Marion County, IA Weather Forecast
County weather hub
Mostly Sunny
Compare major city weather across Marion County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Mostly sunny, with a high near 87. South southeast wind 6 to 9 mph.
County Weather Overview
This county weather page brings together forecast coverage for Marion County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 5 of 5 mapped cities in Marion County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- May 26 to Jun 1, 2026
- Latest sync
- May 26, 2026 1:28 PM CDT
- Forecast office
- DMX
- Source
- NOAA / NWS
Daily Outlook
This Week in Marion County
Wednesday looks like the warmest upcoming period in Marion County at 88 degrees F.
Sunday Night is the coolest period ahead with temperatures near 57 degrees F.
The strongest winds are forecast for Thursday at about 9 to 13 mph ENE.
The forecast from May 26 through Jun 1 stays mostly dry.
Forecast Details
- Last updated
- May 26, 2026 1:28 PM 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
Partly cloudy. Low around 60, with temperatures rising to around 62 overnight. South wind 2 to 7 mph.
Sunny, with a high near 88. North wind 1 to 7 mph.
Mostly clear, with a low around 63. East wind 3 to 7 mph.
Mostly sunny, with a high near 85. East northeast wind 9 to 13 mph, with gusts as high as 20 mph.
Mostly cloudy, with a low around 60.
Partly sunny, with a high near 83.
Partly cloudy, with a low around 59.
Mostly sunny, with a high near 83.
Partly cloudy, with a low around 58.
Mostly sunny, with a high near 82.
Partly cloudy, with a low around 57.
Mostly sunny, with a high near 83.
Mostly clear, with a low around 57.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
May 26
|
Mostly Sunny
|
87°F |
6 to 9 mph
SSE
|
|
Tonight
May 26
|
Partly Cloudy
|
60°F |
2 to 7 mph
S
|
|
Wednesday
May 27
|
Sunny
|
88°F |
1 to 7 mph
N
|
|
Wednesday Night
May 27
|
Mostly Clear
|
63°F |
3 to 7 mph
E
|
|
Thursday
May 28
|
Mostly Sunny
|
85°F |
9 to 13 mph
ENE
|
|
Thursday Night
May 28
|
Mostly Cloudy
|
60°F |
6 to 13 mph
E
|
|
Friday
May 29
|
Partly Sunny
|
83°F |
7 to 10 mph
E
|
|
Friday Night
May 29
|
Partly Cloudy
|
59°F |
5 to 10 mph
E
|
|
Saturday
May 30
|
Mostly Sunny
|
83°F |
6 to 12 mph
E
|
|
Saturday Night
May 30
|
Partly Cloudy
|
58°F |
6 to 12 mph
E
|
|
Sunday
May 31
|
Mostly Sunny
|
82°F |
7 to 10 mph
E
|
|
Sunday Night
May 31
|
Partly Cloudy
|
57°F |
5 to 10 mph
ESE
|
|
Monday
Jun 1
|
Mostly Sunny
|
83°F |
5 to 9 mph
E
|
|
Monday Night
Jun 1
|
Mostly Clear
|
57°F |
3 to 8 mph
E
|
Major City Forecasts
Live forecast snapshots for major cities across Marion County.
Coverage
Forecast coverage currently spans 5 of 5 mapped cities in Marion County.
Largest mapped city population in this region: 820,445.
