Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Which state leads the US in tornadoes this year? See the breakdown. Chevron right
Severe storms roll from Plains to Appalachians. Click for timing. Chevron right

Castaic, CA

68°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Castaic

California

68°
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
Castaic, 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
Saturday, August 1

Day

8/1
104°Hi
RealFeel® 106°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
RealFeel Shade™ 100°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
Hot with plenty of sunshine; heat will be dangerous, minimize outdoor activity
alerts

Extreme Heat Warning

10:00 AM Friday - 8:00 PM Sunday
alerts

Air Quality Alert

4:02 PM Thursday - 8:00 PM Sunday

Max UV Index11.0 (Extreme)

AccuLumen Brightness Index™10 (Very Bright)

WindSW 8 mph

Wind Gusts23 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover0%

Morning

Afternoon

Night

8/1
68°Lo
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
A crystal-clear sky
alerts

Extreme Heat Warning

10:00 AM Friday - 8:00 PM Sunday
alerts

Air Quality Alert

4:02 PM Thursday - 8:00 PM Sunday

WindN 5 mph

Wind Gusts15 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover0%

Evening

Overnight

Sun & Moon

13 hrs 51 mins
Rise 6:05 AM
Set 7:56 PM
Waning Gibbous
Rise 9:42 PM
Set 10:02 AM

Temperature History

8/1
High
Low
Forecast
104°
68°
Average
96°
64°
Last Year
91°
62°

Further Ahead

Hourly

10-Day

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Severe Weather

Severe storms to march from Plains to Appalachians into Sunday

22 minutes ago

Weather Forecasts

Western heat dome fuels growing wildfire, flood threats

49 minutes ago

Severe Weather

2026 tornado count: Illinois way up, Texas way down

16 hours ago

Astronomy

August night sky has a rare double feature with eclipse, meteor shower

1 day ago

Severe Weather

Wisconsin EF3 tornado leaves damage as severe storms cut power

3 days ago

 More Stories

Featured Stories

Recreation

Zion warns visitors of deadly flash flood danger during monsoon season

20 hours ago

Weather News

Sleeping giant: How sperm whales stay afloat while resting

20 hours ago

Weather News

Triple-digit heat fuels wildfires in France and Spain

2 days ago

Astronomy

Buck Moon 2026: July's full moon rises around the world

2 days ago

Climate

Mexico to unveil sargassum plan as crisis worsens in Caribbean

1 day ago
World North America United States California Castaic

Weather Near Castaic:

  • 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

...

...

...