San Juan Capistrano Weather Forecast

    • 57
    • 75

    Decreasing Clouds

    • 58
    • 77

    Mostly Sunny

    • 59
    • 79

    Partly Sunny

    • 59
    • 82

    Partly Sunny

    • 58
    • 81

    Partly Sunny

    • 56
    • 75

    Mostly Cloudy

Today 25 Mar Orange County Coastal

Partly cloudy with patchy fog in the morning. Becoming mostly sunny. Highs 70 to 75 at the Beaches to 75 to 80 farther inland and near higher coastal Terrain. Light Winds becoming west 10 Mph in the afternoon.

Tonight 25 Mar Orange County Coastal

Mostly clear in the evening. Becoming partly cloudy overnight with patchy fog. Lows around 56. Areas of Winds west 10 Mph in the evening becoming light.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Juan Capistrano Temperature Statistics

March Temperature

John Wayne-Orange County Airport (16.8 miles)

  • Lowest 6 March, 2026

    52 °F

  • Average March

    69.2 °F

  • Highest 17 March, 2026

    95.6 °F

Climate (2021–Present)

John Wayne-Orange County Airport (16.8 miles)

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  • Average Low 2021–2026

    58.9 °F

  • Average 2021–2026

    65.9 °F

  • Average High 2021–2026

    73.7 °F
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