Hermosillo Park Weather Forecast

    • 67
    • 85

    Mostly Cloudy

    • 66
    • 83

    Mostly Cloudy

    • 67
    • 84

    Mostly Sunny

    • 68
    • 89

    Mostly Sunny

    • 69
    • 89

    Mostly Sunny

    • 69
    • 89

    Partly Sunny

    • 69
    • 88

    Partly Sunny

Today 20 Sep Los Angeles County Inland Coast including Downtown Los Angeles

Mostly cloudy in the morning then partly cloudy. Highs in the lower to mid 80s.

Tonight 20 Sep Los Angeles County Inland Coast including Downtown Los Angeles

Mostly cloudy. Lows in the lower to mid 60s.

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Hermosillo Park Temperature Statistics

September Temperature

Fullerton, Fullerton Municipal Airport (5 miles)

  • Lowest 2 September, 2026

    63.6 °F

  • Average September

    78.4 °F

  • Highest 9 September, 2026

    108.6 °F

Climate (2021–2026)

Fullerton, Fullerton Municipal Airport (5 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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