Buena Park Weather Forecast

    • 51
    • 67

    Mostly Cloudy

    • 51
    • 67

    Increasing Clouds

    • 45
    • 67

    Partly Sunny

    • 46
    • 68

    Partly Sunny

    • 46
    • 70

    Partly Sunny

    • 47
    • 71

    Partly Sunny

    • 49
    • 71

    Partly Sunny

Today 22 Jan Orange County Inland

Patchy fog this morning. Cloudy with a slight chance of Showers this Morning, then mostly cloudy with a chance of Showers this afternoon. Highs 64 to 67. Light Winds. Chance of measurable precipitation 30 percent.

Tonight 22 Jan Orange County Inland

Partly cloudy. A slight chance of Showers this evening. Lows 49 to 52. Light Winds. Chance of measurable precipitation 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Buena Park Temperature Statistics

January Temperature

Fullerton, Fullerton Municipal Airport (0.6 miles)

  • Lowest 9 January, 2026

    42.1 °F

  • Average January

    62.8 °F

  • Highest 14 January, 2026

    84.9 °F

Climate (2021–Present)

Fullerton, Fullerton Municipal Airport (0.6 miles)

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  • Average Low 2021–2026

    56.9 °F

  • Average 2021–2026

    66.1 °F

  • Average High 2021–2026

    76.4 °F
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