Oceanside Marina Weather Forecast

    • 71
    • 81

    Increasing Clouds

    • 69
    • 78

    Partly Sunny

    • 67
    • 77

    Partly Sunny

    • 66
    • 77

    Partly Sunny

    • 68
    • 77

    Mostly Cloudy

    • 68
    • 79

    Mostly Cloudy

Today 29 Aug San Diego County Coastal Areas

Partly cloudy this morning. Becoming mostly sunny. Highs 81 to 86 near the coast to 89 to 94 inland. Areas of Winds west to 10 Mph.

Tonight 29 Aug San Diego County Coastal Areas

Mostly clear this evening. Becoming partly cloudy. Lows 66 to 71. Areas of Winds west to 10 Mph this evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Oceanside Marina Temperature Statistics

August Temperature

Oceanside, Oceanside Municipal Airport (2.5 miles)

  • Lowest 5 August, 2026

    62.7 °F

  • Average August

    74.2 °F

  • Highest 26 August, 2026

    89.1 °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

    72.2 °F
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