Pioneer Basin Lakes Weather Forecast

    • 19
    • 36

    Mostly Sunny

    • 23
    • 36

    Partly Sunny

    • 22
    • 36

    Mostly Cloudy

    • 17
    • 30

    Partly Sunny

    • 13
    • 28

    Mostly Sunny

    • 15
    • 28

    Mostly Sunny

Today 19 Jan Upper San Joaquin River

Sunny. Highs 38 to 54. North Winds up to 10 Mph.

Tonight 19 Jan Upper San Joaquin River

Mostly clear. Lows 24 to 36. North Winds up to 10 Mph.

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  • Temperature Real-Time

Pioneer Basin Lakes Temperature Statistics

January Temperature

Mammoth Yosemite Airport (10.6 miles)

  • Lowest 10 January, 2026

    -2.2 °F

  • Average January

    21.1 °F

  • Highest 3 January, 2026

    39.2 °F

Climate (2021–Present)

Mammoth Yosemite Airport (10.6 miles)

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  • Average Low 2021–2026

    29.5 °F

  • Average 2021–2026

    45.8 °F

  • Average High 2021–2026

    60.6 °F
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