Boysen Park Weather Forecast

    • 67
    • 83

    Rain Showers Likely

    • 60
    • 73

    Rain Showers

    • 55
    • 69

    Rain Showers

    • 57
    • 72

    Mostly Sunny

    • 61
    • 78

    Mostly Sunny

    • 66
    • 86

    Sunny

Today 10 Oct Orange County Inland

Cloudy this morning. Becoming mostly cloudy. Highs around 83. Light Winds becoming southwest to 10 Mph this afternoon.

Tonight 10 Oct Orange County Inland

Cloudy. A slight chance of Showers in the Evening, then Showers likely overnight. Locally heavy rainfall possible overnight. Lows 61 to 67. Areas of Winds northwest 10 to 15 Mph. Chance of measurable precipitation 60 percent.

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  • Temperature Real-Time

Boysen Park Temperature Statistics

October Temperature

Fullerton, Fullerton Municipal Airport (6.2 miles)

  • Lowest 2 October, 2026

    65.6 °F

  • Average October

    84.5 °F

  • Highest 3 October, 2026

    105.7 °F

Climate (2021–2026)

Fullerton, Fullerton Municipal Airport (6.2 miles)

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  • Average Low 2021–2026

    57.2 °F

  • Average 2021–2026

    66.8 °F

  • Average High 2021–2026

    77 °F
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