Mira Costa Weather Forecast

    • 63
    • 85

    Sunny

    • 63
    • 81

    Mostly Sunny

    • 63
    • 79

    Partly Sunny

    • 61
    • 76

    Rain Showers

    • 57
    • 70

    Rain Showers Likely

    • 58
    • 71

    Mostly Sunny

    • 60
    • 77

    Mostly Sunny

Today 18 Oct San Diego County Coastal Areas

Partly cloudy. Highs 74 to 77.

Tonight 18 Oct San Diego County Coastal Areas

Mostly clear. Lows 59 to 65. Areas of Winds northwest to 10 Mph this evening becoming light.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Mira Costa Temperature Statistics

October Temperature

Oceanside, Oceanside Municipal Airport (2.5 miles)

  • Lowest 14 October, 2026

    50.6 °F

  • Average October

    74.9 °F

  • Highest 3 October, 2026

    105.7 °F

Climate (2021–2026)

Oceanside, Oceanside Municipal Airport (2.5 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    53.1 °F

  • Average 2021–2026

    62.9 °F

  • Average High 2021–2026

    72.4 °F
Get WillyWeather+ to remove ads