Mission Viejo Weather Forecast

    • 61
    • 81

    Patchy Fog

    • 63
    • 88

    Patchy Fog

    • 63
    • 91

    Patchy Fog

    • 61
    • 85

    Patchy Fog

    • 60
    • 83

    Patchy Fog

    • 61
    • 83

    Patchy Fog

Today 25 Sep Orange County Inland

Areas of low Clouds and fog in the morning then mostly sunny. Highs around 78 towards the coast to 79 to 84 farther inland. Light Winds becoming west 15 Mph in the afternoon.

Tonight 25 Sep Orange County Inland

Partly cloudy. Lows 55 to 63. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mission Viejo Temperature Statistics

September Temperature

Santa Ana, John Wayne Airport-Orange County Airport (12.4 miles)

  • Lowest 18 September, 2018

    62.1 °F
  • Average September

    70.9 °F
  • Highest 14 September, 2018

    87.1 °F

Climate (2010–Present)

Santa Ana, John Wayne Airport-Orange County Airport (12.4 miles)

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  • Average Low 2010–Present

    58.5 °F
  • Average 2010–Present

    65.2 °F
  • Average High 2010–Present

    73.8 °F
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