South Oceanside Beach Weather Forecast

    • 55
    • 66

    Partly Sunny

    • 57
    • 69

    Mostly Sunny

    • 59
    • 72

    Mostly Sunny

    • 59
    • 72

    Mostly Sunny

    • 59
    • 72

    Mostly Sunny

    • 59
    • 72

    Mostly Sunny

Today 15 Mar San Diego County Coastal Areas

Patchy fog this morning. Partly cloudy. Highs 70 to 75 near the coast to 77 to 82 inland. Light Winds becoming west 10 Mph this afternoon.

Tonight 15 Mar San Diego County Coastal Areas

Partly cloudy. Patchy fog. Lows 50 to 55. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

South Oceanside Beach Temperature Statistics

March Temperature

Oceanside, Oceanside Municipal Airport (3.1 miles)

  • Lowest 6 March, 2026

    43 °F

  • Average March

    63.6 °F

  • Highest 8 March, 2026

    88 °F

Climate (2021–Present)

Oceanside, Oceanside Municipal Airport (3.1 miles)

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  • Average Low 2021–2026

    52.8 °F

  • Average 2021–2026

    62.4 °F

  • Average High 2021–2026

    71.9 °F
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