Harbor Island Weather Forecast

    • 57
    • 70

    Increasing Clouds

    • 58
    • 69

    Partly Sunny

    • 58
    • 70

    Partly Sunny

    • 59
    • 72

    Patchy Fog

    • 60
    • 73

    Patchy Fog

    • 60
    • 75

    Mostly Cloudy

Today 4 Nov San Diego County Coastal Areas

Mostly cloudy with patchy fog and drizzle this Morning, then mostly sunny this afternoon. Local visibility one quarter mile or less at Times this morning. Highs 67 to 71 near the coast to 71 to 76 inland. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 4 Nov San Diego County Coastal Areas

Partly cloudy in the evening. Becoming mostly cloudy overnight with patchy fog. Lows 52 to 56. Light Winds.

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Harbor Island Temperature Statistics

November Temperature

San Diego, San Diego International-Lindbergh Field (0.6 miles)

  • Lowest 1 November, 2025

    61 °F

  • Average November

    63.6 °F

  • Highest 2 November, 2025

    69.1 °F

Climate (2020–Present)

San Diego, San Diego International-Lindbergh Field (0.6 miles)

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  • Average Low 2020–2025

    57.8 °F

  • Average 2020–2025

    63.8 °F

  • Average High 2020–2025

    70.7 °F
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