Santa Ana River Mouth Weather Forecast

    • 44
    • 59

    Becoming Sunny

    • 50
    • 65

    Mostly Sunny

    • 52
    • 69

    Mostly Sunny

    • 54
    • 73

    Partly Sunny

    • 56
    • 70

    Partly Sunny

    • 55
    • 70

    Partly Sunny

Today 20 Feb Orange County Coastal

Partly cloudy this morning. Becoming mostly sunny. Highs around 60. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 20 Feb Orange County Coastal

Mostly clear. Lows 41 to 44. Light Winds.

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Santa Ana River Mouth Temperature Statistics

February Temperature

John Wayne-Orange County Airport (6.2 miles)

  • Lowest 17 February, 2026

    48.9 °F

  • Average February

    62.2 °F

  • Highest 4 February, 2026

    89.7 °F

Climate (2021–Present)

John Wayne-Orange County Airport (6.2 miles)

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  • Average Low 2021–2026

    58.8 °F

  • Average 2021–2026

    65.8 °F

  • Average High 2021–2026

    73.5 °F
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