Fullerton Municipal Airport Weather Forecast

    • 51
    • 78

    Mostly Cloudy

    • 50
    • 72

    Mostly Sunny

    • 51
    • 71

    Partly Sunny

    • 50
    • 66

    Partly Sunny

    • 49
    • 69

    Mostly Sunny

    • 50
    • 69

    Partly Sunny

Today 27 Nov Orange County Inland

Mostly cloudy in the morning. Becoming partly cloudy. Highs 76 to 79. Areas of Winds east to 10 Mph in the morning becoming light.

Tonight 27 Nov Orange County Inland

Partly cloudy. Lows 50 to 53. Light Winds.

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Fullerton Municipal Airport Temperature Statistics

November Temperature

Fullerton, Fullerton Municipal Airport (0 miles)

  • Lowest 19 November, 2025

    46.9 °F

  • Average November

    61.8 °F

  • Highest 10 November, 2025

    86 °F

Climate (2020–Present)

Fullerton, Fullerton Municipal Airport (0 miles)

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  • Average Low 2020–2025

    56.7 °F

  • Average 2020–2025

    66 °F

  • Average High 2020–2025

    76.5 °F
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