La Palma Park Weather Forecast

    • 72
    • 97

    Hot

    • 69
    • 90

    Mostly Sunny

    • 66
    • 84

    Mostly Sunny

    • 66
    • 83

    Mostly Sunny

    • 64
    • 81

    Mostly Sunny

    • 63
    • 80

    Mostly Sunny

Today 10 Sep Orange County Inland

Mostly sunny. Highs 91 to 94 towards the coast to 97 to 101 farther inland. Areas of Winds south to 10 Mph.

Tonight 10 Sep Orange County Inland

Mostly clear. Lows 68 to 72. Areas of Winds south 10 Mph in the evening becoming light.

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La Palma Park Temperature Statistics

September Temperature

Fullerton, Fullerton Municipal Airport (3.7 miles)

  • Lowest 2 September, 2026

    63.6 °F

  • Average September

    77 °F

  • Highest 8 September, 2026

    97 °F

Climate (2021–2026)

Fullerton, Fullerton Municipal Airport (3.7 miles)

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  • Average Low 2021–2026

    57.1 °F

  • Average 2021–2026

    66.6 °F

  • Average High 2021–2026

    76.9 °F
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