Brea Weather Forecast

    • 58
    • 80

    Mostly Sunny

    • 61
    • 87

    Mostly Sunny

    • 60
    • 88

    Partly Sunny

    • 59
    • 81

    Mostly Cloudy

    • 57
    • 76

    Mostly Cloudy

    • 59
    • 75

    Chance Rain Showers

Today 8 Nov Orange County Inland

Partly cloudy with patchy fog in the morning. Becoming mostly sunny. Local visibility one quarter mile or less at Times in the morning. Highs 75 to 78 towards the coast to 79 farther inland. Light Winds.

Tonight 8 Nov Orange County Inland

Mostly clear in the evening. Becoming partly cloudy overnight with patchy fog. Lows 56 to 59. Light Winds becoming northwest to 10 Mph with Gusts to 25 Mph overnight.

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Brea Temperature Statistics

November Temperature

Fullerton, Fullerton Municipal Airport (5.6 miles)

  • Lowest 3 November, 2025

    57 °F

  • Average November

    63.7 °F

  • Highest 1 November, 2025

    75 °F

Climate (2020–Present)

Fullerton, Fullerton Municipal Airport (5.6 miles)

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  • Average Low 2020–2025

    56.7 °F

  • Average 2020–2025

    66 °F

  • Average High 2020–2025

    76.5 °F
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