San Diego Botanic Garden Weather Forecast

    • 64
    • 75

    Partly Sunny

    • 70
    • 78

    Chance Rain Showers

    • 70
    • 79

    Chance Rain Showers

    • 69
    • 79

    Partly Sunny

    • 69
    • 79

    Partly Sunny

    • 69
    • 79

    Partly Sunny

Today 4 Sep San Diego County Coastal Areas

Mostly sunny. Highs 73 to 77 near the coast to 80 inland. Areas of Winds east to 10 Mph becoming west 10 Mph this afternoon.

Tonight 4 Sep San Diego County Coastal Areas

Partly cloudy. Lows 61 to 66. Areas of Winds west to 10 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Diego Botanic Garden Temperature Statistics

September Temperature

Carlsbad, McClellan-Palomar Airport (5 miles)

  • Lowest 2 September, 2026

    64 °F

  • Average September

    70.7 °F

  • Highest 1 September, 2026

    77.6 °F

Climate (2021–2026)

Carlsbad, McClellan-Palomar Airport (5 miles)

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  • Average Low 2021–2026

    57.1 °F

  • Average 2021–2026

    63.1 °F

  • Average High 2021–2026

    69.4 °F
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