Delta, WI Weather Forecast
Local 7-day forecast
Mostly Cloudy
Track current conditions, temperature changes, wind, and the full daily outlook for Delta, WI in one place.
Mostly cloudy. Low around 57, with temperatures rising to around 59 overnight. East wind around 0 mph.
Local Weather Overview
This forecast page for Delta, 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: Aug 11, 2026 5:47 AM CDT.
The active forecast window currently covers Aug 11 to Aug 17, 2026 for Delta, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Aug 11 to Aug 17, 2026
- Latest sync
- Aug 11, 2026 5:47 AM CDT
- Forecast office
- DLH
- Source
- NOAA / NWS
Daily Outlook
This Week in Delta
Tuesday looks like the warmest upcoming period in Delta at 82 degrees F.
Thursday Night is the coolest period ahead with temperatures near 50 degrees F.
The strongest winds are forecast for Friday at about 0 to 10 mph E.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Aug 11, 2026 5:47 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- DLH
- Radar station
- KDLH
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of rain showers before 9am. Mostly sunny, with a high near 82. East wind 0 to 5 mph. Chance of precipitation is 20%.
Patchy fog between 3am and 4am, then a slight chance of rain showers between 4am and 5am. Mostly cloudy. Low around 56, with temperatures rising to around 58 overnight. East wind 0 to 5 mph. Chance of precipitation is 20%.
Patchy fog before 8am. Partly sunny, with a high near 80. Northeast wind 0 to 5 mph.
Patchy smoke before 7pm. Partly cloudy, with a low around 57. North wind 0 to 5 mph.
Mostly sunny, with a high near 77. North wind 0 to 5 mph.
Mostly clear, with a low around 50. East wind 0 to 5 mph.
Mostly sunny, with a high near 76. East wind 0 to 10 mph, with gusts as high as 20 mph.
A slight chance of rain showers after 1am. Mostly cloudy, with a low around 55. East wind 5 to 10 mph, with gusts as high as 20 mph.
A chance of rain showers. Mostly cloudy, with a high near 72. Southeast wind around 5 mph, with gusts as high as 20 mph.
A chance of rain showers. Mostly cloudy, with a low around 57. Northeast wind 0 to 5 mph, with gusts as high as 20 mph.
A slight chance of rain showers before 7am. Mostly cloudy, with a high near 74. Northwest wind around 5 mph.
Partly cloudy, with a low around 54. Northwest wind 0 to 5 mph.
Mostly sunny, with a high near 78. West wind 0 to 5 mph.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Aug 11
|
Mostly Cloudy
|
57°F |
0 mph
|
|
Tuesday
Aug 11
|
Chance Rain Showers then Mostly Sunny
|
82°F |
0 to 5 mph
E
|
|
Tuesday Night
Aug 11
|
Mostly Cloudy then Slight Chance Rain Showers
|
56°F |
0 to 5 mph
E
|
|
Wednesday
Aug 12
|
Patchy Fog then Partly Sunny
|
80°F |
0 to 5 mph
NE
|
|
Wednesday Night
Aug 12
|
Patchy Smoke then Partly Cloudy
|
57°F |
0 to 5 mph
N
|
|
Thursday
Aug 13
|
Mostly Sunny
|
77°F |
0 to 5 mph
N
|
|
Thursday Night
Aug 13
|
Mostly Clear
|
50°F |
0 to 5 mph
E
|
|
Friday
Aug 14
|
Mostly Sunny
|
76°F |
0 to 10 mph
E
|
|
Friday Night
Aug 14
|
Mostly Cloudy then Slight Chance Rain Showers
|
55°F |
5 to 10 mph
E
|
|
Saturday
Aug 15
|
Chance Rain Showers
|
72°F |
5 mph
SE
|
|
Saturday Night
Aug 15
|
Chance Rain Showers
|
57°F |
0 to 5 mph
NE
|
|
Sunday
Aug 16
|
Slight Chance Rain Showers then Mostly Cloudy
|
74°F |
5 mph
NW
|
|
Sunday Night
Aug 16
|
Partly Cloudy
|
54°F |
0 to 5 mph
NW
|
|
Monday
Aug 17
|
Mostly Sunny
|
78°F |
0 to 5 mph
W
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Delta.