Belleville, WI Weather Forecast
Local 7-day forecast
Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Belleville, WI in one place.
A chance of rain showers between 7am and 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 91. South wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Belleville, 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: Jul 15, 2026 4:46 AM CDT.
The active forecast window currently covers Jul 17 to Jul 21, 2026 for Belleville, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 17 to Jul 21, 2026
- Latest sync
- Jul 15, 2026 4:46 AM CDT
- Forecast office
- MKX
- Source
- NOAA / NWS
Daily Outlook
This Week in Belleville
Friday looks like the warmest upcoming period in Belleville at 91 degrees F.
Monday Night is the coolest period ahead with temperatures near 66 degrees F.
The strongest winds are forecast for Monday at about 10 to 15 mph W.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 15, 2026 4:46 AM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- MKX
- Radar station
- KMKX
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 71. Southwest wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
Sunny, with a high near 90. West wind around 10 mph.
Mostly clear, with a low around 67.
Sunny, with a high near 87.
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 68. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 30%.
A slight chance of showers and thunderstorms before 1am. Mostly clear, with a low around 66. Chance of precipitation is 20%.
Sunny, with a high near 82.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Friday
Jul 17
|
Chance Rain Showers
|
91°F |
5 mph
S
|
|
Friday Night
Jul 17
|
Chance Showers And Thunderstorms then Mostly Clear
|
71°F |
5 mph
SW
|
|
Saturday
Jul 18
|
Sunny
|
90°F |
10 mph
W
|
|
Saturday Night
Jul 18
|
Mostly Clear
|
67°F |
5 to 10 mph
N
|
|
Sunday
Jul 19
|
Sunny
|
87°F |
5 mph
NE
|
|
Sunday Night
Jul 19
|
Partly Cloudy then Slight Chance Showers And Thunderstorms
|
68°F |
5 mph
SW
|
|
Monday
Jul 20
|
Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms
|
88°F |
10 to 15 mph
W
|
|
Monday Night
Jul 20
|
Slight Chance Showers And Thunderstorms
|
66°F |
10 to 15 mph
NW
|
|
Tuesday
Jul 21
|
Sunny
|
82°F |
10 to 15 mph
N
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Belleville.