Irvine Lake Weather Forecast

    • 59
    • 78

    Increasing Clouds

    • 59
    • 83

    Mostly Sunny

    • 60
    • 84

    Mostly Sunny

    • 62
    • 87

    Mostly Sunny

    • 64
    • 87

    Mostly Sunny

    • 64
    • 87

    Partly Sunny

Today 13 Sep Orange County Inland

Mostly cloudy with patchy fog this morning. Becoming sunny. Highs 77 to 81. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 13 Sep Orange County Inland

Mostly clear in the evening. Becoming mostly cloudy overnight with patchy fog. Lows 58 to 65. Light Winds.

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Irvine Lake Temperature Statistics

September Temperature

Corona Airport (10.6 miles)

  • Lowest 9 September, 2025

    55 °F

  • Average September

    76.3 °F

  • Highest 2 September, 2025

    102.9 °F

Climate (2020–Present)

Corona Airport (10.6 miles)

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  • Average Low 2020–2025

    52.2 °F

  • Average 2020–2025

    65 °F

  • Average High 2020–2025

    78.1 °F
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