Wilderness Park Weather Forecast

    • 57
    • 76

    Increasing Clouds

    • 56
    • 74

    Rain Likely

    • 54
    • 73

    Mostly Sunny

    • 55
    • 76

    Partly Sunny

    • 56
    • 74

    Partly Sunny

    • 55
    • 71

    Mostly Cloudy

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

Mostly cloudy in the morning then sunny. Highs in the upper 60s to mid 70s. Southwest Winds around 15 Mph in the afternoon.

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

Partly cloudy. Lows in the mid to upper 50s.

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Wilderness Park Temperature Statistics

April Temperature

Fullerton, Fullerton Municipal Airport (8.1 miles)

  • Lowest 4 April, 2026

    52.6 °F

  • Average April

    67.2 °F

  • Highest 4 April, 2026

    91.7 °F

Climate (2021–Present)

Fullerton, Fullerton Municipal Airport (8.1 miles)

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  • Average Low 2021–2026

    57 °F

  • Average 2021–2026

    66.4 °F

  • Average High 2021–2026

    76.8 °F
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