Lake Success Weather Forecast

    • 67
    • 97

    Hot

    • 64
    • 92

    Mostly Sunny

    • 64
    • 92

    Partly Sunny

    • 57
    • 88

    Mostly Sunny

    • 57
    • 81

    Sunny

    • 60
    • 87

    Sunny

Today 24 Sep Fresno-Tulare Foothills

Sunny. Highs 92 to 98. Southeast Winds up to 10 Mph shifting to the west in the afternoon.

Tonight 24 Sep Fresno-Tulare Foothills

Mostly clear. Lows in the upper 60s. East Winds up to 10 Mph.

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Lake Success Temperature Statistics

September Temperature

Porterville, Porterville Municipal Airport (9.3 miles)

  • Lowest 18 September, 2026

    52 °F

  • Average September

    74.3 °F

  • Highest 10 September, 2026

    105.1 °F

Climate (2021–2026)

Porterville, Porterville Municipal Airport (9.3 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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