Seal Beach Weather Forecast

    • 60
    • 70

    Increasing Clouds

    • 60
    • 69

    Partly Sunny

    • 60
    • 67

    Patchy Fog

    • 60
    • 66

    Patchy Fog

    • 61
    • 67

    Patchy Fog

    • 61
    • 67

    Patchy Fog

Today 21 May Orange County Coastal

Partly cloudy with patchy fog this morning. Becoming mostly sunny. Highs 74 to 78 at the Beaches to 82 to 87 farther inland and near higher coastal Terrain. Light Winds becoming southwest 10 Mph this afternoon.

Tonight 21 May Orange County Coastal

Mostly clear in the evening. Becoming partly cloudy overnight with patchy fog. Lows 56 to 60. Areas of Winds southwest 10 Mph in the evening becoming light.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Seal Beach Temperature Statistics

May Temperature

Los Alamitos Army Airfield (5 miles)

  • Lowest 14 May, 2025

    54 °F

  • Average May

    63.7 °F

  • Highest 10 May, 2025

    93.7 °F

Climate (2020–Present)

Los Alamitos Army Airfield (5 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    54.4 °F

  • Average 2020–2025

    62.9 °F

  • Average High 2020–2025

    73.3 °F
Get WillyWeather+ to remove ads