Brea Weather Forecast

    • 65
    • 89

    Mostly Sunny

    • 64
    • 89

    Mostly Sunny

    • 64
    • 86

    Partly Sunny

    • 66
    • 85

    Mostly Cloudy

    • 67
    • 86

    Slight Chance Rain Showers

    • 68
    • 88

    Partly Sunny

Today 8 Jul Orange County Inland

Mostly sunny. Patchy fog this morning. Hazy this afternoon. Highs 81 to 86 towards the coast to 86 to 91 farther inland. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 8 Jul Orange County Inland

Mostly clear this evening. Becoming partly cloudy. Lows 61 to 66. Areas of Winds southwest 10 Mph this evening becoming light.

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Brea Temperature Statistics

July Temperature

Fullerton, Fullerton Municipal Airport (5.6 miles)

  • Lowest 3 July, 2026

    61.6 °F

  • Average July

    73.2 °F

  • Highest 6 July, 2026

    87.1 °F

Climate (2021–2026)

Fullerton, Fullerton Municipal Airport (5.6 miles)

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  • Average Low 2021–2026

    57 °F

  • Average 2021–2026

    66.5 °F

  • Average High 2021–2026

    76.8 °F
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