Blue Lake Park Weather Forecast

    • 75
    • 103

    Mostly Sunny

    • 72
    • 94

    Mostly Sunny

    • 67
    • 87

    Mostly Sunny

    • 66
    • 83

    Mostly Sunny

    • 65
    • 82

    Mostly Sunny

Today 9 Sep Orange County Inland

Mostly sunny. Hot. Highs 102 to 106. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 9 Sep Orange County Inland

Mostly clear this evening. Becoming partly cloudy. Lows 72 to 75. Light Winds.

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Blue Lake Park Temperature Statistics

September Temperature

John Wayne-Orange County Airport (2.5 miles)

  • Lowest 2 September, 2026

    65.6 °F

  • Average September

    74.6 °F

  • Highest 7 September, 2026

    91.9 °F

Climate (2021–2026)

John Wayne-Orange County Airport (2.5 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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