San Joaquin Reservoir Weather Forecast

    • 55
    • 71

    Partly Sunny

    • 56
    • 71

    Partly Sunny

    • 57
    • 73

    Partly Sunny

    • 58
    • 76

    Patchy Fog

    • 56
    • 72

    Patchy Fog

    • 55
    • 71

    Patchy Fog

Today 24 Feb Orange County Coastal

Partly cloudy. Highs 69 to 72 at the Beaches to 74 to 77 farther inland and near higher coastal Terrain. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 24 Feb Orange County Coastal

Partly cloudy. Patchy fog overnight. Lows 52 to 55. Light Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

San Joaquin Reservoir Temperature Statistics

February Temperature

John Wayne-Orange County Airport (4.3 miles)

  • Lowest 20 February, 2026

    43.6 °F

  • Average February

    61 °F

  • Highest 4 February, 2026

    89.7 °F

Climate (2021–Present)

John Wayne-Orange County Airport (4.3 miles)

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  • Average Low 2021–2026

    58.8 °F

  • Average 2021–2026

    65.7 °F

  • Average High 2021–2026

    73.5 °F
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