Oceanside Pier Weather Forecast

    • 74
    • 81

    Mostly Sunny

    • 72
    • 78

    Partly Sunny

    • 70
    • 75

    Partly Sunny

    • 68
    • 74

    Partly Sunny

    • 67
    • 73

    Mostly Sunny

    • 67
    • 73

    Partly Sunny

Today 9 Sep San Diego County Coastal Areas

Mostly sunny. Highs 84 to 89 near the coast to 93 to 97 inland. Areas of Winds west to 10 Mph.

Tonight 9 Sep San Diego County Coastal Areas

Mostly clear in the evening. Becoming partly cloudy. Lows 71 to 74. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Oceanside Pier Temperature Statistics

September Temperature

Oceanside, Oceanside Municipal Airport (2.5 miles)

  • Lowest 3 September, 2026

    56.6 °F

  • Average September

    70.4 °F

  • Highest 6 September, 2026

    87.1 °F

Climate (2021–2026)

Oceanside, Oceanside Municipal Airport (2.5 miles)

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  • Average Low 2021–2026

    53 °F

  • Average 2021–2026

    62.7 °F

  • Average High 2021–2026

    72.3 °F
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