White River Weather Forecast

    • 54
    • 70

    Rain Showers

    • 52
    • 65

    Rain Likely

    • 50
    • 64

    Slight Chance Rain

    • 54
    • 72

    Mostly Sunny

    • 55
    • 76

    Mostly Sunny

    • 54
    • 75

    Mostly Sunny

    • 53
    • 73

    Partly Sunny

Today 21 Oct South End Sierra Foothills

Mostly sunny early in the Morning, then rain Showers likely and slight chance of Thunderstorms in the late morning and early afternoon. Rain Showers and slight chance of Thunderstorms late in the afternoon. Highs in the upper 60s. South Winds up to 5 Mph shifting to the west in the afternoon. Chance of precipitation 90 percent.

Tonight 21 Oct South End Sierra Foothills

Rain Showers and slight chance of Thunderstorms. Lows in the mid 50s. East Winds up to 5 Mph. Chance of precipitation near 100 percent.

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White River Temperature Statistics

October Temperature

Porterville, Porterville Municipal Airport (19.3 miles)

  • Lowest 13 October, 2026

    46 °F
  • Average October

    73.3 °F
  • Highest 4 October, 2026

    100.9 °F

Climate (2021–2026)

Porterville, Porterville Municipal Airport (19.3 miles)

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  • Average Low 2021–2026

    51.9 °F
  • Average 2021–2026

    65.1 °F
  • Average High 2021–2026

    79.2 °F
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