Rancho Santa Fe Weather Forecast

    • 48
    • 67

    Sunny

    • 48
    • 68

    Mostly Sunny

    • 49
    • 70

    Mostly Sunny

    • 54
    • 73

    Mostly Sunny

    • 53
    • 77

    Mostly Sunny

    • 53
    • 74

    Mostly Sunny

    • 53
    • 73

    Mostly Sunny

Today 5 Dec San Diego County Coastal Areas

Sunny. Highs 67 to 72. Light Winds becoming west 10 Mph this afternoon.

Tonight 5 Dec San Diego County Coastal Areas

Mostly clear. Lows 46 to 51. Light Winds.

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Rancho Santa Fe Temperature Statistics

December Temperature

Carlsbad, McClellan-Palomar Airport (8.7 miles)

  • Lowest 2 December, 2025

    48 °F

  • Average December

    57.5 °F

  • Highest 3 December, 2025

    64 °F

Climate (2020–Present)

Carlsbad, McClellan-Palomar Airport (8.7 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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