La Jolla Weather Forecast

    • 69
    • 71

    Increasing Clouds

    • 70
    • 72

    Rain Showers Likely

    • 69
    • 72

    Rain Showers Likely

    • 68
    • 70

    Slight Chance Thunderstorms

    • 69
    • 70

    Mostly Cloudy

    • 70
    • 72

    Mostly Cloudy

    • 69
    • 72

    Mostly Cloudy

Today 16 Sep San Diego County Coastal Areas

Partly cloudy with patchy fog this morning. Becoming mostly sunny. Highs 77 to 82 near the coast to 85 to 90 inland. Areas of Winds west to 10 Mph. Becoming 10 to 15 Mph with Gusts to 25 Mph this afternoon.

Tonight 16 Sep San Diego County Coastal Areas

Partly cloudy this evening. Becoming mostly cloudy. Lows 65 to 69. Areas of Winds west 10 Mph this evening becoming light.

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La Jolla Temperature Statistics

September Temperature

San Diego, Miramar MCAS/Mitscher Field Airport (7.5 miles)

  • Lowest 9 September, 2025

    60.1 °F

  • Average September

    70.9 °F

  • Highest 7 September, 2025

    89.1 °F

Climate (2020–Present)

San Diego, Miramar MCAS/Mitscher Field Airport (7.5 miles)

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  • Average Low 2020–2025

    52.6 °F

  • Average 2020–2025

    61.7 °F

  • Average High 2020–2025

    72.3 °F
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