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June 18th, 2026 :: 8:18 am CDT   

Local Weather Report for
Duncan
Oklahoma, United States

 Current Duncan Weather Conditions Updated June 18th at 6:55 am 
Overcast
Temperature:73°F Dew Point:73°F
Barometer:29.68 inHg Wind:N 21 Mph
Humidity:100.0% Visibility:0M
 
 Duncan Weather Forecast Summary  
 
Today
Jun 18th
Friday
Jun 19th
Saturday
Jun 20th
Sunday
Jun 21st
Monday
Jun 22nd
Thundershowers Thundershowers Mostly Sunny Mostly Sunny Thundershowers
84°F
79°F
66°F
87°F
68°F
95°F
75°F
90°F
73°F
 
 Duncan Detailed Weather Forecast  
 
Thursday, June 18th, 2026
Morning Temperature: 75°F
A mix of cloud and sun. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 83°F
A mix of cloud and sun. Chance of a thunderstorm. Windy at times.
Evening Temperature: 69°F
Mostly cloudy with showers likely. Windy.
Friday, June 19th, 2026
Overnight Temperature: 66°F
Mostly cloudy with showers. Windy at times.
Morning Temperature: 68°F
A mix of cloud and sun with a slight chance of showers. Windy.
Afternoon Temperature: 78°F
Mostly cloudy with a slight chance of showers or thundershowers. Windy at times.
Evening Temperature: 75°F
Mostly clear with a chance of showers or thundershowers.
Saturday, June 20th, 2026
Overnight Temperature: 69°F
Mostly clear. Slight chance of a thunderstorm.
Morning Temperature: 72°F
A mix of sun and cloud. Chance of a thunderstorm.
Afternoon Temperature: 85°F
A mix of sun and cloud. Chance of a thunderstorm. Windy at times.
Evening Temperature: 81°F
Clear with cloudy periods. Chance of a thunderstorm. Windy at times.
Sunday, June 21st, 2026
Overnight Temperature: 76°F
Mostly clear. Chance of a thunderstorm. Windy.
Morning Temperature: 80°F
A mix of sun and cloud. Chance of a thunderstorm. Windy.
Afternoon Temperature: 93°F
Sunny. Chance of a thunderstorm. Windy.
Evening Temperature: 88°F
Clear. Chance of a thunderstorm. Windy.
Monday, June 22nd, 2026
Overnight Temperature: 80°F
Clear. Chance of a thunderstorm. Windy.
Morning Temperature: 80°F
Sunny. Chance of a thunderstorm. Windy.
Afternoon Temperature: 82°F
A mix of cloud and sun with a few showers. Chance of a thunderstorm. Windy.
Evening Temperature: 80°F
Mostly clear with showers. Chance of a thunderstorm. Windy at times.
Tuesday, June 23rd, 2026
Overnight Temperature: 72°F
Mostly clear with a few showers. Chance of a thunderstorm.
Morning Temperature: 71°F
A mix of cloud and sun with a slight chance of showers or thundershowers.
Afternoon Temperature: 81°F
A mix of sun and cloud. Chance of a thunderstorm. Windy at times.
Evening Temperature: 79°F
Clear. Chance of a thunderstorm.
Wednesday, June 24th, 2026
Overnight Temperature: 71°F
Mostly clear with a chance of showers or thundershowers.
Morning Temperature: 69°F
Mostly cloudy with a few showers.
Afternoon Temperature: 76°F
A mix of cloud and sun with showers likely. Chance of a thunderstorm.
Evening Temperature: 74°F
Mostly clear. Slight chance of a thunderstorm.
Thursday, June 25th, 2026
Overnight Temperature: 68°F
Clear with cloudy periods with a chance of showers.
Morning Temperature: 72°F
Sunny with cloudy periods with a chance of showers or thundershowers. Windy at times.
Afternoon Temperature: 85°F
A mix of cloud and sun with a chance of showers or thundershowers. Windy at times.
Evening Temperature: 79°F
A mix of cloudy and clear skies. Chance of a thunderstorm. Windy at times.
Friday, June 26th, 2026
Overnight Temperature: 73°F
Mostly clear. Chance of a thunderstorm. Windy at times.
Morning Temperature: 77°F
Mostly sunny. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 92°F
Sunny. Chance of a thunderstorm. Windy at times.
Evening Temperature: 85°F
Mostly clear. Chance of a thunderstorm. Windy.





 

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This WeatherCity Weather Forecast for Duncan, Oklahoma, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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