Fountain Valley Weather Forecast

    • 58
    • 87

    Sunny

    • 60
    • 93

    Sunny

    • 55
    • 89

    Mostly Sunny

    • 57
    • 81

    Mostly Sunny

    • 56
    • 75

    Partly Sunny

    • 53
    • 72

    Mostly Sunny

Today 23 Oct Orange County Inland

Sunny. Highs 90 to 95. Light Winds.

Tonight 23 Oct Orange County Inland

Mostly clear. Lows 57 to 64. Light Winds becoming northeast 15 to 25 Mph with Gusts to 35 Mph overnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fountain Valley Temperature Statistics

October Temperature

Santa Ana, John Wayne Airport-Orange County Airport (5 miles)

  • Lowest 2 October, 2019

    57.9 °F

  • Average October

    69.1 °F

  • Highest 11 October, 2019

    89.1 °F

Climate (2010–Present)

Santa Ana, John Wayne Airport-Orange County Airport (5 miles)

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  • Average Low 2010–Present

    58.6 °F

  • Average 2010–Present

    64.9 °F

  • Average High 2010–Present

    73.2 °F
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