Mission Bay - Sea World San Diego Weather Forecast

    • 57
    • 62

    Mostly Cloudy

    • 60
    • 62

    Rain

    • 59
    • 63

    Rain

    • 56
    • 61

    Rain Showers

    • 52
    • 60

    Rain Showers Likely

    • 50
    • 59

    Chance Rain Showers

Today 22 Dec San Diego County Coastal Areas

Mostly cloudy with patchy fog in the morning. Becoming partly cloudy. Highs 63 to 67 near the coast to 70 inland. Light Winds.

Tonight 22 Dec San Diego County Coastal Areas

Mostly cloudy. Patchy fog overnight. Lows 50 to 55. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mission Bay - Sea World San Diego Temperature Statistics

December Temperature

San Diego, San Diego International-Lindbergh Field (3.1 miles)

  • Lowest 5 December, 2025

    46 °F

  • Average December

    59.1 °F

  • Highest 10 December, 2025

    80.1 °F

Climate (2020–Present)

San Diego, San Diego International-Lindbergh Field (3.1 miles)

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  • Average Low 2020–2025

    57.9 °F

  • Average 2020–2025

    63.8 °F

  • Average High 2020–2025

    70.6 °F
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