Roland E.Bigonger Park Weather Forecast

    • 64
    • 85

    Decreasing Clouds

    • 64
    • 87

    Mostly Sunny

    • 65
    • 90

    Mostly Sunny

    • 71
    • 91

    Mostly Sunny

    • 70
    • 92

    Patchy Fog

    • 71
    • 91

    Patchy Fog

Today 18 Aug Orange County Inland

Partly cloudy this morning. Becoming mostly sunny. Highs around 80 towards the coast to 83 to 86 farther inland. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 18 Aug Orange County Inland

Mostly clear in the evening. Becoming partly cloudy overnight with patchy fog. Lows 59 to 65. Areas of Winds south to 10 Mph in the evening becoming light.

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Roland E.Bigonger Park Temperature Statistics

August Temperature

Fullerton, Fullerton Municipal Airport (10.6 miles)

  • Lowest 3 August, 2025

    63.6 °F

  • Average August

    74.7 °F

  • Highest 7 August, 2025

    95.6 °F

Climate (2020–Present)

Fullerton, Fullerton Municipal Airport (10.6 miles)

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  • Average Low 2020–2025

    56.7 °F

  • Average 2020–2025

    66.1 °F

  • Average High 2020–2025

    76.7 °F
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