South Fork Lakes Weather Forecast

    • 21
    • 45

    Mostly Sunny

    • 20
    • 46

    Partly Sunny

    • 18
    • 41

    Mostly Sunny

    • 18
    • 41

    Mostly Sunny

    • 18
    • 41

    Partly Sunny

    • 16
    • 38

    Partly Sunny

Today 17 Jan Eastern Sierra Slopes of Inyo County

Sunny. Highs 42 to 52. Northwest Winds up to 10 Mph with Gusts to around 25 Mph.

Tonight 17 Jan Eastern Sierra Slopes of Inyo County

Partly cloudy in the evening then becoming mostly cloudy. Lows 29 to 39. West Winds 5 to 15 Mph.

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South Fork Lakes Temperature Statistics

January Temperature

Porterville, Porterville Municipal Airport (56.5 miles)

  • Lowest 10 January, 2026

    30.9 °F

  • Average January

    48.6 °F

  • Highest 2 January, 2026

    66.9 °F

Climate (2021–Present)

Porterville, Porterville Municipal Airport (56.5 miles)

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  • Average Low 2021–2026

    51.6 °F

  • Average 2021–2026

    64.9 °F

  • Average High 2021–2026

    79 °F
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