Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Polar air to bring October-like chill to 250 million in central, eastern US. Get the forecast Chevron right
Peak hurricane season is almost here, but where are the storms? Get answers here Chevron right

Simi Valley, CA

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

Simi Valley

California

68°
No results found.
Try searching for a city, zip code or point of interest.
settings
Simi Valley, 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
Monday, September 1

Current Weather

2:27 AM

68°F
Clear
RealFeel® 67°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
RealFeel®
67°
Wind
NE 2 mph
Wind Gusts
2 mph
Humidity
57%
Indoor Humidity
57% (Ideal Humidity)
Dew Point
52° F
Pressure
↔ 29.95 in
Cloud Cover
0%
Visibility
21 mi
Cloud Ceiling
40000 ft

Day

9/1
98°Hi
RealFeel® 101°
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™ 95°
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
Warm with plenty of sunshine
alerts

Heat Advisory

10:00 AM Monday - 6:00 PM Tuesday

Max UV Index8.0 (Very High)

AccuLumen Brightness Index™10 (Very Bright)

WindWSW 7 mph

Wind Gusts21 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover0%

Morning

Afternoon

Night

9/1
71°Lo
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Clear
alerts

Heat Advisory

10:00 AM Monday - 6:00 PM Tuesday

WindN 4 mph

Wind Gusts13 mph

Probability of Precipitation1%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover8%

Evening

Overnight

Sun & Moon

12 hrs 53 mins
Rise 6:28 AM
Set 7:21 PM
Waxing Gibbous
Rise 3:30 PM
Set 12:55 AM

Temperature History

9/1
High
Low
Forecast
98°
71°
Average
91°
59°
Last Year
90°
60°

Further Ahead

Hourly

Daily

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

U.S. Labor Day: Who's hot, who's cool and who's getting rained on?

58 minutes ago

Weather Forecasts

Polar air to bring October-like chill to 250 million in U.S.

58 minutes ago

Astronomy

Northern lights could glow over more than a dozen states Monday night

20 hours ago

Hurricane

Hurricane Katrina by the Numbers, 20 years later

2 days ago

Hurricane

Labor Day is here. Where are the hurricanes?

13 minutes ago

 More Stories

Featured Stories

Astronomy

2 more celestial sights to see before autumn's arrival

2 days ago

Travel

Gas hasn’t been this cheap on Labor Day since 2020

2 days ago

Weather News

Why meteorological, astronomical fall start on different dates

2 days ago
Live Blog

Clearing the air: Leaves are falling but it's not autumn yet

LATEST ENTRY

Why are there so many leaves falling? Is this an early autumn?

4 days ago

Weather News

Turtle with unique peanut-shaped shell turns 41 in Missouri

3 days ago
World North America United States California Simi Valley

Weather Near Simi Valley:

  • 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 RealFeel® and RealFeel Shade™ 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 RealFeel® and RealFeel Shade™ 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
© 2025 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

...

...

...