Lake Forest Weather Forecast

    • 67
    • 92

    Increasing Clouds

    • 68
    • 92

    Decreasing Clouds

    • 67
    • 93

    Mostly Sunny

    • 66
    • 90

    Mostly Sunny

    • 66
    • 87

    Mostly Sunny

    • 65
    • 86

    Slight Chance Thunderstorms

    • 64
    • 85

    Mostly Sunny

Today 15 Aug Orange County Inland

Patchy fog this morning. Mostly sunny. Highs in the mid 80s towards the coast to this lower 90s farther inland. Light Winds.

Graph Plots Open in Graphs
  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Forest Temperature Statistics

August Temperature

John Wayne-Orange County Airport (9.3 miles)

  • Lowest 6 August, 2022

    68 °F
  • Average August

    76.4 °F
  • Highest 9 August, 2022

    89.1 °F

Climate (2010–Present)

John Wayne-Orange County Airport (9.3 miles)

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

    59 °F
  • Average 2010–Present

    65.4 °F
  • Average High 2010–Present

    73.8 °F
Get an account to remove ads