Duncanville, TX Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Duncanville, TX in one place.
Mostly sunny. High near 93, with temperatures falling to around 91 in the afternoon. Heat index values as high as 102. South wind 10 to 15 mph, with gusts as high as 30 mph.
Local Weather Overview
This forecast page for Duncanville, TX is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: Jun 16, 2026 9:15 AM CDT.
The active forecast window currently covers Jun 17 to Jun 22, 2026 for Duncanville, TX.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 17 to Jun 22, 2026
- Latest sync
- Jun 16, 2026 9:15 AM CDT
- Forecast office
- FWD
- Source
- NOAA / NWS
Daily Outlook
This Week in Duncanville
Monday looks like the warmest upcoming period in Duncanville at 98 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 75 degrees F.
The strongest winds are forecast for Sunday at about 15 to 20 mph S.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 16, 2026 9:15 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- FWD
- Radar station
- KFWS
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Partly cloudy, with a low around 75. Heat index values as high as 101. South southeast wind 10 to 15 mph, with gusts as high as 30 mph.
Mostly sunny. High near 96, with temperatures falling to around 94 in the afternoon. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 76. East wind 5 to 15 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 91. East wind 5 to 10 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 75. East wind 5 to 10 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Partly sunny, with a high near 93. South southeast wind 5 to 15 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms. Partly cloudy, with a low around 76. Chance of precipitation is 40%.
A slight chance of rain showers before 7am. Mostly sunny, with a high near 96. Chance of precipitation is 20%.
Mostly clear, with a low around 78.
Mostly sunny, with a high near 98.
A slight chance of showers and thunderstorms between 7pm and 1am. Mostly clear, with a low around 78. Chance of precipitation is 20%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Jun 17
|
Mostly Sunny
|
93°F |
10 to 15 mph
S
|
|
Wednesday Night
Jun 17
|
Partly Cloudy
|
75°F |
10 to 15 mph
SSE
|
|
Thursday
Jun 18
|
Mostly Sunny
|
96°F |
10 to 15 mph
SSE
|
|
Thursday Night
Jun 18
|
Partly Cloudy then Chance Showers And Thunderstorms
|
76°F |
5 to 15 mph
E
|
|
Juneteenth
Jun 19
|
Chance Showers And Thunderstorms
|
91°F |
5 to 10 mph
E
|
|
Friday Night
Jun 19
|
Chance Showers And Thunderstorms
|
75°F |
5 to 10 mph
E
|
|
Saturday
Jun 20
|
Chance Showers And Thunderstorms
|
93°F |
5 to 15 mph
SSE
|
|
Saturday Night
Jun 20
|
Chance Showers And Thunderstorms
|
76°F |
10 to 15 mph
S
|
|
Sunday
Jun 21
|
Slight Chance Rain Showers then Mostly Sunny
|
96°F |
15 to 20 mph
S
|
|
Sunday Night
Jun 21
|
Mostly Clear
|
78°F |
15 to 20 mph
S
|
|
Monday
Jun 22
|
Mostly Sunny
|
98°F |
15 mph
S
|
|
Monday Night
Jun 22
|
Slight Chance Showers And Thunderstorms
|
78°F |
10 to 15 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Duncanville.