Lake Mills, IA Weather Forecast

Local 7-day forecast

77°
F

Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms

Track current conditions, temperature changes, wind, and the full daily outlook for Lake Mills, IA in one place.

Sunday, May 31, 2026
Wind: 15 mph SE
Sunday

A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 2pm, then a slight chance of showers and thunderstorms. Mostly cloudy, with a high near 77. Southeast wind around 15 mph, with gusts as high as 23 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Local 7-day forecast

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: May 30, 2026 5:07 PM CDT.

The active forecast window currently covers May 31 to Jun 5, 2026 for Lake Mills, IA.

Page Snapshot

Page focus
city weather
Forecast window
May 31 to Jun 5, 2026
Latest sync
May 30, 2026 5:07 PM CDT
Forecast office
DMX
Source
NOAA / NWS
Next High
77°F
Sunday
Next Low
55°F
Sunday Night
Rain Outlook
11
Periods mentioning precipitation
Windiest
15 mph
Sunday

Daily Outlook

Today
May 31
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
77 °F
/ 55°F
Wind 15 mph
Mon
Jun 1
Chance Showers And Thunderstorms
78 °F
/ 54°F
Wind 5 mph
Tue
Jun 2
Sunny
79 °F
/ 53°F
Wind 5 to 9 mph
Wed
Jun 3
Slight Chance Rain Showers then Mostly Sunny
81 °F
/ 57°F
Wind 8 to 13 mph
Thu
Jun 4
Chance Showers And Thunderstorms
79 °F
/ 58°F
Wind 12 to 15 mph
Fri
Jun 5
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
81 °F
/ 57°F
Wind 10 mph

This Week in Lake Mills

Wednesday looks like the warmest upcoming period in Lake Mills at 81 degrees F.

Tuesday Night is the coolest period ahead with temperatures near 53 degrees F.

The strongest winds are forecast for Sunday at about 15 mph SE.

Precipitation is mentioned in 11 upcoming forecast periods.

Forecast Details

Last updated
May 30, 2026 5:07 PM CDT
Coverage
6 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 source

Extended Forecast

Sunday Night
May 31
55°F
Chance Showers And Thunderstorms
5 to 12 mph ESE

A chance of showers and thunderstorms between 7pm and 11pm, then a chance of showers and thunderstorms between 11pm and 1am, then a chance of showers and thunderstorms between 3am and 5am, then showers and thunderstorms likely. Mostly cloudy. Low around 55, with temperatures rising to around 60 overnight. East southeast wind 5 to 12 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.

Monday
Jun 1
78°F
Chance Showers And Thunderstorms
5 mph ESE

A chance of showers and thunderstorms before 1pm, then showers and thunderstorms likely. Partly sunny, with a high near 78. East southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.

Monday Night
Jun 1
54°F
Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms
6 mph E

Showers and thunderstorms likely before 7pm, then a slight chance of showers and thunderstorms between 7pm and 1am. Partly cloudy, with a low around 54. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.

Tuesday
Jun 2
79°F
Sunny
5 to 9 mph SE

Sunny, with a high near 79.

Tuesday Night
Jun 2
53°F
Partly Cloudy then Slight Chance Rain Showers
5 to 8 mph SE

A slight chance of rain showers after 1am. Partly cloudy, with a low around 53. Chance of precipitation is 20%.

Wednesday
Jun 3
81°F
Slight Chance Rain Showers then Mostly Sunny
8 to 13 mph S

A slight chance of rain showers before 7am. Mostly sunny, with a high near 81.

Wednesday Night
Jun 3
57°F
Mostly Cloudy then Chance Showers And Thunderstorms
12 mph S

A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 57. Chance of precipitation is 40%.

Thursday
Jun 4
79°F
Chance Showers And Thunderstorms
12 to 15 mph SSW

A chance of showers and thunderstorms before 1pm, then showers and thunderstorms likely. Partly sunny, with a high near 79. Chance of precipitation is 60%.

Thursday Night
Jun 4
58°F
Showers And Thunderstorms Likely
9 to 13 mph SSW

Showers and thunderstorms likely. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.

Friday
Jun 5
81°F
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
10 mph SSW

Showers and thunderstorms likely before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 81. Chance of precipitation is 60%.

Friday Night
Jun 5
57°F
Chance Showers And Thunderstorms
5 to 9 mph SSW

A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 57.

Detailed Forecast

Period Conditions Temp Wind
Sunday
May 31
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
77°F
15 mph
SE
Sunday Night
May 31
Chance Showers And Thunderstorms
55°F
5 to 12 mph
ESE
Monday
Jun 1
Chance Showers And Thunderstorms
78°F
5 mph
ESE
Monday Night
Jun 1
Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms
54°F
6 mph
E
Tuesday
Jun 2
Sunny
79°F
5 to 9 mph
SE
Tuesday Night
Jun 2
Partly Cloudy then Slight Chance Rain Showers
53°F
5 to 8 mph
SE
Wednesday
Jun 3
Slight Chance Rain Showers then Mostly Sunny
81°F
8 to 13 mph
S
Wednesday Night
Jun 3
Mostly Cloudy then Chance Showers And Thunderstorms
57°F
12 mph
S
Thursday
Jun 4
Chance Showers And Thunderstorms
79°F
12 to 15 mph
SSW
Thursday Night
Jun 4
Showers And Thunderstorms Likely
58°F
9 to 13 mph
SSW
Friday
Jun 5
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
81°F
10 mph
SSW
Friday Night
Jun 5
Chance Showers And Thunderstorms
57°F
5 to 9 mph
SSW
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.