East Side Capistrano Weather Forecast

    • 54
    • 78

    Increasing Clouds

    • 53
    • 77

    Patchy Fog

    • 55
    • 78

    Partly Sunny

    • 55
    • 73

    Patchy Fog

    • 54
    • 70

    Patchy Fog

    • 55
    • 72

    Patchy Fog

Today 18 Oct San Diego County Coastal Areas

Mostly sunny. Highs 72 to 77 near the coast to 79 to 83 inland. Light Winds becoming west 10 Mph in the afternoon.

Tonight 18 Oct San Diego County Coastal Areas

Partly cloudy. Patchy fog overnight. Lows 56 to 59. Light Winds.

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East Side Capistrano Temperature Statistics

October Temperature

Oceanside, Oceanside Municipal Airport (1.2 miles)

  • Lowest 15 October, 2025

    51.1 °F

  • Average October

    64.1 °F

  • Highest 2 October, 2025

    75.9 °F

Climate (2020–Present)

Oceanside, Oceanside Municipal Airport (1.2 miles)

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  • Average Low 2020–2025

    52.7 °F

  • Average 2020–2025

    62.3 °F

  • Average High 2020–2025

    71.7 °F
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