Newport Bay - Promontory Bay Weather Forecast

    • 64
    • 81

    Sunny

    • 63
    • 81

    Sunny

    • 61
    • 78

    Partly Sunny

    • 60
    • 76

    Chance Rain Showers

    • 58
    • 74

    Chance Rain Showers

    • 57
    • 72

    Chance Rain Showers

Today 10 Nov Orange County Coastal

Partly cloudy this morning. Becoming mostly sunny. Highs around 80 at the Beaches to 82 to 85 farther inland and near higher coastal Terrain. Light Winds becoming west 10 Mph this afternoon.

Tonight 10 Nov Orange County Coastal

Clear. Lows around 63. Light Winds.

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Newport Bay - Promontory Bay Temperature Statistics

November Temperature

John Wayne-Orange County Airport (5 miles)

  • Lowest 2 November, 2026

    56.6 °F

  • Average November

    69.7 °F

  • Highest 8 November, 2026

    88 °F

Climate (2021–2026)

John Wayne-Orange County Airport (5 miles)

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  • Average Low 2021–2026

    59.2 °F

  • Average 2021–2026

    66.4 °F

  • Average High 2021–2026

    74 °F
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