Tustin Weather Forecast

    • 67
    • 85

    Gradual Clearing

    • 67
    • 85

    Mostly Cloudy

    • 67
    • 83

    Mostly Cloudy

    • 67
    • 83

    Mostly Cloudy

    • 67
    • 85

    Partly Sunny

    • 67
    • 85

    Mostly Cloudy

Today 22 Aug Orange County Inland

Cloudy in the morning. Becoming mostly sunny. Patchy fog in the morning. Highs around 83 towards the coast to 85 to 90 farther inland. Light Winds.

Tonight 22 Aug Orange County Inland

Mostly clear in the evening. Becoming mostly cloudy. Patchy fog overnight. Lows 61 to 68. Light Winds.

Graph Plots Open in Graphs
  • Temperature Forecast NOAA

  • Temperature Real-Time

Tustin Temperature Statistics

August Temperature

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

  • Lowest 5 August, 2018

    68 °F
  • Average August

    76.5 °F
  • Highest 8 August, 2018

    91.9 °F

Climate (2010–Present)

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

Take a look at our website widgetsAvailable free! Find Out More
  • Average Low 2010–Present

    58.3 °F
  • Average 2010–Present

    65.1 °F
  • Average High 2010–Present

    73.7 °F
Get an account to remove ads