Whitney Portal Weather Forecast

    • 23
    • 32

    Mostly Sunny

    • 29
    • 37

    Mostly Sunny

    • 32
    • 42

    Mostly Sunny

    • 35
    • 45

    Sunny

    • 38
    • 49

    Mostly Sunny

    • 37
    • 50

    Sunny

Today 9 Jan Eastern Sierra Slopes of Inyo County

Sunny. Not as cold. Highs 26 to 36. North Winds 5 to 15 Mph. Gusts up to 35 Mph decreasing to 25 Mph in the afternoon.

Tonight 9 Jan Eastern Sierra Slopes of Inyo County

Mostly clear. Breezy. Lows 10 to 20. Northwest Winds 15 to 25 Mph with Gusts to around 40 Mph.

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Whitney Portal Temperature Statistics

January Temperature

Bishop, Bishop Airport (54.1 miles)

  • Lowest 5 January, 2026

    26.1 °F

  • Average January

    38.8 °F

  • Highest 5 January, 2026

    51.1 °F

Climate (2021–Present)

Bishop, Bishop Airport (54.1 miles)

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  • Average Low 2021–2026

    41.6 °F

  • Average 2021–2026

    60.4 °F

  • Average High 2021–2026

    76.4 °F
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