Garden Grove Weather Forecast

    • 53
    • 76

    Increasing Clouds

    • 52
    • 72

    Increasing Clouds

    • 52
    • 70

    Mostly Cloudy

    • 52
    • 71

    Mostly Cloudy

    • 53
    • 70

    Mostly Sunny

    • 55
    • 68

    Rain Showers

    • 55
    • 65

    Rain Showers

Today 18 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. Warmer. Highs around 77 towards the coast to 79 to 82 farther inland. Areas of Winds northeast to 10 Mph this morning becoming light.

Tonight 18 Dec Orange County Inland

Partly cloudy. Patchy fog overnight. Local visibility one quarter mile or less at Times overnight. Lows 52 to 55. Light Winds.

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Garden Grove Temperature Statistics

December Temperature

Los Alamitos Army Airfield (5.6 miles)

  • Lowest 5 December, 2025

    43 °F

  • Average December

    58.1 °F

  • Highest 9 December, 2025

    77.5 °F

Climate (2020–Present)

Los Alamitos Army Airfield (5.6 miles)

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  • Average Low 2020–2025

    54.4 °F

  • Average 2020–2025

    62.7 °F

  • Average High 2020–2025

    73 °F
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