Frontier Park Weather Forecast

    • 66
    • 81

    Becoming Sunny

    • 66
    • 84

    Partly Sunny

    • 66
    • 84

    Patchy Fog

    • 68
    • 86

    Partly Sunny

    • 70
    • 93

    Partly Sunny

    • 69
    • 93

    Partly Sunny

Today 17 Aug Los Angeles County Inland Coast including Downtown Los Angeles

Low Clouds and fog in the morning then sunny. Highs in the mid 70s to lower 80s. Southwest Winds around 15 Mph in the afternoon.

Tonight 17 Aug Los Angeles County Inland Coast including Downtown Los Angeles

Clear in the evening then mostly cloudy. Lows in the lower to mid 60s.

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Frontier Park Temperature Statistics

August Temperature

Fullerton, Fullerton Municipal Airport (3.7 miles)

  • Lowest 3 August, 2025

    63.6 °F

  • Average August

    74.7 °F

  • Highest 7 August, 2025

    95.6 °F

Climate (2020–Present)

Fullerton, Fullerton Municipal Airport (3.7 miles)

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  • Average Low 2020–2025

    56.7 °F

  • Average 2020–2025

    66.1 °F

  • Average High 2020–2025

    76.7 °F
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