San Joaquin Reservoir Weather Forecast

    • 57
    • 70

    Increasing Clouds

    • 56
    • 70

    Mostly Cloudy

    • 55
    • 66

    Mostly Cloudy

    • 53
    • 66

    Partly Sunny

    • 54
    • 67

    Mostly Sunny

    • 56
    • 69

    Mostly Sunny

Today 1 May Orange County Coastal

Partly cloudy in the morning. Becoming mostly sunny. Highs around 70 at the Beaches to 71 to 76 farther inland and near higher coastal Terrain. Light Winds becoming southwest 10 Mph in the afternoon.

Tonight 1 May Orange County Coastal

Mostly clear in the evening. Becoming partly cloudy. Lows 54 to 58. Areas of Winds southwest to 10 Mph in the evening becoming light.

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San Joaquin Reservoir Temperature Statistics

May Temperature

John Wayne-Orange County Airport (4.3 miles)

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Climate (2021–Present)

John Wayne-Orange County Airport (4.3 miles)

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  • Average Low 2021–2026

    59 °F

  • Average 2021–2026

    66 °F

  • Average High 2021–2026

    73.7 °F
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