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

Winchester, CA

90°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Winchester

California

90°
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
Winchester, 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

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

Chevron right

4 PM

93°
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
rain drop 0%
Chevron down
Partly sunny
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

RealFeel Shade™90°

WindNNW 8 mph

Air QualityFair

Max UV Index3.2 (Moderate)

Wind Gusts12 mph

Humidity13%

Indoor Humidity13% (Slightly Dry)

Dew Point35° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover39%

Visibility10 mi

Cloud Ceiling33300 ft

5 PM

90°
RealFeel® 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
rain drop 0%
Chevron down
Partly sunny
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

RealFeel Shade™87°

WindNNW 7 mph

Air QualityFair

Max UV Index2.0 (Low)

Wind Gusts8 mph

Humidity13%

Indoor Humidity13% (Slightly Dry)

Dew Point32° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

85°
RealFeel® 84°
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
rain drop 0%
Chevron down
Partly sunny
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

RealFeel Shade™84°

WindNNW 6 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts7 mph

Humidity16%

Indoor Humidity16% (Slightly Dry)

Dew Point34° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

80°
RealFeel® 78°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

WindENE 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity22%

Indoor Humidity22% (Slightly Dry)

Dew Point38° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

76°
RealFeel® 74°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

WindSSE 6 mph

Air QualityPoor

Wind Gusts7 mph

Humidity28%

Indoor Humidity28% (Ideal Humidity)

Dew Point41° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

72°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

WindSE 6 mph

Air QualityPoor

Wind Gusts7 mph

Humidity33%

Indoor Humidity33% (Ideal Humidity)

Dew Point42° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

68°
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Clear
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

WindESE 6 mph

Air QualityPoor

Wind Gusts7 mph

Humidity37%

Indoor Humidity37% (Ideal Humidity)

Dew Point41° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover9%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

64°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Clear
alerts

Heat Advisory

10:00 AM Monday - 8:00 PM Friday

WindE 6 mph

Air QualityPoor

Wind Gusts7 mph

Humidity41%

Indoor Humidity36% (Slightly Dry)

Dew Point40° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover7%

Visibility10 mi

Cloud Ceiling30000 ft

Further Ahead

Tomorrow

Wednesday

Daily

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather News

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

2 hours ago

Weather Forecasts

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

5 hours ago

Winter Weather

Strengthening March Megastorm to unleash powerful winds, blizzard

3 hours ago

Severe Weather

High risk for severe weather to erupt in the eastern US

2 hours ago

Severe Weather

Severe weather wallops central, eastern US forcing school closures

4 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 Winchester

Weather Near Winchester:

  • 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

...

...

...