Dallas County, IA Weather Forecast
County weather hub
Showers And Thunderstorms Likely
Compare major city weather across Dallas County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
A chance of rain showers before 7am, then showers and thunderstorms likely. Cloudy, with a high near 65. Southeast wind 8 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
County Weather Overview
This county weather page brings together forecast coverage for Dallas County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 7 of 7 mapped cities in Dallas County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Apr 11 to Apr 15, 2026
- Latest sync
- Apr 9, 2026 3:05 PM CDT
- Forecast office
- DMX
- Source
- NOAA / NWS
Daily Outlook
This Week in Dallas County
Monday looks like the warmest upcoming period in Dallas County at 81 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 43 degrees F.
The strongest winds are forecast for Sunday at about 18 to 24 mph SSW.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 9, 2026 3:05 PM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- DMX
- Radar station
- KDMX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Showers and thunderstorms likely. Cloudy, with a low around 59. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
Rain showers likely before 7am, then showers and thunderstorms. Mostly cloudy, with a high near 73. Chance of precipitation is 80%.
Showers and thunderstorms. Partly cloudy, with a low around 61. Chance of precipitation is 80%.
A slight chance of rain showers before 7am, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 81.
A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 58. Chance of precipitation is 50%.
Showers and thunderstorms likely. Partly sunny, with a high near 74. Chance of precipitation is 60%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.
A chance of rain showers. Partly sunny, with a high near 63. Chance of precipitation is 40%.
A chance of rain showers before 1am. Partly cloudy, with a low around 43.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Apr 11
|
Showers And Thunderstorms Likely
|
65°F |
8 to 15 mph
SE
|
|
Saturday Night
Apr 11
|
Showers And Thunderstorms Likely
|
59°F |
14 to 17 mph
S
|
|
Sunday
Apr 12
|
Showers And Thunderstorms
|
73°F |
18 to 24 mph
SSW
|
|
Sunday Night
Apr 12
|
Showers And Thunderstorms
|
61°F |
15 to 20 mph
SSW
|
|
Monday
Apr 13
|
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
|
81°F |
14 to 24 mph
SSW
|
|
Monday Night
Apr 13
|
Chance Showers And Thunderstorms
|
58°F |
13 to 20 mph
SSW
|
|
Tuesday
Apr 14
|
Showers And Thunderstorms Likely
|
74°F |
10 to 17 mph
SW
|
|
Tuesday Night
Apr 14
|
Showers And Thunderstorms Likely
|
45°F |
12 to 15 mph
WSW
|
|
Wednesday
Apr 15
|
Chance Rain Showers
|
63°F |
14 mph
WSW
|
|
Wednesday Night
Apr 15
|
Chance Rain Showers
|
43°F |
6 to 12 mph
WSW
|
Major City Forecasts
Live forecast snapshots for major cities across Dallas County.
Coverage
Forecast coverage currently spans 7 of 7 mapped cities in Dallas County.
Largest mapped city population in this region: 26,166.
