Hamilton County, IA Weather Forecast
County weather hub
Sunny
Compare major city weather across Hamilton County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Sunny, with a high near 85. Northeast wind around 7 mph.
County Weather Overview
This county weather page brings together forecast coverage for Hamilton 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 Hamilton County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Jun 1 to Jun 7, 2026
- Latest sync
- Jun 1, 2026 4:39 PM CDT
- Forecast office
- DMX
- Source
- NOAA / NWS
Daily Outlook
This Week in Hamilton County
Sunday looks like the warmest upcoming period in Hamilton County at 87 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 55 degrees F.
The strongest winds are forecast for Wednesday at about 8 to 16 mph SSE.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 1, 2026 4:39 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
Mostly clear. Low around 57, with temperatures rising to around 59 overnight. East wind around 9 mph.
Mostly sunny, with a high near 82. East southeast wind 8 to 13 mph, with gusts as high as 18 mph.
Mostly clear. Low around 55, with temperatures rising to around 58 overnight. Southeast wind 8 to 13 mph.
Mostly sunny, with a high near 82. South southeast wind 8 to 16 mph, with gusts as high as 22 mph.
Mostly cloudy, with a low around 59.
A slight chance of rain showers between 7am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 85. Chance of precipitation is 60%.
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Showers and thunderstorms likely before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 60%.
A chance of showers and thunderstorms. Partly cloudy, with a low around 65. Chance of precipitation is 30%.
A chance of showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Jun 1
|
Sunny
|
85°F |
7 mph
NE
|
|
Tonight
Jun 1
|
Mostly Clear
|
57°F |
9 mph
E
|
|
Tuesday
Jun 2
|
Mostly Sunny
|
82°F |
8 to 13 mph
ESE
|
|
Tuesday Night
Jun 2
|
Mostly Clear
|
55°F |
8 to 13 mph
SE
|
|
Wednesday
Jun 3
|
Mostly Sunny
|
82°F |
8 to 16 mph
SSE
|
|
Wednesday Night
Jun 3
|
Mostly Cloudy
|
59°F |
9 to 15 mph
S
|
|
Thursday
Jun 4
|
Slight Chance Rain Showers then Chance Showers And Thunderstorms
|
83°F |
13 mph
SSW
|
|
Thursday Night
Jun 4
|
Chance Showers And Thunderstorms
|
63°F |
6 to 9 mph
SSW
|
|
Friday
Jun 5
|
Showers And Thunderstorms Likely
|
85°F |
6 to 9 mph
S
|
|
Friday Night
Jun 5
|
Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
|
65°F |
6 to 9 mph
SSW
|
|
Saturday
Jun 6
|
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
|
86°F |
9 mph
W
|
|
Saturday Night
Jun 6
|
Chance Showers And Thunderstorms
|
65°F |
8 mph
E
|
|
Sunday
Jun 7
|
Chance Showers And Thunderstorms
|
87°F |
7 to 12 mph
SE
|
|
Sunday Night
Jun 7
|
Chance Showers And Thunderstorms
|
66°F |
8 to 12 mph
SE
|
Major City Forecasts
Live forecast snapshots for major cities across Hamilton County.
Coverage
Forecast coverage currently spans 2 of 2 mapped cities in Hamilton County.
Largest mapped city population in this region: 7,671.
