Fullerton Municipal Airport Weather Forecast

    • 51
    • 64

    Rain Showers

    • 48
    • 60

    Chance Rain Showers

    • 49
    • 63

    Partly Sunny

    • 50
    • 62

    Chance Rain Showers

    • 50
    • 65

    Slight Chance Rain Showers

    • 51
    • 70

    Mostly Sunny

Today 17 Nov Orange County Inland

Mostly cloudy with a chance of Showers in the Morning, then cloudy with Showers in the afternoon. Highs 62 to 65. Areas of Winds south 10 to 15 Mph.

Tonight 17 Nov Orange County Inland

Showers. Locally heavy rainfall possible in the evening. Lows 45 to 51. Areas of Winds west 10 to 15 Mph.

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Fullerton Municipal Airport Temperature Statistics

November Temperature

Fullerton, Fullerton Municipal Airport (0 miles)

  • Lowest 6 November, 2025

    54 °F

  • Average November

    64.6 °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

    66.1 °F

  • Average High 2020–2025

    76.5 °F
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