La Mirada Park Weather Forecast

    • 54
    • 78

    Sunny

    • 53
    • 77

    Mostly Sunny

    • 53
    • 72

    Mostly Cloudy

    • 50
    • 68

    Patchy Fog

    • 51
    • 67

    Patchy Fog

    • 50
    • 69

    Mostly Cloudy

Today 19 Jan Los Angeles County San Gabriel Valley

Sunny. Highs in the mid 70s to around 80.

Tonight 19 Jan Los Angeles County San Gabriel Valley

Clear. Lows in the upper 40s and 50s. Northeast Winds around 15 Mph after midnight.

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La Mirada Park Temperature Statistics

January Temperature

Fullerton, Fullerton Municipal Airport (2.5 miles)

  • Lowest 9 January, 2026

    42.1 °F

  • Average January

    61.9 °F

  • Highest 14 January, 2026

    84.9 °F

Climate (2021–Present)

Fullerton, Fullerton Municipal Airport (2.5 miles)

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  • Average Low 2021–2026

    56.9 °F

  • Average 2021–2026

    66.1 °F

  • Average High 2021–2026

    76.4 °F
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