Upper Newport Bay Weather Forecast

    • 58
    • 77

    Sunny

    • 60
    • 78

    Mostly Sunny

    • 59
    • 77

    Patchy Fog

    • 59
    • 76

    Patchy Fog

    • 59
    • 74

    Patchy Fog

    • 58
    • 71

    Patchy Fog

Today 17 Oct Orange County Coastal

Mostly sunny. Highs 71 to 74 at the Beaches to 76 to 80 farther inland and near higher coastal Terrain. Light Winds becoming southwest 10 Mph in the afternoon.

Tonight 17 Oct Orange County Coastal

Mostly clear. Lows 56 to 59. Areas of Winds west 10 Mph becoming southeast overnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Upper Newport Bay Temperature Statistics

October Temperature

John Wayne-Orange County Airport (2.5 miles)

  • Lowest 14 October, 2025

    57.9 °F

  • Average October

    67.1 °F

  • Highest 10 October, 2025

    78.1 °F

Climate (2020–Present)

John Wayne-Orange County Airport (2.5 miles)

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  • Average Low 2020–2025

    58.6 °F

  • Average 2020–2025

    65.6 °F

  • Average High 2020–2025

    73.4 °F
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