La Bonita Park Weather Forecast

    • 63
    • 85

    Increasing Clouds

    • 66
    • 89

    Partly Sunny

    • 73
    • 96

    Mostly Sunny

    • 74
    • 99

    Hot

    • 75
    • 99

    Hot

    • 74
    • 98

    Hot

Today 30 Sep Orange County Inland

Partly cloudy in the morning. Becoming sunny. Highs 83 to 87. Areas of Winds south 10 Mph.

Tonight 30 Sep Orange County Inland

Mostly clear in the evening. Becoming partly cloudy. Lows 60 to 66. Areas of Winds south to 10 Mph in the evening becoming light.

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  • Temperature Real-Time

La Bonita Park Temperature Statistics

September Temperature

Fullerton, Fullerton Municipal Airport (4.3 miles)

  • Lowest 2 September, 2026

    63.6 °F

  • Average September

    77.6 °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

    57.2 °F

  • Average 2021–2026

    66.7 °F

  • Average High 2021–2026

    76.9 °F
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