Rossmoor Weather Forecast

    • 45
    • 64

    Partly Sunny

    • 48
    • 65

    Mostly Cloudy

    • 48
    • 67

    Patchy Fog

    • 49
    • 68

    Mostly Cloudy

    • 51
    • 64

    Rain Likely

    • 48
    • 61

    Chance Rain

    • 45
    • 62

    Slight Chance Rain

Today 31 Jan Orange County Inland

Partly cloudy. Highs around 65. Light Winds becoming west 10 Mph this afternoon.

Tonight 31 Jan Orange County Inland

Partly cloudy. Lows 45 to 48. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rossmoor Temperature Statistics

January Temperature

Los Alamitos Army Airfield (2.5 miles)

  • Lowest 15 January, 2025

    37.6 °F

  • Average January

    56.1 °F

  • Highest 23 January, 2025

    82.6 °F

Climate (2020–Present)

Los Alamitos Army Airfield (2.5 miles)

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  • Average Low 2020–2025

    54.3 °F

  • Average 2020–2025

    62.9 °F

  • Average High 2020–2025

    73.3 °F
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