Sycamore Park Weather Forecast

    • 56
    • 71

    Increasing Clouds

    • 56
    • 67

    Mostly Cloudy

    • 54
    • 68

    Chance Rain

    • 54
    • 69

    Partly Sunny

    • 55
    • 70

    Mostly Sunny

    • 57
    • 74

    Mostly Sunny

Today 25 May Orange County Inland

Partly cloudy with patchy fog this morning. Becoming mostly sunny. Highs around 70 towards the coast to 71 to 74 farther inland. Areas of Winds southwest to 10 Mph. Becoming 10 to 15 Mph with Gusts to 25 Mph this afternoon.

Tonight 25 May Orange County Inland

Partly cloudy this Evening, then cloudy with patchy drizzle overnight. Lows 52 to 58. Areas of Winds southwest 10 Mph this evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sycamore Park Temperature Statistics

May Temperature

John Wayne-Orange County Airport (11.2 miles)

  • Lowest 6 May, 2026

    56.6 °F

  • Average May

    66.4 °F

  • Highest 20 May, 2026

    82.7 °F

Climate (2021–Present)

John Wayne-Orange County Airport (11.2 miles)

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  • Average Low 2021–2026

    59 °F

  • Average 2021–2026

    66 °F

  • Average High 2021–2026

    73.7 °F
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