Santa Margarita River Mouth Weather Forecast

    • 57
    • 66

    Mostly Cloudy

    • 55
    • 65

    Mostly Cloudy

    • 53
    • 63

    Mostly Cloudy

    • 53
    • 63

    Partly Sunny

    • 55
    • 65

    Mostly Sunny

    • 57
    • 69

    Mostly Sunny

Today 2 May San Diego County Coastal Areas

Mostly cloudy in the morning. Becoming partly cloudy. Highs 67 to 72 near the coast to 72 to 76 inland. Light Winds becoming west 10 Mph in the afternoon.

Tonight 2 May San Diego County Coastal Areas

Partly cloudy in the evening. Becoming cloudy. Lows 54 to 59. Areas of Winds west to 10 Mph in the evening becoming light.

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Santa Margarita River Mouth Temperature Statistics

May Temperature

Oceanside, Oceanside Municipal Airport (3.7 miles)

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  • Average May

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Climate (2021–Present)

Oceanside, Oceanside Municipal Airport (3.7 miles)

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  • Average Low 2021–2026

    52.9 °F

  • Average 2021–2026

    62.5 °F

  • Average High 2021–2026

    72.1 °F
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