Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Warming atmosphere fueling heavier U.S. rainfall and rising flood risk. Get the details Chevron right
Gabrielle may become next hurricane as Atlantic heats up. Get the latest. Chevron right

Simi, CA

74°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Simi

California

74°
No results found.
Try searching for a city, zip code or point of interest.
settings
Simi, 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
Sunday, September 21

Current Weather

12:03 PM

74°F
Sunny
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
RealFeel Shade™ 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
RealFeel®
82°
RealFeel Shade™
73°
Max UV Index
4.8 (Moderate)
Wind
S 2 mph
Wind Gusts
5 mph
Humidity
64%
Indoor Humidity
64% (Slightly Humid)
Dew Point
61° F
Pressure
↔ 29.94 in
Cloud Cover
5%
Visibility
19 mi
Cloud Ceiling
40000 ft

Day

9/21
93°Hi
RealFeel® 94°
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
RealFeel Shade™ 90°
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
Sunny to partly cloudy and very warm

Max UV Index5.0 (Moderate)

AccuLumen Brightness Index™9 (Very Bright)

WindWNW 7 mph

Wind Gusts23 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover16%

Morning

Afternoon

Night

9/21
51°Lo
RealFeel® 53°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
Clear

WindNNW 2 mph

Wind Gusts13 mph

Probability of Precipitation0%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover0%

Evening

Overnight

Sun & Moon

12 hrs 12 mins
Rise 6:58 AM
Set 7:10 PM
New Moon
Rise 6:50 AM
Set 7:06 PM

Temperature History

9/21
High
Low
Forecast
93°
51°
Average
84°
52°
Last Year
85°
52°

Further Ahead

Hourly

Daily

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather News

AccuWeather study: Flood risk rising as US storms grow more intense

2 days ago

Weather News

Mudslides damage homes, bury roads and cars in Southern California

2 days ago

Hurricane

Gabrielle may become hurricane, 2 more areas being watched

1 hour ago

Severe Weather

Central and eastern US to see much-needed rain, but also severe storms

3 hours ago

Weather Forecasts

New storm eyes West for late September, bringing another round of rain

7 hours ago

 More Stories

Featured Stories

Climate

The ‘blob’ is back — and it stretches across the entire North Pacific

2 days ago

Astronomy

Saturn to glow brighter than usual this weekend as it reaches oppositi...

2 days ago
Live Blog

Does this radar loop show insects or birds?

LATEST ENTRY

Expert debunks claim about weird weather radar

5 days ago

Health

The US is tracking 14 potential rabies outbreaks in 20 states.

2 days ago

Weather News

Mount St. Helens stirring up leftover ash 45 years after ‘the big one’

4 days ago
World North America United States California Simi

Weather Near Simi:

  • Oakland, CA
  • San Francisco, CA
  • San Jose, 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

...

...

...