0

Hourly Weather Forecast - Costa Mesa, CA

  • Temperature
    65°F
    Precipitation
    0%
    Wind
    2mph
    ENE
    Arrow up

    Mostly Sunny

    Humidity
    66%
    Feels like
    65°F
    Dew Point
    54°F

  • Mostly Sunny

    Humidity
    57%
    Feels like
    70°F
    Dew Point
    54°F

  • Sunny

    Humidity
    52%
    Feels like
    73°F
    Dew Point
    54°F

  • Sunny

    Humidity
    47%
    Feels like
    76°F
    Dew Point
    54°F

  • Sunny

    Humidity
    44%
    Feels like
    77°F
    Dew Point
    53°F

  • Mostly Sunny

    Humidity
    42%
    Feels like
    78°F
    Dew Point
    53°F

  • Partly Cloudy

    Humidity
    41%
    Feels like
    78°F
    Dew Point
    52°F

  • Partly Cloudy

    Humidity
    42%
    Feels like
    77°F
    Dew Point
    52°F

  • Partly Cloudy

    Humidity
    47%
    Feels like
    75°F
    Dew Point
    53°F

  • Mostly Sunny

    Humidity
    50%
    Feels like
    73°F
    Dew Point
    53°F

  • Mostly Clear

    Humidity
    54%
    Feels like
    71°F
    Dew Point
    54°F

  • Partly Cloudy

    Humidity
    59%
    Feels like
    69°F
    Dew Point
    54°F

  • Mostly Clear

    Humidity
    64%
    Feels like
    67°F
    Dew Point
    55°F

  • Mostly Clear

    Humidity
    69%
    Feels like
    66°F
    Dew Point
    55°F

  • Mostly Clear

    Humidity
    74%
    Feels like
    64°F
    Dew Point
    56°F

  • Mostly Clear

    Humidity
    77%
    Feels like
    63°F
    Dew Point
    56°F

Top Stories

Right Arrow
Snow and Ice Accumulations through Tuesday AM

Wintry Disturbance Bisects U.S. Mid-Latitudes

A wintry disturbance will bring icing and light snow from the central Plains today through the Northeast on Tuesday.

Read More
Today's Weather Outlook

Today's Weather Outlook

Read More
Weekly Drought Map for February 26, 2026

Widespread Drought Degradation For South, Southeast; Mixed Results Elsewhere

Read More
Debris flies through the air as howling winds accompanied by a line of storms approach the old Tarrant County Courthouse in downtown Fort Worth, Texas, on March 2, 2023. (Tom Fox/The Dallas Morning News via AP)

Lightning Season Rapidly Approaching: Best Safety Practices

Read More
Rocky Mountain National Park at day in December. (NPS Natural Resources/Wikimedia Commons)

Snowmelt and Flooding

Read More
U.S. Route 52 near St. Donatus between Bellevue and Dubuque, Iowa. (Tony Webster from Portland, Oregon)

Winter Weather Driving Safety Tips

Read More
More NewsRight Arrow
loading ad...
Today's National Outlook
Hurricane Tracker
Allergy Forecast
Cold & Flu
Fire Updates
Traffic Cameras
Weather Cameras
Traffic Cameras
Weather Cameras
Outdoor Sports Guide