Fountain Valley Weather Forecast

    • 62
    • 76

    Increasing Clouds

    • 62
    • 73

    Partly Sunny

    • 61
    • 76

    Mostly Sunny

    • 63
    • 78

    Patchy Fog

    • 62
    • 78

    Patchy Fog

    • 63
    • 78

    Patchy Fog

    • 62
    • 76

    Patchy Fog

Today 5 Jul Orange County Inland

Partly cloudy in the morning. Becoming sunny. Highs 78 to 83. Light Winds becoming southwest 15 Mph in the afternoon.

Tonight 5 Jul Orange County Inland

Clear in the evening. Becoming partly cloudy. Lows 57 to 63. Areas of Winds west 15 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fountain Valley Temperature Statistics

July Temperature

John Wayne-Orange County Airport (5 miles)

  • Lowest 1 July, 2022

    64.9 °F

  • Average July

    70.2 °F

  • Highest 1 July, 2022

    78.1 °F

Climate (2010–Present)

John Wayne-Orange County Airport (5 miles)

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  • Average Low 2010–Present

    58.7 °F

  • Average 2010–Present

    65.2 °F

  • Average High 2010–Present

    73.6 °F
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