Lake Mills, IA Weather Forecast
Local 7-day forecast
Mostly Clear
Track current conditions, temperature changes, wind, and the full daily outlook for Lake Mills, IA in one place.
Mostly clear. Low around 69, with temperatures rising to around 71 overnight. South southwest wind around 3 mph.
Local Weather Overview
This forecast page for Lake Mills, IA 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: Jul 17, 2026 7:21 AM CDT.
The active forecast window currently covers Jul 17 to Jul 23, 2026 for Lake Mills, IA.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 17 to Jul 23, 2026
- Latest sync
- Jul 17, 2026 7:21 AM CDT
- Forecast office
- DMX
- Source
- NOAA / NWS
Daily Outlook
This Week in Lake Mills
Monday looks like the warmest upcoming period in Lake Mills at 92 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 57 degrees F.
The strongest winds are forecast for Tuesday at about 13 to 18 mph NW.
Precipitation is mentioned in 2 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 17, 2026 7:21 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- DMX
- Radar station
- KMPX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Sunny, with a high near 90. Southwest wind 3 to 9 mph.
Mostly clear. Low around 71, with temperatures rising to around 73 overnight. West southwest wind around 8 mph.
Mostly sunny, with a high near 85. North wind around 9 mph.
Partly cloudy, with a low around 63. East northeast wind 2 to 7 mph.
Sunny, with a high near 87.
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70. Chance of precipitation is 20%.
A chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 92. Chance of precipitation is 30%.
Mostly clear, with a low around 66.
Mostly sunny, with a high near 79.
Partly cloudy, with a low around 57.
Mostly sunny, with a high near 77.
Partly cloudy, with a low around 57.
Mostly sunny, with a high near 79.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Jul 17
|
Mostly Clear
|
69°F |
3 mph
SSW
|
|
Friday
Jul 17
|
Sunny
|
90°F |
3 to 9 mph
SW
|
|
Friday Night
Jul 17
|
Mostly Clear
|
71°F |
8 mph
WSW
|
|
Saturday
Jul 18
|
Mostly Sunny
|
85°F |
9 mph
N
|
|
Saturday Night
Jul 18
|
Partly Cloudy
|
63°F |
2 to 7 mph
ENE
|
|
Sunday
Jul 19
|
Sunny
|
87°F |
3 to 8 mph
SSE
|
|
Sunday Night
Jul 19
|
Partly Cloudy then Slight Chance Showers And Thunderstorms
|
70°F |
8 to 12 mph
S
|
|
Monday
Jul 20
|
Chance Showers And Thunderstorms
|
92°F |
13 mph
SW
|
|
Monday Night
Jul 20
|
Mostly Clear
|
66°F |
13 mph
WNW
|
|
Tuesday
Jul 21
|
Mostly Sunny
|
79°F |
13 to 18 mph
NW
|
|
Tuesday Night
Jul 21
|
Partly Cloudy
|
57°F |
3 to 16 mph
N
|
|
Wednesday
Jul 22
|
Mostly Sunny
|
77°F |
6 mph
NW
|
|
Wednesday Night
Jul 22
|
Partly Cloudy
|
57°F |
5 mph
SSE
|
|
Thursday
Jul 23
|
Mostly Sunny
|
79°F |
2 to 6 mph
S
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Lake Mills.