Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Record-shattering March scorcher to bring summerlike heat to Southwest. See how hot it will get. Chevron right
March megastorm: Blizzard, dangerous winds. Get the forecast. Chevron right

Pico - Union, CA

76°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Pico - Union

California

76°
No results found.
Try searching for a city, zip code or point of interest.
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
Pico - Union, CA Weather
Today WinterCast Local {stormName} Tracker Hourly Daily 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 Daily Radar MinuteCast® Monthly Air Quality Health & Activities
2
Extreme Heat Warning

Today's Weather

Mon, Mar 16

Areas of low clouds and fog early, then sunny and very warm; start of an extended heat wave; seek time in the shade and stay hydrated Hi: 84°

Tonight: Mainly clear Lo: 63°

Current Weather

6:37 PM

76°F
RealFeel® 74°
Sunny More Details
RealFeel Shade™ 74°
Wind WSW 3 mph
Wind Gusts 6 mph
Air Quality Poor

Looking Ahead

A heat wave from tomorrow into Thursday

Pico - Union Weather Radar

Pico - Union Weather Radar
Static Radar Temporarily Unavailable
Thank you for your patience as we work to get everything up and running again.
Refresh Page
Clouds
Temperature

Hourly Weather

7 PM 77°
rain drop 0%
8 PM 73°
rain drop 0%
9 PM 70°
rain drop 0%
10 PM 66°
rain drop 0%
11 PM 68°
rain drop 0%
12 AM 67°
rain drop 0%
1 AM 67°
rain drop 0%
2 AM 66°
rain drop 0%
3 AM 66°
rain drop 0%
4 AM 65°
rain drop 0%
5 AM 65°
rain drop 0%
6 AM 63°
rain drop 0%

10-Day Weather Forecast

Today

3/16

84° 63°

Some fog, then sun and warm

Night: Mainly clear
0%

Tue

3/17

92° 64°

Hot

Mostly clear
0%

Wed

3/18

95° 60°

Record-breaking heat

Clear
0%

Thu

3/19

94° 62°

Hot

Clear
1%

Fri

3/20

89° 59°

Very warm

Clear
2%

Sat

3/21

88° 61°

Very warm

Partly cloudy
5%

Sun

3/22

83° 61°

Partly sunny and warm

Partly cloudy
7%

Mon

3/23

75° 60°

Mostly sunny

Partly cloudy
0%

Tue

3/24

74° 57°

Mostly sunny

Clear
0%

Wed

3/25

78° 58°

Sunshine

Partly cloudy
0%

Sun & Moon

11 hrs 59 mins
Rise 7:03 AM
Set 7:02 PM
Waning Crescent
Rise 5:46 AM
Set 4:51 PM

Air Quality

See More
Air Quality Poor

The air has reached a high level of pollution and is unhealthy for sensitive groups. Reduce time spent outside if you are feeling symptoms such as difficulty breathing or throat irritation.

Allergy Outlook

See All
Tree Pollen High Data is not supported in this location Ragweed Pollen Low Data is not supported in this location Mold Low Data is not supported in this location Grass Pollen Low Data is not supported in this location Dust & Dander High Data is not supported in this location

Top Stories

Weather News

March megastorm slams U.S. with blizzard, tornado threat: See updates

5 hours ago

Weather Forecasts

Hawaii Kona storm sweeps state with 135-mph winds, 44 inches of rain

8 hours ago

Winter Weather

Strengthening March Megastorm to unleash powerful winds, blizzard

6 hours ago

Severe Weather

High risk for severe weather to erupt in the eastern US

5 hours ago

Severe Weather

Severe weather wallops central, eastern US forcing school closures

7 hours ago

 More Stories

Featured Stories

Weather News

Lightning strikes gas meter, sparking fire next to burn ban sign

3 days ago

Winter Weather

Nine states had their warmest winter ever recorded

5 days ago

Weather News

'Doomsday fish' rescued after washing ashore in Mexico

4 days ago

Recreation

'Quicksand alert' issued at National Park Service site

5 days ago

Severe Weather

Why nighttime tornadoes are 2.5 times more deadly

6 days ago
World North America United States California Pico - Union

Weather Near Pico - Union:

  • 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

...

...

...