Whitney Portal Weather Forecast

    • 37
    • 46

    Increasing Clouds

    • 34
    • 45

    Mostly Cloudy

    • 31
    • 39

    Chance Snow Showers

    • 25
    • 38

    Slight Chance Snow Showers

    • 23
    • 34

    Mostly Sunny

    • 26
    • 37

    Partly Sunny

    • 29
    • 39

    Partly Sunny

Today 20 Jan Eastern Sierra Slopes of Inyo County

Partly sunny. Highs 41 to 51. West Winds up to 10 Mph.

Tonight 20 Jan Eastern Sierra Slopes of Inyo County

Mostly cloudy. Lows 30 to 40. West Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Whitney Portal Temperature Statistics

January Temperature

Bishop, Bishop Airport (54.1 miles)

  • Lowest 9 January, 2026

    23 °F

  • Average January

    42.2 °F

  • Highest 14 January, 2026

    71.1 °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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