La Mirada Weather Forecast

    • 60
    • 85

    Mostly Sunny

    • 59
    • 83

    Mostly Sunny

    • 58
    • 82

    Partly Sunny

    • 57
    • 76

    Patchy Fog

    • 56
    • 73

    Patchy Fog

    • 58
    • 76

    Patchy Fog

Today 18 Oct Los Angeles County San Gabriel Valley

Sunny. Highs in the lower to mid 80s.

Tonight 18 Oct Los Angeles County San Gabriel Valley

Partly cloudy in the evening then mostly clear. Lows in the mid 50s to around 60.

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La Mirada Temperature Statistics

October Temperature

Fullerton, Fullerton Municipal Airport (3.1 miles)

  • Lowest 15 October, 2025

    54 °F

  • Average October

    67.1 °F

  • Highest 10 October, 2025

    86 °F

Climate (2020–Present)

Fullerton, Fullerton Municipal Airport (3.1 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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