Wilshire Square Weather Forecast

    • 67
    • 81

    Mostly Sunny

    • 68
    • 88

    Mostly Sunny

    • 69
    • 87

    Mostly Sunny

    • 70
    • 88

    Partly Sunny

    • 69
    • 88

    Partly Sunny

    • 67
    • 84

    Partly Sunny

    • 66
    • 81

    Mostly Sunny

Today 22 Sep Orange County Inland

Mostly sunny. Highs 83 to 86.

Tonight 22 Sep Orange County Inland

Mostly clear. Lows 61 to 66. Areas of Winds west to 10 Mph this evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Wilshire Square Temperature Statistics

September Temperature

John Wayne-Orange County Airport (3.1 miles)

  • Lowest 2 September, 2026

    65.6 °F

  • Average September

    76.7 °F

  • Highest 9 September, 2026

    102.7 °F

Climate (2021–2026)

John Wayne-Orange County Airport (3.1 miles)

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  • Average Low 2021–2026

    59.1 °F

  • Average 2021–2026

    66.2 °F

  • Average High 2021–2026

    73.8 °F
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