Fullerton Municipal Airport Weather Forecast

    • 53
    • 79

    Increasing Clouds

    • 54
    • 69

    Rain Showers Likely

    • 48
    • 65

    Chance Rain Showers

    • 49
    • 69

    Mostly Cloudy

    • 49
    • 70

    Mostly Sunny

    • 49
    • 70

    Chance Rain Showers

Today 9 Feb Orange County Inland

Mostly sunny. Highs around 80. Light Winds.

Tonight 9 Feb Orange County Inland

Partly cloudy. Lows around 54. Light Winds.

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Fullerton Municipal Airport Temperature Statistics

February Temperature

Fullerton, Fullerton Municipal Airport (0 miles)

  • Lowest 3 February, 2026

    48.9 °F

  • Average February

    68.9 °F

  • Highest 4 February, 2026

    90 °F

Climate (2021–Present)

Fullerton, Fullerton Municipal Airport (0 miles)

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  • Average Low 2021–2026

    56.9 °F

  • Average 2021–2026

    66.2 °F

  • Average High 2021–2026

    76.5 °F
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