Newport Bay - Balboa Coves Weather Forecast

    • 66
    • 74

    Increasing Clouds

    • 65
    • 74

    Decreasing Clouds

    • 66
    • 74

    Partly Sunny

    • 67
    • 76

    Mostly Sunny

    • 67
    • 75

    Partly Sunny

    • 66
    • 75

    Partly Sunny

    • 67
    • 75

    Partly Sunny

Today 16 Sep Orange County Coastal

Partly cloudy. Highs around 76 at the Beaches to 78 to 82 farther inland and near higher coastal Terrain.

Tonight 16 Sep Orange County Coastal

Partly cloudy this evening. Becoming mostly cloudy. Lows 61 to 65. Areas of Winds southwest 10 Mph this evening becoming light.

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  • Temperature Real-Time

Newport Bay - Balboa Coves Temperature Statistics

September Temperature

John Wayne-Orange County Airport (5.6 miles)

  • Lowest 2 September, 2026

    65.6 °F

  • Average September

    78 °F

  • Highest 9 September, 2026

    102.7 °F

Climate (2021–2026)

John Wayne-Orange County Airport (5.6 miles)

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  • Average Low 2021–2026

    59.1 °F

  • Average 2021–2026

    66.2 °F

  • Average High 2021–2026

    73.8 °F
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