Monarch Beach Weather Forecast

    • 61
    • 73

    Partly Sunny

    • 61
    • 72

    Partly Sunny

    • 62
    • 72

    Partly Sunny

    • 65
    • 75

    Mostly Sunny

    • 66
    • 77

    Mostly Sunny

    • 65
    • 75

    Partly Sunny

Today 5 Jul Orange County Coastal

Mostly cloudy with patchy fog in the morning. Becoming mostly sunny. Highs 73 to 76 at the Beaches to 80 farther inland and near higher coastal Terrain. Light Winds becoming southwest 10 Mph in the afternoon.

Tonight 5 Jul Orange County Coastal

Mostly clear in the evening. Becoming partly cloudy. Lows 58 to 62. Areas of Winds west 10 Mph in the evening becoming light.

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Monarch Beach Temperature Statistics

July Temperature

John Wayne-Orange County Airport (15.5 miles)

  • Lowest 1 July, 2025

    63 °F
  • Average July

    67 °F
  • Highest 1 July, 2025

    73.9 °F

Climate (2020–Present)

John Wayne-Orange County Airport (15.5 miles)

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  • Average Low 2020–2025

    58.7 °F
  • Average 2020–2025

    65.6 °F
  • Average High 2020–2025

    73.6 °F
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