La Bonita Park Weather Forecast

    • 68
    • 90

    Mostly Sunny

    • 69
    • 91

    Partly Sunny

    • 70
    • 93

    Partly Sunny

    • 67
    • 86

    Partly Sunny

    • 66
    • 84

    Mostly Sunny

    • 68
    • 90

    Mostly Sunny

Today 24 Sep Orange County Inland

Partly cloudy with patchy fog this morning. Becoming sunny. Highs 84 to 87 towards the coast to 90 farther inland. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 24 Sep Orange County Inland

Mostly clear in the evening. Becoming partly cloudy overnight with patchy fog. Lows 64 to 69. Areas of Winds southwest to 10 Mph in the evening becoming light.

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La Bonita Park Temperature Statistics

September Temperature

Fullerton, Fullerton Municipal Airport (4.3 miles)

  • Lowest 2 September, 2026

    63.6 °F

  • Average September

    77.9 °F

  • Highest 9 September, 2026

    108.6 °F

Climate (2021–2026)

Fullerton, Fullerton Municipal Airport (4.3 miles)

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  • Average Low 2021–2026

    57.1 °F

  • Average 2021–2026

    66.7 °F

  • Average High 2021–2026

    76.9 °F
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