Madison County, IA Weather Forecast
County weather hub
Mostly Cloudy
Compare major city weather across Madison County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Mostly cloudy, with a high near 66. North northeast wind around 9 mph. New rainfall amounts less than a tenth of an inch possible.
County Weather Overview
This county weather page brings together forecast coverage for Madison County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 2 of 2 mapped cities in Madison County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Oct 14 to Oct 20, 2026
- Latest sync
- Oct 14, 2026 1:16 AM CDT
- Forecast office
- DMX
- Source
- NOAA / NWS
Daily Outlook
This Week in Madison County
Tuesday looks like the warmest upcoming period in Madison County at 75 degrees F.
Friday Night is the coolest period ahead with temperatures near 34 degrees F.
The strongest winds are forecast for Friday at about 12 to 20 mph NNW.
Precipitation is mentioned in 4 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 14, 2026 1:16 AM CDT
- Coverage
- 7 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
A slight chance of rain showers between midnight and 1am, then showers and thunderstorms likely. Cloudy. Low around 55, with temperatures rising to around 58 overnight. East northeast wind around 7 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
Showers and thunderstorms before 11am, then showers and thunderstorms. Cloudy. High near 66, with temperatures falling to around 62 in the afternoon. Northeast wind 6 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Rain showers before 7pm. Mostly cloudy, with a low around 45. North northwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
Mostly sunny, with a high near 56.
Areas of frost after 3am. Clear, with a low around 34.
Areas of frost before 8am. Sunny, with a high near 62.
Mostly clear, with a low around 44.
Sunny, with a high near 67.
Mostly cloudy, with a low around 50.
Partly sunny, with a high near 71.
Partly cloudy, with a low around 52.
Mostly sunny, with a high near 75.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Oct 14
|
Mostly Cloudy
|
66°F |
9 mph
NNE
|
|
Wednesday Night
Oct 14
|
Cloudy then Showers And Thunderstorms Likely
|
55°F |
7 mph
ENE
|
|
Thursday
Oct 15
|
Showers And Thunderstorms
|
66°F |
6 to 13 mph
NE
|
|
Thursday Night
Oct 15
|
Rain Showers then Mostly Cloudy
|
45°F |
15 mph
NNW
|
|
Friday
Oct 16
|
Mostly Sunny
|
56°F |
12 to 20 mph
NNW
|
|
Friday Night
Oct 16
|
Clear then Areas Of Frost
|
34°F |
1 to 8 mph
W
|
|
Saturday
Oct 17
|
Areas Of Frost then Sunny
|
62°F |
1 to 12 mph
SSW
|
|
Saturday Night
Oct 17
|
Mostly Clear
|
44°F |
12 mph
SSW
|
|
Sunday
Oct 18
|
Sunny
|
67°F |
12 to 15 mph
SSW
|
|
Sunday Night
Oct 18
|
Mostly Cloudy
|
50°F |
6 to 12 mph
SSW
|
|
Monday
Oct 19
|
Partly Sunny
|
71°F |
5 mph
S
|
|
Monday Night
Oct 19
|
Partly Cloudy
|
52°F |
3 mph
SE
|
|
Tuesday
Oct 20
|
Mostly Sunny
|
75°F |
2 to 10 mph
SSE
|
Major City Forecasts
Live forecast snapshots for major cities across Madison County.
Coverage
Forecast coverage currently spans 2 of 2 mapped cities in Madison County.
Largest mapped city population in this region: 5,428.
