Santa Ana River Mouth Weather Forecast

    • 58
    • 76

    Partly Sunny

    • 58
    • 75

    Partly Sunny

    • 58
    • 71

    Partly Sunny

    • 57
    • 71

    Partly Sunny

    • 58
    • 70

    Mostly Sunny

    • 57
    • 70

    Partly Sunny

Today 3 Apr Orange County Coastal

Partly cloudy. Warmer. Highs 75 to 80 at the Beaches to 81 farther inland and near higher coastal Terrain. Areas of Winds east to 10 Mph becoming west 10 Mph this afternoon.

Tonight 3 Apr Orange County Coastal

Mostly clear. Lows 53 to 57. Areas of Winds west 10 Mph becoming southeast to 10 Mph overnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Santa Ana River Mouth Temperature Statistics

April Temperature

John Wayne-Orange County Airport (6.2 miles)

  • Lowest 1 April, 2026

    61 °F

  • Average April

    64.8 °F

  • Highest 1 April, 2026

    71.1 °F

Climate (2021–Present)

John Wayne-Orange County Airport (6.2 miles)

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  • Average Low 2021–2026

    59 °F

  • Average 2021–2026

    65.9 °F

  • Average High 2021–2026

    73.7 °F
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