Ashley Lake Weather Forecast

    • 19
    • 32

    Mostly Sunny

    • 20
    • 37

    Mostly Sunny

    • 14
    • 33

    Mostly Sunny

    • 16
    • 28

    Mostly Sunny

    • 19
    • 35

    Mostly Sunny

    • 21
    • 37

    Mostly Sunny

    • 22
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    Mostly Sunny

Today 17 Jan Upper San Joaquin River

Sunny. Highs 31 to 45. North Winds up to 10 Mph shifting to the west in the afternoon. Gusts up to 30 Mph.

Tonight 17 Jan Upper San Joaquin River

Mostly clear. Near steady temperature in the mid 20s. Northeast Winds up to 10 Mph with Gusts to around 30 Mph.

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Ashley Lake Temperature Statistics

January Temperature

Mammoth Yosemite Airport (16.8 miles)

  • Lowest 12 January, 2025

    10.4 °F

  • Average January

    32.9 °F

  • Highest 10 January, 2025

    60.8 °F

Climate (2020–Present)

Mammoth Yosemite Airport (16.8 miles)

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  • Average Low 2020–2025

    29.8 °F

  • Average 2020–2025

    46.4 °F

  • Average High 2020–2025

    61.3 °F
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