Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Cold blast to make it feel like mid-winter across eastern U.S. Get the forecast. Chevron right

Ontario, CA

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

Ontario

California

71°
No results found.
Try searching for a city, zip code or point of interest.
settings
Ontario, 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

3 PM

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

RealFeel Shade™70°

WindWSW 7 mph

Air QualityPoor

Max UV Index2.0 (Low)

Wind Gusts9 mph

Humidity51%

Indoor Humidity51% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

70°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™67°

WindWSW 7 mph

Air QualityPoor

Max UV Index1.1 (Low)

Wind Gusts9 mph

Humidity53%

Indoor Humidity53% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

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

WindWSW 7 mph

Air QualityPoor

Wind Gusts9 mph

Humidity59%

Indoor Humidity58% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

65°
RealFeel® 64°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindWSW 6 mph

Air QualityPoor

Wind Gusts8 mph

Humidity68%

Indoor Humidity61% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

63°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindW 6 mph

Air QualityPoor

Wind Gusts8 mph

Humidity74%

Indoor Humidity62% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

60°
RealFeel® 59°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindW 6 mph

Air QualityPoor

Wind Gusts7 mph

Humidity82%

Indoor Humidity62% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

58°
RealFeel® 57°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindW 5 mph

Air QualityPoor

Wind Gusts6 mph

Humidity87%

Indoor Humidity61% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

57°
RealFeel® 57°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindNNW 5 mph

Air QualityPoor

Wind Gusts6 mph

Humidity87%

Indoor Humidity60% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

57°
RealFeel® 56°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 0%
Chevron down
Clear

WindN 5 mph

Air QualityPoor

Wind Gusts6 mph

Humidity87%

Indoor Humidity58% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

Further Ahead

Tomorrow

Saturday

Daily

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Winter Weather

Midwinter-style cold blast to reach more than 100 million in US East

1 hour ago

Astronomy

Northern lights could shine over parts of US Thursday night

4 hours ago

Winter Weather

First snows, wintry travel of the season soon for Midwest and Northeas...

2 hours ago

Weather Forecasts

Pacific storm barrage in northwestern US to finally break this weekend

1 hour ago

Weather News

Deadliest typhoon in Asia this year targets Vietnam after leaving a tr...

5 hours ago

 More Stories

Featured Stories

Travel

At least 12 killed, others injured after a UPS plane crashes

7 hours ago

Hurricane

Desperate survivors in Jamaica try to kickstart recovery as they wait

2 days ago

Climate

Antarctic glacier saw the fastest retreat in modern history

1 day ago

Travel

Is it safe to fly during the government shutdown?

2 days ago

Weather News

Clocks ‘fell back’ this weekend, but you didn’t prepare. What now

2 days ago
World North America United States California Ontario

Weather Near Ontario:

  • 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 | Data Sources

...

...

...