Cerro De Las Posas Park Weather Forecast

    • 53
    • 77

    Mostly Sunny

    • 53
    • 75

    Mostly Sunny

    • 54
    • 74

    Mostly Cloudy

    • 53
    • 74

    Partly Sunny

    • 54
    • 77

    Mostly Sunny

    • 53
    • 75

    Mostly Sunny

    • 53
    • 72

    Partly Sunny

Today 11 Dec San Diego County Inland Valleys

Sunny. Highs 80 to 85. Areas of Winds east to 10 Mph becoming west 10 Mph this afternoon.

Tonight 11 Dec San Diego County Inland Valleys

Mostly clear. Lows 47 to 55 in wind Sheltered Areas to 51 to 58 in warmer Locations. Light Winds.

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Cerro De Las Posas Park Temperature Statistics

December Temperature

Carlsbad, McClellan-Palomar Airport (5 miles)

  • Lowest 2 December, 2025

    48 °F

  • Average December

    58.6 °F

  • Highest 9 December, 2025

    80.1 °F

Climate (2020–Present)

Carlsbad, McClellan-Palomar Airport (5 miles)

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  • Average Low 2020–2025

    56.6 °F

  • Average 2020–2025

    62.4 °F

  • Average High 2020–2025

    68.7 °F
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