Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Fall is right around the corner. Read AccuWeather's U.S. fall forecast Chevron right
Days of storms, flood risk expected from Plains to mid-Atlantic. Click for details. Chevron right

Duncan, OK

99°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Duncan

Oklahoma

99°
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, OK 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
Monday, August 10

Day

8/10
100°Hi
RealFeel® 105°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
RealFeel Shade™ 99°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
Sunny to partly cloudy, breezy and hot; a couple of brief showers late this afternoon; stay hydrated when outside in the heat
alerts

Heat Advisory

12:00 PM Monday - 8:00 PM Monday

Max UV Index10.0 (Very High)

AccuLumen Brightness Index™9 (Very Bright)

WindS 13 mph

Wind Gusts30 mph

Probability of Precipitation49%

Probability of Thunderstorms12%

Precipitation0.00 in

Total Hours of Precipitation1.5

Total Hours of Rain1.5

Cloud Cover20%

Morning

Afternoon

Night

8/10
76°Lo
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
A steady breeze this evening; otherwise, clear
alerts

Heat Advisory

12:00 PM Monday - 8:00 PM Monday

WindS 12 mph

Wind Gusts21 mph

Probability of Precipitation5%

Probability of Thunderstorms1%

Precipitation0.00 in

Cloud Cover3%

Evening

Overnight

Sun & Moon

13 hrs 36 mins
Rise 6:49 AM
Set 8:25 PM
Waning Crescent
Rise 4:07 AM
Set 7:15 PM

Temperature History

8/10
High
Low
Forecast
100°
76°
Average
94°
71°
Last Year
97°
73°

Further Ahead

Hourly

10-Day

Monthly

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Fall forecast 2026: Summer warmth may linger as El Niño intensifies

13 hours ago

Weather News

Buildings collapse following powerful earthquake in Colombia

5 hours ago

Severe Weather

Severe storms, flash flooding to threaten Plains, Midwest and East

3 hours ago

Astronomy

Perseid meteor shower peaks Wednesday night under ideal conditions

8 hours ago

Hurricane

Tropics showing signs of life in the Atlantic

8 hours ago

 More Stories

Featured Stories

Recreation

Bald eagle Jackie dies after more than 3 weeks of intensive care

3 hours ago

Astronomy

Astronomy tripleheader begins with planetary parade on Wednesday

4 hours ago

Weather News

The most expensive insured weather threat isn’t hurricanes anymore

3 days ago

Weather News

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

3 days ago

Climate

Extreme weather is drying up Europe’s rivers in crisis seen from space

3 days ago
World North America United States Oklahoma Duncan

Weather Near Duncan:

  • Lawton, OK
  • Oklahoma City, OK
  • Wichita Falls, TX
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

...

...

...