Saint Malo Beach Weather Forecast

    • 57
    • 78

    Mostly Sunny

    • 57
    • 75

    Partly Sunny

    • 56
    • 74

    Partly Sunny

    • 56
    • 75

    Patchy Fog

    • 57
    • 76

    Partly Sunny

    • 57
    • 78

    Partly Sunny

Today 20 Mar San Diego County Coastal Areas

Mostly sunny. Highs 78 to 83 near the coast to 87 to 92 inland. Light Winds becoming west 10 Mph this afternoon.

Tonight 20 Mar San Diego County Coastal Areas

Mostly clear this evening. Becoming partly cloudy. Patchy fog overnight. Local visibility one quarter mile or less at Times overnight. Lows 55 to 61. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Saint Malo Beach Temperature Statistics

March Temperature

Oceanside, Oceanside Municipal Airport (3.1 miles)

  • Lowest 6 March, 2026

    43 °F

  • Average March

    62.8 °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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