Convention Center Weather Forecast

    • 55
    • 82

    Increasing Clouds

    • 58
    • 90

    Mostly Sunny

    • 61
    • 94

    Mostly Sunny

    • 59
    • 94

    Mostly Sunny

    • 61
    • 96

    Mostly Sunny

    • 59
    • 95

    Mostly Sunny

    • 57
    • 91

    Mostly Cloudy

Today 15 Mar Orange County Inland

Partly cloudy with patchy fog this morning. Becoming mostly sunny. Highs 79 to 82 towards the coast to 83 to 87 farther inland. Light Winds becoming west 10 Mph this afternoon.

Tonight 15 Mar Orange County Inland

Partly cloudy. Patchy fog overnight. Lows 54 to 60. Light Winds becoming west to 10 Mph overnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Convention Center Temperature Statistics

March Temperature

Fullerton, Fullerton Municipal Airport (6.2 miles)

  • Lowest 3 March, 2026

    51.7 °F

  • Average March

    67.2 °F

  • Highest 12 March, 2026

    93 °F

Climate (2021–Present)

Fullerton, Fullerton Municipal Airport (6.2 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    56.9 °F

  • Average 2021–2026

    66.3 °F

  • Average High 2021–2026

    76.6 °F
Get WillyWeather+ to remove ads