Santa Ana Weather Forecast

    • 70
    • 90

    Increasing Clouds

    • 71
    • 92

    Chance Rain Showers

    • 68
    • 88

    Mostly Sunny

    • 67
    • 85

    Partly Sunny

    • 66
    • 83

    Mostly Sunny

    • 66
    • 84

    Mostly Sunny

Today 1 Sep Orange County Inland

Partly cloudy with patchy fog this morning. Becoming mostly sunny. Highs around 90 towards the coast to 93 to 96 farther inland. Areas of Winds west to 10 Mph.

Tonight 1 Sep Orange County Inland

Partly cloudy. A slight chance of Showers overnight. Lows around 70. Areas of Winds southwest 10 Mph in the evening becoming light. Chance of measurable precipitation 20 percent.

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Santa Ana Temperature Statistics

September Temperature

John Wayne-Orange County Airport (4.3 miles)

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Climate (2020–Present)

John Wayne-Orange County Airport (4.3 miles)

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  • Average Low 2020–2025

    58.6 °F

  • Average 2020–2025

    65.7 °F

  • Average High 2020–2025

    73.6 °F
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