Convention Center Weather Forecast

    • 49
    • 73

    Partly Sunny

    • 51
    • 70

    Partly Sunny

    • 48
    • 68

    Mostly Sunny

    • 47
    • 73

    Mostly Sunny

    • 49
    • 72

    Mostly Sunny

    • 50
    • 68

    Mostly Sunny

Today 1 Dec Orange County Inland

Partly cloudy this morning. Becoming mostly sunny. Highs 70 to 73. Areas of Winds north 10 to 20 Mph with Gusts to 35 Mph becoming east with Gusts to 30 Mph this afternoon.

Tonight 1 Dec Orange County Inland

Partly cloudy. Patchy fog overnight. Lows 45 to 50. Areas of Winds south 10 to 20 Mph with Gusts to 30 Mph in the evening becoming light.

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Convention Center Temperature Statistics

December Temperature

Fullerton, Fullerton Municipal Airport (6.2 miles)

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Climate (2020–Present)

Fullerton, Fullerton Municipal Airport (6.2 miles)

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  • Average Low 2020–2025

    56.7 °F

  • Average 2020–2025

    66 °F

  • Average High 2020–2025

    76.5 °F
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