East Side Capistrano Weather Forecast

    • 66
    • 80

    Increasing Clouds

    • 67
    • 80

    Partly Sunny

    • 68
    • 81

    Partly Sunny

    • 69
    • 81

    Partly Sunny

    • 69
    • 81

    Partly Sunny

    • 69
    • 81

    Partly Sunny

Today 17 Aug San Diego County Coastal Areas

Partly cloudy this morning. Becoming mostly sunny. Highs 75 to 80 near the coast to 81 to 85 inland. Areas of Winds northwest to 10 Mph becoming west this afternoon.

Tonight 17 Aug San Diego County Coastal Areas

Partly cloudy. Patchy fog overnight. Lows 63 to 68. Areas of Winds northwest to 10 Mph in the evening becoming light.

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  • Temperature Real-Time

East Side Capistrano Temperature Statistics

August Temperature

Oceanside, Oceanside Municipal Airport (1.2 miles)

  • Lowest 5 August, 2026

    62.7 °F

  • Average August

    73.9 °F

  • Highest 7 August, 2026

    83.6 °F

Climate (2021–2026)

Oceanside, Oceanside Municipal Airport (1.2 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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