Pearson Park Weather Forecast

    • 61
    • 80

    Increasing Clouds

    • 60
    • 77

    Mostly Cloudy

    • 59
    • 77

    Partly Sunny

    • 60
    • 78

    Partly Sunny

    • 61
    • 79

    Mostly Sunny

    • 61
    • 80

    Mostly Sunny

    • 62
    • 81

    Mostly Sunny

Today 5 Jun Orange County Inland

Partly cloudy this morning. Becoming mostly sunny. Highs 76 to 79 towards the coast to 80 to 83 farther inland. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 5 Jun Orange County Inland

Partly cloudy this evening. Becoming mostly cloudy. Patchy fog overnight. Lows 56 to 61. Areas of Winds south 10 Mph this evening becoming light.

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  • Temperature Forecast NOAA

  • 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

    69.4 °F

  • Highest 3 June, 2026

    78.1 °F

Climate (2021–Present)

Fullerton, Fullerton Municipal Airport (4.3 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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