Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Stormy weekend ahead with severe weather, flooding downpours. Click for the forecast. Chevron right
Extreme fire weather, drought and wind fueled explosive fires in Oregon. Click for the latest. Chevron right

San Juan Capistrano, CA

71°F
Location Chevron down
Location News Videos
Use Current Location
Recent

San Juan Capistrano

California

71°
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
San Juan Capistrano, 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
Heat Advisory

Unlock extended 90-day forecasts

Activate Your Premium+ Subscription

Chevron right

August 8 - August 22

Sat 8/8

84° /68°
0%
Some low clouds early; otherwise, mostly sunny and humid
alerts

Heat Advisory

10:00 AM Saturday - 8:00 PM Sunday

RealFeel®91°

RealFeel Shade™83°

Max UV Index11.0 (Extreme)

WindW 8 mph

Sun 8/9

83° /69°
7%
Some low clouds early; otherwise, mostly sunny and humid
alerts

Heat Advisory

10:00 AM Saturday - 8:00 PM Sunday

RealFeel®92°

RealFeel Shade™83°

Max UV Index11.0 (Extreme)

WindWSW 7 mph

Mon 8/10

83° /68°
2%
Areas of low clouds early; otherwise, mostly sunny and humid

RealFeel®90°

RealFeel Shade™83°

Max UV Index9.0 (Very High)

WindWSW 8 mph

Tue 8/11

79° /69°
10%
Areas of low clouds early; otherwise, mostly sunny and humid

RealFeel®89°

RealFeel Shade™79°

Max UV Index9.0 (Very High)

WindSW 6 mph

Wed 8/12

81° /68°
6%
Humid with intervals of clouds and sunshine

RealFeel®90°

RealFeel Shade™81°

Max UV Index10.0 (Very High)

WindSW 7 mph

Thu 8/13

79° /65°
25%
Areas of low clouds, then sun and humid

RealFeel®88°

RealFeel Shade™79°

Max UV Index9.0 (Very High)

WindSW 7 mph

Fri 8/14

81° /64°
3%
Plenty of sun

RealFeel®88°

RealFeel Shade™80°

Max UV Index10.0 (Very High)

WindW 8 mph

Sat 8/15

80° /65°
1%
Sunshine

RealFeel®83°

RealFeel Shade™79°

Max UV Index10.0 (Very High)

WindW 8 mph

Sun 8/16

83° /63°
1%
Times of clouds and sun

RealFeel®85°

RealFeel Shade™81°

Max UV Index8.0 (Very High)

WindW 7 mph

Mon 8/17

82° /65°
0%
Sun through high clouds

RealFeel®82°

RealFeel Shade™80°

Max UV Index4.0 (Moderate)

WindW 7 mph

Tue 8/18

81° /63°
0%
Sunny

RealFeel®85°

RealFeel Shade™78°

Max UV Index10.0 (Very High)

WindWSW 7 mph

Wed 8/19

80° /63°
1%
Sun and areas of high clouds in the morning, then mostly cloudy in the afternoon

RealFeel®83°

RealFeel Shade™78°

Max UV Index7.0 (High)

WindSW 6 mph

Thu 8/20

80° /64°
0%
Sunshine

RealFeel®85°

RealFeel Shade™77°

Max UV Index10.0 (Very High)

WindWSW 7 mph

Fri 8/21

83° /61°
10%
Mostly sunny

RealFeel®91°

RealFeel Shade™81°

Max UV Index10.0 (Very High)

WindW 4 mph

Sat 8/22

84° /64°
10%
Mostly sunny

RealFeel®94°

RealFeel Shade™84°

Max UV Index9.0 (Very High)

WindWNW 2 mph

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather News

High fire weather threatens Spokane area after devastating wildfires

21 hours ago

Severe Weather

Thundery downpours, severe storms to aggravate eastern and central US

5 hours ago

Weather News

‘Leveled to the ground’: Spokane resident recounts wildfire destructio...

1 day ago

Weather Forecasts

Hazardous air quality, wildfire risk to persist across the Northwest

4 hours ago

Weather News

The most expensive insured weather threat isn’t hurricanes anymore

20 hours ago

 More Stories

Featured Stories

Weather News

Sesame Street takes on extreme weather with new special, family resour...

21 hours ago

Astronomy

Perseid meteor shower peaks Wednesday night under ideal conditions

4 hours ago

Weather News

Southwest cities prepare for looming Colorado River cuts

3 days ago

Astronomy

NASA's Curiosity rover's wheels reveal the toll of 14 years on Mars

3 days ago

Recreation

This newly discovered spider looks like it's smiling

2 days ago
World North America United States California San Juan Capistrano

Weather Near San Juan Capistrano:

  • 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

...

...

...