Fullerton Weather Forecast

    • 66
    • 87

    Mostly Sunny

    • 63
    • 83

    Mostly Sunny

    • 61
    • 81

    Mostly Sunny

    • 61
    • 82

    Patchy Fog

    • 62
    • 83

    Mostly Sunny

    • 64
    • 84

    Patchy Fog

    • 66
    • 85

    Mostly Sunny

Today 26 Jul Orange County Inland

Partly cloudy with patchy fog this morning. Becoming sunny. Highs 81 to 84 towards the coast to 90 farther inland. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 26 Jul Orange County Inland

Clear this evening. Becoming partly cloudy. Patchy fog overnight. Lows 58 to 66. Areas of Winds west 10 Mph this evening becoming light.

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Fullerton Temperature Statistics

July Temperature

Fullerton, Fullerton Municipal Airport (3.1 miles)

  • Lowest 5 July, 2024

    63.6 °F

  • Average July

    76.1 °F

  • Highest 24 July, 2024

    91 °F

Climate (2019–Present)

Fullerton, Fullerton Municipal Airport (3.1 miles)

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  • Average Low 2019–2024

    56.9 °F

  • Average 2019–2024

    65.9 °F

  • Average High 2019–2024

    76.8 °F
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