Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Fall allergy season is underway. See where the worst pollen levels are expected. Chevron right
Hawaii on alert for new tropical rainstorm. Click for the track forecast. Chevron right

Duncan, AZ

74°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Duncan

Arizona

74°
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
Duncan, AZ 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
Extreme Heat Warning

Unlock extended 90-day forecasts

Activate Your Premium+ Subscription

Chevron right

August 20 - September 3

Thu 8/20

103° /68°
55%
Turning cloudy and hot; a thunderstorm this afternoon; caution advised if outside for extended periods of time
alerts

Extreme Heat Warning

10:00 AM Monday - 8:00 PM Friday

RealFeel®106°

RealFeel Shade™100°

Max UV Index10.0 (Very High)

WindWSW 7 mph

Total Hours of Precipitation0.5

Total Hours of Rain0.5

Fri 8/21

103° /71°
55%
Partly sunny and hot; a thunderstorm in spots in the afternoon; caution advised if outside for extended periods of time
alerts

Extreme Heat Warning

10:00 AM Monday - 8:00 PM Friday

RealFeel®105°

RealFeel Shade™100°

Max UV Index10.0 (Very High)

WindS 7 mph

Total Hours of Precipitation0.5

Total Hours of Rain0.5

Sat 8/22

105° /71°
55%
Mostly sunny and sweltering heat; a thunderstorm in the afternoon; danger of dehydration and heatstroke if outside for extended periods of time

RealFeel®106°

RealFeel Shade™102°

Max UV Index10.0 (Very High)

WindSSE 8 mph

Total Hours of Precipitation0.5

Total Hours of Rain0.5

Sun 8/23

105° /71°
55%
Mostly sunny and sweltering heat; an afternoon thunderstorm; danger of dehydration and heatstroke if outside for extended periods of time

RealFeel®108°

RealFeel Shade™103°

Max UV Index10.0 (Very High)

WindSSW 4 mph

Total Hours of Precipitation0.5

Total Hours of Rain0.5

Mon 8/24

105° /71°
55%
Sweltering heat with clouds and sun; a thunderstorm in spots in the afternoon; danger of dehydration and heatstroke if outside for extended periods of time

RealFeel®107°

RealFeel Shade™101°

Max UV Index9.0 (Very High)

WindNNW 5 mph

Total Hours of Precipitation0.5

Total Hours of Rain0.5

Tue 8/25

105° /69°
6%
Mostly sunny and sweltering heat

RealFeel®106°

RealFeel Shade™101°

Max UV Index10.0 (Very High)

WindSW 7 mph

Wed 8/26

107° /71°
6%
Scorching sunshine and sweltering heat

RealFeel®106°

RealFeel Shade™104°

Max UV Index10.0 (Very High)

WindSW 7 mph

Thu 8/27

106° /68°
0%
Sunshine and very hot

RealFeel®109°

RealFeel Shade™105°

Max UV Index10.0 (Very High)

WindWSW 2 mph

Fri 8/28

102° /68°
55%
Mostly sunny and hot; a shower in places in the afternoon

RealFeel®105°

RealFeel Shade™101°

Max UV Index10.0 (Very High)

WindN 1 mph

Total Hours of Precipitation1

Total Hours of Rain1

Sat 8/29

103° /67°
1%
Mostly sunny and toasty conditions

RealFeel®105°

RealFeel Shade™101°

Max UV Index10.0 (Very High)

WindW 4 mph

Sun 8/30

98° /67°
1%
Mostly sunny

RealFeel®97°

RealFeel Shade™94°

Max UV Index9.0 (Very High)

WindWNW 9 mph

Mon 8/31

97° /65°
61%
Clouds and breaks of sun with a couple of showers and a thunderstorm in the afternoon

RealFeel®98°

RealFeel Shade™94°

Max UV Index9.0 (Very High)

WindW 6 mph

Total Hours of Precipitation1.5

Total Hours of Rain1.5

Tue 9/1

96° /66°
55%
Partly sunny with a thunderstorm in spots in the afternoon

RealFeel®96°

RealFeel Shade™91°

Max UV Index9.0 (Very High)

WindWSW 6 mph

Total Hours of Precipitation1

Total Hours of Rain1

Wed 9/2

94° /61°
25%
Mostly cloudy

RealFeel®96°

RealFeel Shade™92°

Max UV Index3.0 (Moderate)

WindSE 2 mph

Thu 9/3

90° /64°
59%
Cloudy and humid; a little rain in the morning followed by a shower in spots in the afternoon

RealFeel®90°

RealFeel Shade™90°

Max UV Index2.0 (Low)

WindE 5 mph

Total Hours of Precipitation2.5

Total Hours of Rain2.5

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Climate

The 2026 El Niño could become the strongest in a lifetime

39 minutes ago

Hurricane

Back-to-back tropical threat for Hawaii, impacts to start this weekend

18 minutes ago

Weather Forecasts

Fall allergy forecast: Weed, grass pollen to surge in parts of US

19 hours ago

Weather News

Lala leaves Hawaii communities buried in mud, communication cut off

1 day ago

Weather News

New heat dome to build in western U.S., further exacerbating drought

4 hours ago

More Stories

Featured Stories

Recreation

250-pound black bear dies after becoming trapped in Colorado car

20 hours ago

Climate

Warmer ocean waters draw more sharks to Southern California

1 day ago

Climate

Lake Powell sinks to record low as Colorado River crisis deepens

1 day ago

Recreation

American tourist dies after lightning strike on Mount Etna

1 day ago

Travel

Engine fan blade caused passenger to be partially sucked out window

1 day ago

World North America United States Arizona Duncan

Weather Near Duncan:

  • Flagstaff, AZ
  • Phoenix, AZ
  • Prescott, AZ
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

...

...

...