Cerritos Park East Weather Forecast

    • 64
    • 75

    Decreasing Clouds

    • 65
    • 76

    Mostly Sunny

    • 66
    • 78

    Mostly Sunny

    • 67
    • 83

    Mostly Sunny

    • 66
    • 81

    Partly Sunny

    • 65
    • 80

    Mostly Sunny

Today 16 Sep Los Angeles County Inland Coast including Downtown Los Angeles

Cloudy in the morning then partly cloudy. Patchy drizzle in the morning. Highs in the mid 70s to lower 80s.

Tonight 16 Sep Los Angeles County Inland Coast including Downtown Los Angeles

Mostly cloudy. A slight chance of through the night. Lows in the lower to mid 60s.

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Cerritos Park East Temperature Statistics

September Temperature

Fullerton, Fullerton Municipal Airport (3.7 miles)

  • Lowest 2 September, 2026

    63.6 °F

  • Average September

    79.3 °F

  • Highest 9 September, 2026

    108.6 °F

Climate (2021–2026)

Fullerton, Fullerton Municipal Airport (3.7 miles)

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  • Average Low 2021–2026

    57.1 °F

  • Average 2021–2026

    66.7 °F

  • Average High 2021–2026

    76.9 °F
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