Anaheim Weather Forecast

    • 52
    • 76

    Partly Sunny

    • 53
    • 76

    Patchy Fog

    • 53
    • 77

    Mostly Sunny

    • 54
    • 80

    Mostly Sunny

    • 53
    • 78

    Partly Sunny

    • 53
    • 73

    Partly Sunny

Today 12 Dec Orange County Inland

Partly cloudy with patchy fog this morning. Becoming mostly sunny. Local visibility one quarter mile or less at Times this morning. Highs 72 to 75 towards the coast to 76 to 79 farther inland. Light Winds.

Tonight 12 Dec Orange County Inland

Partly cloudy. Patchy fog overnight. Lows 51 to 54. Light Winds.

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Anaheim Temperature Statistics

December Temperature

Fullerton, Fullerton Municipal Airport (4.3 miles)

  • Lowest 5 December, 2025

    45 °F

  • Average December

    62.7 °F

  • Highest 10 December, 2025

    84.9 °F

Climate (2020–Present)

Fullerton, Fullerton Municipal Airport (4.3 miles)

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  • Average Low 2020–2025

    56.8 °F

  • Average 2020–2025

    66.1 °F

  • Average High 2020–2025

    76.5 °F
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