Rancho Del Oro Weather Forecast

    • 50
    • 70

    Increasing Clouds

    • 54
    • 73

    Mostly Sunny

    • 54
    • 79

    Mostly Sunny

    • 53
    • 75

    Mostly Sunny

    • 54
    • 74

    Mostly Sunny

    • 53
    • 74

    Mostly Sunny

Today 7 Dec San Diego County Coastal Areas

Mostly sunny. Highs 65 to 69 near the coast to 70 to 73 inland. Light Winds becoming west 10 Mph this afternoon.

Tonight 7 Dec San Diego County Coastal Areas

Patchy fog in the evening. Partly cloudy. Local visibility one quarter mile or less at Times in the evening. Lows 49 to 52. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rancho Del Oro Temperature Statistics

December Temperature

Oceanside, Oceanside Municipal Airport (2.5 miles)

  • Lowest 2 December, 2025

    41 °F

  • Average December

    58.2 °F

  • Highest 4 December, 2025

    71.1 °F

Climate (2020–Present)

Oceanside, Oceanside Municipal Airport (2.5 miles)

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  • Average Low 2020–2025

    52.7 °F

  • Average 2020–2025

    62.3 °F

  • Average High 2020–2025

    71.6 °F
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