Mira Costa Weather Forecast

    • 63
    • 79

    Mostly Sunny

    • 64
    • 78

    Increasing Clouds

    • 67
    • 79

    Mostly Sunny

    • 70
    • 82

    Chance Rain Showers

    • 70
    • 82

    Chance Rain Showers

    • 68
    • 82

    Partly Sunny

    • 68
    • 81

    Partly Sunny

Today 2 Sep San Diego County Coastal Areas

Mostly sunny. Highs 73 to 78 near the coast to 78 to 82 inland. Areas of Winds west to 10 Mph. Becoming 10 to 15 Mph this afternoon.

Tonight 2 Sep San Diego County Coastal Areas

Mostly clear this evening. Becoming partly cloudy. Lows 60 to 64. Areas of Winds northwest 10 Mph this evening becoming light.

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Mira Costa Temperature Statistics

September Temperature

Oceanside, Oceanside Municipal Airport (2.5 miles)

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  • Average September

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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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