Del Mar Beach Weather Forecast

    • 53
    • 64

    Patchy Fog

    • 53
    • 65

    Mostly Cloudy

    • 53
    • 64

    Mostly Cloudy

    • 58
    • 64

    Rain

    • 58
    • 63

    Rain

    • 55
    • 63

    Rain Showers

    • 54
    • 62

    Chance Rain Showers

Today 20 Dec San Diego County Coastal Areas

Mostly cloudy this morning. Becoming partly cloudy. Patchy fog this morning. Local visibility one quarter mile or less at Times this morning. Highs 63 to 66 near the coast to 70 inland. Light Winds.

Tonight 20 Dec San Diego County Coastal Areas

Partly cloudy this evening. Becoming mostly cloudy. Patchy fog overnight. Lows 49 to 53. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Del Mar Beach Temperature Statistics

December Temperature

San Diego, Miramar MCAS/Mitscher Field Airport (9.3 miles)

  • Lowest 5 December, 2025

    43 °F

  • Average December

    57.5 °F

  • Highest 10 December, 2025

    82 °F

Climate (2020–Present)

San Diego, Miramar MCAS/Mitscher Field Airport (9.3 miles)

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  • Average Low 2020–2025

    52.7 °F

  • Average 2020–2025

    61.7 °F

  • Average High 2020–2025

    72.1 °F
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