Mar - Les Weather Forecast

    • 64
    • 81

    Mostly Sunny

    • 70
    • 86

    Rain Showers Likely

    • 70
    • 84

    Rain Showers Likely

    • 70
    • 87

    Partly Sunny

    • 71
    • 88

    Chance Rain Showers

    • 71
    • 90

    Partly Sunny

    • 69
    • 87

    Mostly Sunny

Today 4 Sep Orange County Inland

Mostly sunny. Highs 79 to 83. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 4 Sep Orange County Inland

Mostly clear. Lows 57 to 64. Areas of Winds southwest to 10 Mph this evening becoming light.

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Mar - Les Temperature Statistics

September Temperature

John Wayne-Orange County Airport (5.6 miles)

  • Lowest 2 September, 2026

    64.9 °F

  • Average September

    72.8 °F

  • Highest 1 September, 2026

    79.6 °F

Climate (2021–2026)

John Wayne-Orange County Airport (5.6 miles)

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  • Average Low 2021–2026

    59 °F

  • Average 2021–2026

    66.1 °F

  • Average High 2021–2026

    73.8 °F
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