Brea Weather Forecast

    • 62
    • 81

    Slight Chance Thunderstorms

    • 60
    • 78

    Partly Sunny

    • 60
    • 76

    Partly Sunny

    • 59
    • 76

    Partly Sunny

    • 58
    • 76

    Mostly Sunny

    • 60
    • 82

    Mostly Sunny

Today 25 Sep Orange County Inland

Partly cloudy. Patchy fog in the morning. Highs around 77 towards the coast to 81 farther inland. Light Winds.

Tonight 25 Sep Orange County Inland

Partly cloudy. Patchy fog overnight. Lows 58 to 63. Light Winds.

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Brea Temperature Statistics

September Temperature

Fullerton, Fullerton Municipal Airport (5.6 miles)

  • Lowest 19 September, 2021

    57.2 °F
  • Average September

    73.5 °F
  • Highest 21 September, 2021

    102 °F

Climate (2010–Present)

Fullerton, Fullerton Municipal Airport (5.6 miles)

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  • Average Low 2010–Present

    57.7 °F
  • Average 2010–Present

    66.1 °F
  • Average High 2010–Present

    77.3 °F
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