunny

    • 23
    • 35

    Mostly Sunny

    • 27
    • 38

    Partly Sunny

    • 28
    • 42

    Mostly Sunny

    • 29
    • 41

    Mostly Sunny

Today 17 Jan Eastern Sierra Slopes of Inyo County

Sunny. Highs 36 to 46. Northwest Winds 5 to 10 Mph.

Tonight 17 Jan Eastern Sierra Slopes of Inyo County

Mostly clear. Lows 21 to 31. Northwest Winds 5 to 15 Mph.

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Whitney Portal Temperature Statistics

January Temperature

Bishop, Bishop Airport (54.1 miles)

  • Lowest 1 January, 2025

    19.9 °F

  • Average January

    41.9 °F

  • Highest 5 January, 2025

    64.7 °F

Climate (2020–Present)

Bishop, Bishop Airport (54.1 miles)

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  • Average Low 2020–2025

    42.1 °F

  • Average 2020–2025

    60.8 °F

  • Average High 2020–2025

    76.6 °F
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