Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
1st snowflakes of the season are coming to the eastern US. Click for the forecast. Chevron right
Atmospheric rivers to unleash heavy rain, feet of snow. Click for the forecast. Chevron right

Westmont, CA

77°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Westmont

California

77°
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
Westmont, 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

Unlock extended 90-day forecasts

Activate Your Premium+ Subscription

Chevron right

November 9 - November 23

Mon 11/9

88° /62°
0%
Sunshine and very warm

RealFeel®90°

RealFeel Shade™86°

Max UV Index4.0 (Moderate)

WindS 5 mph

Tue 11/10

88° /61°
0%
Very warm with plenty of sunshine

RealFeel®89°

RealFeel Shade™85°

Max UV Index4.0 (Moderate)

WindS 6 mph

Wed 11/11

88° /61°
1%
Remaining very warm with plenty of sunshine

RealFeel®90°

RealFeel Shade™86°

Max UV Index3.0 (Moderate)

WindWNW 6 mph

Thu 11/12

81° /61°
1%
Plenty of sunshine

RealFeel®84°

RealFeel Shade™79°

Max UV Index3.0 (Moderate)

WindWSW 4 mph

Fri 11/13

80° /61°
55%
A morning shower in places; otherwise, partly sunny

RealFeel®83°

RealFeel Shade™78°

Max UV Index3.0 (Moderate)

WindS 4 mph

Total Hours of Precipitation1

Total Hours of Rain1

Sat 11/14

76° /62°
4%
Pleasant with some sun

RealFeel®79°

RealFeel Shade™75°

Max UV Index3.0 (Moderate)

WindSSE 4 mph

Sun 11/15

74° /61°
75%
A thick cloud cover with rain in the afternoon

RealFeel®73°

RealFeel Shade™71°

Max UV Index2.0 (Low)

WindSSW 8 mph

Total Hours of Precipitation2.5

Total Hours of Rain2.5

Mon 11/16

72° /55°
68%
Variably cloudy with a couple of showers

RealFeel®74°

RealFeel Shade™71°

Max UV Index2.0 (Low)

WindN 2 mph

Total Hours of Precipitation2.5

Total Hours of Rain2.5

Tue 11/17

71° /57°
0%
Plenty of sunshine

RealFeel®74°

RealFeel Shade™70°

Max UV Index3.0 (Moderate)

WindNW 6 mph

Wed 11/18

71° /56°
69%
Cloudy with periods of rain in the afternoon

RealFeel®75°

RealFeel Shade™70°

Max UV Index3.0 (Moderate)

WindSE 4 mph

Total Hours of Precipitation1.5

Total Hours of Rain1.5

Thu 11/19

70° /54°
0%
Plenty of sunshine

RealFeel®74°

RealFeel Shade™69°

Max UV Index3.0 (Moderate)

WindNNW 2 mph

Fri 11/20

71° /55°
0%
Mostly sunny

RealFeel®75°

RealFeel Shade™71°

Max UV Index3.0 (Moderate)

WindNW 2 mph

Sat 11/21

71° /56°
0%
Sunshine

RealFeel®76°

RealFeel Shade™71°

Max UV Index3.0 (Moderate)

WindNNW 2 mph

Sun 11/22

70° /52°
10%
Mostly sunny

RealFeel®72°

RealFeel Shade™68°

Max UV Index3.0 (Moderate)

WindNNE 5 mph

Mon 11/23

66° /49°
5%
Brilliant sunshine

RealFeel®69°

RealFeel Shade™66°

Max UV Index3.0 (Moderate)

WindNNE 5 mph

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

First snow of the season possible across Great Lakes, Northeast

4 hours ago

Climate

October sets global heat record as dozens of US cities top their warme...

2 days ago

Winter Weather

Atmospheric rivers to bring flood risk, strong winds to Northwest

7 hours ago

Weather News

Over a foot of rain triggers rescues along Georgia-Tennessee border

3 days ago

Weather Forecasts

Slow-moving downpours to enhance flash flood risk across South Texas

41 minutes ago

 More Stories

Featured Stories

Weather News

Florida sanctuary uses drone to feed chimp trapped by floodwater

2 hours ago

Astronomy

Earth has a new mini-moon, but it won’t stick around for long

4 hours ago

Weather News

Rare hummingbird appears in Colorado more than 1,000 miles from home

2 days ago

Travel

First coyote climbs world’s largest wildlife crossing before it opens

3 days ago

Weather News

Niagara Falls may lose half its water. Here’s why humans slow the flow

3 days ago
World North America United States California Westmont

Weather Near Westmont:

  • 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

...

...

...