Fullerton Weather Forecast

    • 64
    • 81

    Increasing Clouds

    • 63
    • 80

    Partly Sunny

    • 63
    • 79

    Partly Sunny

    • 63
    • 79

    Partly Sunny

    • 64
    • 83

    Patchy Fog

    • 66
    • 84

    Partly Sunny

Today 17 Jul Orange County Inland

Areas of low Clouds and fog in the morning then partly cloudy. Highs around 77 towards the coast to 79 to 84 farther inland. Light Winds.

Tonight 17 Jul Orange County Inland

Patchy low Clouds in the evening then Areas of low Clouds and fog. Lows 58 to 64. Light Winds.

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Fullerton Temperature Statistics

July Temperature

Fullerton, Fullerton Municipal Airport (3.1 miles)

  • Lowest 1 July, 2019

    64 °F
  • Average July

    71.2 °F
  • Highest 15 July, 2019

    84.9 °F

Climate (2010–Present)

Fullerton, Fullerton Municipal Airport (3.1 miles)

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  • Average Low 2010–Present

    57.3 °F
  • Average 2010–Present

    65.8 °F
  • Average High 2010–Present

    76.9 °F
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