Cottonwood Lakes Weather Forecast

    • 36
    • 58

    Mostly Sunny

    • 37
    • 58

    Mostly Sunny

    • 39
    • 58

    Partly Sunny

    • 36
    • 53

    Chance Rain Showers

    • 33
    • 51

    Rain Showers Likely

    • 33
    • 50

    Chance Rain Showers

Today 15 Sep Eastern Sierra Slopes of Inyo County

Sunny. Highs 64 to 74. Southeast Winds 5 to 15 Mph.

Tonight 15 Sep Eastern Sierra Slopes of Inyo County

Mostly clear. Lows 46 to 56. Southwest Winds up to 10 Mph.

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Cottonwood Lakes Temperature Statistics

September Temperature

Porterville, Porterville Municipal Airport (57.2 miles)

  • Lowest 9 September, 2025

    57.9 °F

  • Average September

    77.7 °F

  • Highest 1 September, 2025

    102.9 °F

Climate (2020–Present)

Porterville, Porterville Municipal Airport (57.2 miles)

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  • Average Low 2020–2025

    51.4 °F

  • Average 2020–2025

    64.9 °F

  • Average High 2020–2025

    79.3 °F
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