Pearson Park Weather Forecast

    • 59
    • 75

    Increasing Clouds

    • 59
    • 77

    Becoming Sunny

    • 60
    • 79

    Partly Sunny

    • 61
    • 81

    Partly Sunny

    • 64
    • 84

    Partly Sunny

    • 65
    • 86

    Mostly Sunny

    • 64
    • 87

    Mostly Sunny

Today 19 Jun Orange County Inland

Cloudy this morning. Becoming mostly sunny. Highs 73 to 76. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 19 Jun Orange County Inland

Partly cloudy this evening. Becoming mostly cloudy. Patchy fog overnight. Lows 53 to 59. Areas of Winds west 10 Mph this evening becoming light.

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  • Temperature Real-Time

Pearson Park Temperature Statistics

June Temperature

Fullerton, Fullerton Municipal Airport (4.3 miles)

  • Lowest 1 June, 2026

    62.7 °F

  • Average June

    72 °F

  • Highest 12 June, 2026

    92.6 °F

Climate (2021–2026)

Fullerton, Fullerton Municipal Airport (4.3 miles)

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  • Average Low 2021–2026

    57 °F

  • Average 2021–2026

    66.5 °F

  • Average High 2021–2026

    76.8 °F
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