Santa Ana River Mouth (Inside) Weather Forecast

    • 48
    • 59

    Increasing Clouds

    • 44
    • 59

    Partly Sunny

    • 47
    • 59

    Partly Sunny

    • 48
    • 64

    Partly Sunny

    • 46
    • 64

    Partly Sunny

    • 49
    • 63

    Partly Sunny

    • 48
    • 67

    Mostly Sunny

Today 17 Jan Orange County Coastal

Partly cloudy. Highs around 59. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 17 Jan Orange County Coastal

Partly cloudy. Lows 42 to 46. Light Winds.

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Santa Ana River Mouth (Inside) Temperature Statistics

January Temperature

John Wayne-Orange County Airport (5.6 miles)

  • Lowest 15 January, 2025

    46 °F

  • Average January

    60.1 °F

  • Highest 8 January, 2025

    73.7 °F

Climate (2020–Present)

John Wayne-Orange County Airport (5.6 miles)

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  • Average Low 2020–2025

    58.9 °F

  • Average 2020–2025

    65.8 °F

  • Average High 2020–2025

    73.8 °F
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