Upper Newport Bay Weather Forecast

    • 56
    • 67

    Rain Showers

    • 55
    • 67

    Chance Rain Showers

    • 55
    • 67

    Mostly Sunny

    • 54
    • 72

    Mostly Sunny

    • 54
    • 72

    Partly Sunny

    • 56
    • 72

    Mostly Sunny

    • 56
    • 75

    Mostly Sunny

Today 25 Apr Orange County Coastal

Cloudy with a slight chance of Showers. Highs 64 to 68. Areas of Winds west 10 to 15 Mph. Chance of measurable precipitation 20 percent.

Tonight 25 Apr Orange County Coastal

Mostly cloudy. A chance of Showers this Evening, then Showers likely overnight. Lows 52 to 56. Areas of Winds west 10 to 15 Mph. Chance of measurable precipitation 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Upper Newport Bay Temperature Statistics

April Temperature

John Wayne-Orange County Airport (2.5 miles)

  • Lowest 4 April, 2026

    55.7 °F

  • Average April

    66.8 °F

  • Highest 4 April, 2026

    86.6 °F

Climate (2021–Present)

John Wayne-Orange County Airport (2.5 miles)

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  • Average Low 2021–2026

    59 °F

  • Average 2021–2026

    66 °F

  • Average High 2021–2026

    73.7 °F
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