Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Heat dome to bring 90 to 100-degree temps. See when the heat will peak. Chevron right
'Extreme' fire risk grips the West amid winds, low humidity. Click for details. Chevron right

Costa Mesa, CA

72°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Costa Mesa

California

72°
No results found.
Try searching for a city, zip code or point of interest.
Get Premium+
Create Your Account Unlock extended daily and hourly forecasts — all with your free account.
Let's Go Chevron right
Have an account already? Log In
settings
Help
Costa Mesa, CA Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps
News

News & Features

Astronomy

Business

Climate

Health

Recreation

Sports

Travel
For Business

Warnings

Data Suite

Forensics

Advertising

Superior Accuracy™

Video

Winter Center
Today Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities
Sunday, June 28

Day

6/28
70°Hi
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
RealFeel Shade™ 67°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Clouds giving way to sun

Max UV Index12.0 (Extreme)

AccuLumen Brightness Index™7 (Bright)

WindS 9 mph

Wind Gusts21 mph

Probability of Precipitation4%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover42%

Morning

Afternoon

Night

6/28
64°Lo
RealFeel® 63°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Mostly cloudy

WindS 6 mph

Wind Gusts9 mph

Probability of Precipitation5%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover79%

Evening

Overnight

Sun & Moon

14 hrs 22 mins
Rise 5:44 AM
Set 8:06 PM
Waxing Gibbous
Rise 7:36 PM
Set 5:09 AM

Temperature History

6/28
High
Low
Forecast
70°
64°
Average
70°
63°
Last Year
72°
64°

Further Ahead

Hourly

10-Day

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Heat dome to bring 90-100 F temperatures to 200 million in US

4 hours ago

Hurricane

Massive Saharan dust clouds to approach Florida, Gulf this weekend

13 hours ago
Live Blog

Live: World Cup 2026 weather updates

LATEST ENTRY

Thunderstorms could threaten Philadelphia and New Jersey matches Saturday

7 hours ago

Hurricane

Building heat dome could spark tropical development near southern U.S.

11 hours ago

Weather Forecasts

'Extreme' weather could fuel erratic wildfires in western US

3 hours ago

 More Stories

Featured Stories

Weather News

Venezuela death toll rises after back-to-back earthquakes

7 hours ago

Astronomy

Skyscraper-size asteroid to safely pass Earth this Saturday

2 days ago

Travel

Small aircraft crashes into Beijing’s tallest skyscraper

1 day ago

Recreation

Snake hunters compete for $25,000 wrangling pythons in Florida

2 days ago

Weather News

Utah wildfires force evacuations as crews work in hot, windy weather

1 day ago
World North America United States California Costa Mesa

Weather Near Costa Mesa:

  • Anaheim, CA
  • Long Beach, CA
  • Los Angeles, CA
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
Company
Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us
Products & Services
For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations
Apps & Downloads
iPhone App Android App See all Apps & Downloads
Subscription Services
AccuWeather Premium AccuWeather Professional
More
AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center
© 2026 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved.
Terms of Use | Privacy Policy | Cookie Policy | About Your Privacy Do Not Sell or Share My Personal Information | Data Sources

...

...

...