Brea Weather Forecast

    • 62
    • 82

    Increasing Clouds

    • 60
    • 79

    Mostly Sunny

    • 59
    • 78

    Partly Sunny

    • 59
    • 75

    Partly Sunny

    • 58
    • 74

    Partly Sunny

    • 58
    • 76

    Mostly Sunny

Today 24 Jun Orange County Inland

Partly cloudy with patchy fog this morning. Becoming mostly sunny. Highs 76 to 79 towards the coast to 80 to 83 farther inland. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 24 Jun Orange County Inland

Mostly clear in the evening. Becoming mostly cloudy overnight with patchy fog. Lows 57 to 62. Areas of Winds southwest 10 Mph in the evening becoming light.

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Brea Temperature Statistics

June Temperature

Fullerton, Fullerton Municipal Airport (5.6 miles)

  • Lowest 21 June, 2026

    58.6 °F

  • Average June

    71.5 °F

  • Highest 12 June, 2026

    92.6 °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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