Esteli Park Weather Forecast

    • 60
    • 84

    Sunny

    • 59
    • 85

    Partly Sunny

    • 57
    • 82

    Partly Sunny

    • 56
    • 78

    Partly Sunny

    • 55
    • 77

    Mostly Sunny

    • 55
    • 77

    Mostly Sunny

    • 56
    • 74

    Partly Sunny

Today 19 May Orange County Inland

Mostly sunny. Warmer. Highs 79 to 84. Areas of Winds west 10 to 15 Mph with Gusts to 25 Mph.

Tonight 19 May Orange County Inland

Mostly clear this evening. Becoming partly cloudy. Lows 57 to 62. Areas of Winds west 10 Mph this evening becoming light.

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Esteli Park Temperature Statistics

May Temperature

Fullerton, Fullerton Municipal Airport (5.6 miles)

  • Lowest 6 May, 2026

    55.7 °F

  • Average May

    67 °F

  • Highest 11 May, 2026

    85.6 °F

Climate (2021–Present)

Fullerton, Fullerton Municipal Airport (5.6 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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