Newport Bay - Balboa Coves Weather Forecast

    • 72
    • 81

    Slight Chance Thunderstorms

    • 74
    • 83

    Partly Sunny

    • 73
    • 84

    Mostly Sunny

    • 71
    • 81

    Mostly Sunny

    • 69
    • 77

    Mostly Sunny

    • 67
    • 76

    Mostly Sunny

    • 67
    • 76

    Mostly Sunny

Today 7 Sep Orange County Coastal

Partly cloudy with a slight chance of Showers and Thunderstorms. Highs 81 to 84 at the Beaches to 87 to 91 farther inland and near higher coastal Terrain. Areas of Winds northwest 10 to 15 Mph. Chance of measurable precipitation 20 percent.

Tonight 7 Sep Orange County Coastal

Partly cloudy. Lows around 71. Areas of Winds west 10 Mph this evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Newport Bay - Balboa Coves Temperature Statistics

September Temperature

John Wayne-Orange County Airport (5.6 miles)

  • Lowest 5 September, 2026

    64.9 °F

  • Average September

    73.4 °F

  • Highest 5 September, 2026

    84 °F

Climate (2021–2026)

John Wayne-Orange County Airport (5.6 miles)

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  • Average Low 2021–2026

    59 °F

  • Average 2021–2026

    66.1 °F

  • Average High 2021–2026

    73.8 °F
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