South Fork Lakes Weather Forecast

    • 35
    • 56

    Mostly Cloudy

    • 30
    • 50

    Rain/Snow

    • 33
    • 52

    Mostly Sunny

    • 34
    • 57

    Sunny

    • 35
    • 58

    Mostly Sunny

    • 34
    • 58

    Partly Sunny

Today 20 Sep Eastern Sierra Slopes of Inyo County

Partly sunny. Highs 61 to 71. Southeast Winds up to 10 Mph increasing to 10 to 15 Mph in the afternoon.

Tonight 20 Sep Eastern Sierra Slopes of Inyo County

Mostly cloudy. Lows 45 to 55. Southwest Winds up to 10 Mph.

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South Fork Lakes Temperature Statistics

September Temperature

Porterville, Porterville Municipal Airport (56.5 miles)

  • Lowest 2 September, 2026

    53.1 °F

  • Average September

    75.1 °F

  • Highest 10 September, 2026

    105.1 °F

Climate (2021–2026)

Porterville, Porterville Municipal Airport (56.5 miles)

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  • Average Low 2021–2026

    51.7 °F

  • Average 2021–2026

    65 °F

  • Average High 2021–2026

    79 °F
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