White River Weather Forecast

    • 64
    • 84

    Mostly Sunny

    • 68
    • 90

    Mostly Sunny

    • 70
    • 91

    Partly Sunny

    • 75
    • 96

    Partly Sunny

    • 75
    • 97

    Mostly Sunny

    • 69
    • 94

    Mostly Sunny

    • 64
    • 88

    Mostly Sunny

Today 6 Sep South End Sierra Foothills

Mostly sunny. A 20 percent chance of rain in the late morning and afternoon. Highs in the lower 80s. South Winds up to 5 Mph shifting to the west in the afternoon.

Tonight 6 Sep South End Sierra Foothills

Mostly clear. Lows in the mid 60s. North Winds up to 5 Mph shifting to the southeast after midnight.

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White River Temperature Statistics

September Temperature

Porterville, Porterville Municipal Airport (19.3 miles)

  • Lowest 2 September, 2026

    53.1 °F

  • Average September

    70 °F

  • Highest 3 September, 2026

    86 °F

Climate (2021–2026)

Porterville, Porterville Municipal Airport (19.3 miles)

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  • Average Low 2021–2026

    51.8 °F

  • Average 2021–2026

    65 °F

  • Average High 2021–2026

    79 °F
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