Lake Delton, WI Weather Forecast

Local 7-day forecast

79°
F

Mostly Sunny

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

Sunday, May 31, 2026
Wind: 5 mph SE
Sunday

Mostly sunny, with a high near 79. Southeast wind around 5 mph.

Local 7-day forecast

Local Weather Overview

This forecast page for Lake Delton, WI 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 1:12 PM CDT.

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

Page Snapshot

Page focus
city weather
Forecast window
May 31 to Jun 5, 2026
Latest sync
May 30, 2026 1:12 PM CDT
Forecast office
MKX
Source
NOAA / NWS
Next High
79°F
Sunday
Next Low
55°F
Sunday Night
Rain Outlook
4
Periods mentioning precipitation
Windiest
5 to 10 mph
Thursday

Daily Outlook

Today
May 31
Mostly Sunny
79 °F
/ 55°F
Wind 5 mph
Mon
Jun 1
Mostly Sunny
82 °F
/ 53°F
Wind 0 to 5 mph
Tue
Jun 2
Sunny
83 °F
/ 53°F
Wind 0 to 5 mph
Wed
Jun 3
Sunny
85 °F
/ 59°F
Wind 0 to 5 mph
Thu
Jun 4
Slight Chance Showers And Thunderstorms
87 °F
/ 65°F
Wind 5 to 10 mph
Fri
Jun 5
Chance Rain Showers
87 °F
/ 62°F
Wind 5 to 10 mph

This Week in Lake Delton

Thursday looks like the warmest upcoming period in Lake Delton at 87 degrees F.

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

The strongest winds are forecast for Thursday at about 5 to 10 mph SW.

Precipitation is mentioned in 4 upcoming forecast periods.

Forecast Details

Last updated
May 30, 2026 1:12 PM CDT
Coverage
6 days
Time zone
America/Chicago
Forecast office
MKX
Radar station
KARX

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
Partly Cloudy
0 to 5 mph SW

Partly cloudy, with a low around 55. Southwest wind 0 to 5 mph.

Monday
Jun 1
82°F
Mostly Sunny
0 to 5 mph E

Mostly sunny, with a high near 82. East wind 0 to 5 mph.

Monday Night
Jun 1
53°F
Partly Cloudy
0 to 5 mph E

Partly cloudy, with a low around 53. East wind 0 to 5 mph.

Tuesday
Jun 2
83°F
Sunny
0 to 5 mph E

Sunny, with a high near 83. East wind 0 to 5 mph.

Tuesday Night
Jun 2
53°F
Mostly Clear
0 to 5 mph SE

Mostly clear, with a low around 53. Southeast wind 0 to 5 mph.

Wednesday
Jun 3
85°F
Sunny
0 to 5 mph S

Sunny, with a high near 85.

Wednesday Night
Jun 3
59°F
Partly Cloudy
5 mph S

Partly cloudy, with a low around 59.

Thursday
Jun 4
87°F
Slight Chance Showers And Thunderstorms
5 to 10 mph SW

A slight chance of showers and thunderstorms after 7am. Mostly sunny, with a high near 87. Chance of precipitation is 20%.

Thursday Night
Jun 4
65°F
Chance Showers And Thunderstorms
5 to 10 mph SW

A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.

Friday
Jun 5
87°F
Chance Rain Showers
5 to 10 mph SW

A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 50%.

Friday Night
Jun 5
62°F
Chance Showers And Thunderstorms
5 to 10 mph NW

A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 62. Chance of precipitation is 50%.

Detailed Forecast

Period Conditions Temp Wind
Sunday
May 31
Mostly Sunny
79°F
5 mph
SE
Sunday Night
May 31
Partly Cloudy
55°F
0 to 5 mph
SW
Monday
Jun 1
Mostly Sunny
82°F
0 to 5 mph
E
Monday Night
Jun 1
Partly Cloudy
53°F
0 to 5 mph
E
Tuesday
Jun 2
Sunny
83°F
0 to 5 mph
E
Tuesday Night
Jun 2
Mostly Clear
53°F
0 to 5 mph
SE
Wednesday
Jun 3
Sunny
85°F
0 to 5 mph
S
Wednesday Night
Jun 3
Partly Cloudy
59°F
5 mph
S
Thursday
Jun 4
Slight Chance Showers And Thunderstorms
87°F
5 to 10 mph
SW
Thursday Night
Jun 4
Chance Showers And Thunderstorms
65°F
5 to 10 mph
SW
Friday
Jun 5
Chance Rain Showers
87°F
5 to 10 mph
SW
Friday Night
Jun 5
Chance Showers And Thunderstorms
62°F
5 to 10 mph
NW
Weather data provided by the National Weather Service (NOAA). Forecast pages update automatically as new periods are synced for each supported U.S. location.