Leucadia State Beach Weather Forecast

    • 69
    • 78

    Chance Thunderstorms

    • 65
    • 75

    Slight Chance Thunderstorms

    • 65
    • 74

    Mostly Cloudy

    • 65
    • 75

    Slight Chance Rain Showers

    • 66
    • 76

    Slight Chance Rain Showers

    • 66
    • 75

    Patchy Fog

Today 18 Sep San Diego County Coastal Areas

Partly cloudy with a chance of Showers. A slight chance of Thunderstorms this Morning, then a chance of Thunderstorms this afternoon. Highs 76 to 81 near the coast to 82 to 85 inland. Areas of Winds west to 10 Mph. Chance of measurable precipitation 50 percent.

Tonight 18 Sep San Diego County Coastal Areas

Partly cloudy with a slight chance of Showers and Thunderstorms in the Evening, then mostly cloudy overnight. Lows 66 to 69. Areas of Winds west 10 Mph in the evening becoming light. Chance of measurable precipitation 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Leucadia State Beach Temperature Statistics

September Temperature

Carlsbad, McClellan-Palomar Airport (4.3 miles)

  • Lowest 6 September, 2025

    64 °F

  • Average September

    69.9 °F

  • Highest 7 September, 2025

    79 °F

Climate (2020–Present)

Carlsbad, McClellan-Palomar Airport (4.3 miles)

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  • Average Low 2020–2025

    56.6 °F

  • Average 2020–2025

    62.5 °F

  • Average High 2020–2025

    68.9 °F
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