Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Hurricane season starts on Monday, and a storm may spin up soon. Get the details. Chevron right
Rounds of rain from Texas to Carolinas may lead to flash floods, drought relief. Click for info. Chevron right

Rancho Cucamonga, CA

54°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Rancho Cucamonga

California

54°
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
Rancho Cucamonga, 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

Today's Weather

Wed, May 27

Low clouds followed by some sun and cool with a shower in places Hi: 68°

Tonight: Mostly cloudy and cool; spotty drizzle late Lo: 51°

Current Weather

6:26 AM

54°F
RealFeel® 55°
Mostly cloudy More Details
RealFeel Shade™ 54°
Wind SSW 3 mph
Wind Gusts 6 mph
Air Quality Fair

Rancho Cucamonga Weather Radar

Rancho Cucamonga Weather Radar
Static Radar Temporarily Unavailable
Thank you for your patience as we work to get everything up and running again.
Refresh Page
Clouds
Temperature

Hourly Weather

7 AM 53°
rain drop 48%
8 AM 54°
rain drop 49%
9 AM 56°
rain drop 49%
10 AM 58°
rain drop 60%
11 AM 60°
rain drop 60%
12 PM 62°
rain drop 49%
1 PM 64°
rain drop 39%
2 PM 66°
rain drop 20%
3 PM 67°
rain drop 20%
4 PM 68°
rain drop 20%
5 PM 66°
rain drop 20%
6 PM 64°
rain drop 20%

10-Day Weather Forecast

Today

5/27

68° 51°

A shower in the area

Night: Mostly cloudy with mist late
55%

Thu

5/28

69° 53°

Morning mist; clouds breaking

Mostly cloudy
40%

Fri

5/29

75° 54°

Cool with lots of sun

Mainly clear
7%

Sat

5/30

83° 58°

Abundant sunshine

Mainly clear
1%

Sun

5/31

87° 65°

Warm with plenty of sunshine

Partly cloudy
1%

Mon

6/1

90° 61°

Sunny and very warm

Clear
0%

Tue

6/2

91° 60°

Remaining warm with sunshine

Mainly clear
1%

Wed

6/3

93° 62°

Sunshine and hot

Clear
0%

Thu

6/4

92° 64°

Mostly sunny and hot

Clear
1%

Fri

6/5

86° 62°

Plenty of sun

Clear
0%

Sun & Moon

14 hrs 11 mins
Rise 5:42 AM
Set 7:53 PM
Waxing Gibbous
Rise 4:55 PM
Set 3:42 AM

Air Quality

See More
Air Quality Fair

The air quality is generally acceptable for most individuals. However, sensitive groups may experience minor to moderate symptoms from long-term exposure.

Allergy Outlook

See All
Tree Pollen Moderate Data is not supported in this location Ragweed Pollen Low Data is not supported in this location Mold Low Data is not supported in this location Grass Pollen Low Data is not supported in this location Dust & Dander Low Data is not supported in this location

Top Stories

Weather Forecasts

Summerlike midweek surge in Northeast to be chased by more chill

4 hours ago

Severe Weather

Woman dies after vehicle is swept away in Mississippi flash flooding

22 hours ago

Weather Forecasts

Flash flood risk, drought relief to grow from Texas to Carolinas

4 hours ago

Hurricane

Tropics could spring to life at end of May near southeast US

4 hours ago

Astronomy

Blue Moon, 4 planets to shine during the final weekend of May

2 days ago

 More Stories

Featured Stories

Weather News

Rescuers race to reach 7 villagers trapped for a week in flooded Laos ...

23 hours ago

Weather News

2 humpback whales traveled over 9,000 miles between Australia and Braz...

20 hours ago
Live Blog

Sun rises on a hot day in Germany

LATEST ENTRY

Brilliant sunrise in a grain field during Germany heat

1 day ago

Climate

Rising seas will swallow New Orleans. People need to start relocating ...

2 days ago

Astronomy

NASA spacecraft captures stunning crescent views of Mars

4 days ago
World North America United States California Rancho Cucamonga

Weather Near Rancho Cucamonga:

  • 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

...

...

...