Newport Bay - Promontory Bay Weather Forecast

    • 50
    • 74

    Mostly Sunny

    • 52
    • 73

    Mostly Sunny

    • 53
    • 72

    Mostly Sunny

    • 54
    • 70

    Partly Sunny

    • 56
    • 72

    Mostly Cloudy

    • 56
    • 74

    Patchy Fog

Today 21 Feb Orange County Coastal

Partly cloudy with patchy fog this morning. Becoming mostly sunny. Warmer. Highs 72 to 76 at the Beaches to 78 farther inland and near higher coastal Terrain. Light Winds becoming west 10 Mph this afternoon.

Tonight 21 Feb Orange County Coastal

Partly cloudy. Lows around 49. Light Winds.

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Newport Bay - Promontory Bay Temperature Statistics

February Temperature

John Wayne-Orange County Airport (5 miles)

  • Lowest 1 February, 2025

    47.6 °F

  • Average February

    58.8 °F

  • Highest 16 February, 2025

    73.7 °F

Climate (2020–Present)

John Wayne-Orange County Airport (5 miles)

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  • Average Low 2020–2025

    58.9 °F

  • Average 2020–2025

    65.8 °F

  • Average High 2020–2025

    73.7 °F
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