Cottonwood Creek Park Weather Forecast

    • 66
    • 74

    Partly Sunny

    • 69
    • 74

    Increasing Clouds

    • 68
    • 75

    Partly Sunny

    • 70
    • 77

    Partly Sunny

    • 72
    • 79

    Mostly Sunny

    • 73
    • 82

    Mostly Sunny

    • 75
    • 83

    Mostly Sunny

Today 28 Sep San Diego County Coastal Areas

Mostly sunny. Highs 86 to 91 near the coast to 95 to 98 inland.

Tonight 28 Sep San Diego County Coastal Areas

Mostly clear this evening. Becoming partly cloudy. Patchy fog overnight. Cooler. Lows 58 to 64. Areas of Winds west to 10 Mph this evening becoming light.

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Cottonwood Creek Park Temperature Statistics

September Temperature

Carlsbad, McClellan-Palomar Airport (5 miles)

  • Lowest 3 September, 2026

    62.7 °F

  • Average September

    74.5 °F

  • Highest 7 September, 2026

    99.6 °F

Climate (2021–2026)

Carlsbad, McClellan-Palomar Airport (5 miles)

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  • Average Low 2021–2026

    57.2 °F

  • Average 2021–2026

    63.2 °F

  • Average High 2021–2026

    69.5 °F
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