Avon, WI Weather Forecast
Local 7-day forecast
Mostly Sunny then Slight Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Avon, WI in one place.
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 88. Heat index values as high as 95. Southwest wind 5 to 10 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Local Weather Overview
This forecast page for Avon, 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 17, 2026 12:14 PM CDT.
The active forecast window currently covers Jul 17 to Jul 23, 2026 for Avon, WI.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 17 to Jul 23, 2026
- Latest sync
- Jul 17, 2026 12:14 PM CDT
- Forecast office
- MKX
- Source
- NOAA / NWS
Daily Outlook
This Week in Avon
Today looks like the warmest upcoming period in Avon at 88 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 58 degrees F.
The strongest winds are forecast for Monday at about 10 to 15 mph SW.
Precipitation is mentioned in 5 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 17, 2026 12:14 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- MKX
- Radar station
- KDVN
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly clear, with a low around 72. Southwest wind 5 to 10 mph. New rainfall amounts less than a tenth of an inch possible.
Sunny, with a high near 88. Northwest wind around 10 mph.
Mostly clear, with a low around 64. Northeast wind 5 to 10 mph.
Sunny, with a high near 84. Southeast wind 0 to 5 mph.
Partly cloudy, with a low around 67. South wind 0 to 10 mph.
A chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 88. Southwest wind 10 to 15 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms. Partly cloudy, with a low around 69. West wind 10 to 15 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 81. Chance of precipitation is 20%.
Mostly clear, with a low around 60.
Sunny, with a high near 78.
Mostly clear, with a low around 58.
Sunny, with a high near 79.
Partly cloudy, with a low around 60.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Jul 17
|
Mostly Sunny then Slight Chance Showers And Thunderstorms
|
88°F |
5 to 10 mph
SW
|
|
Tonight
Jul 17
|
Mostly Clear
|
72°F |
5 to 10 mph
SW
|
|
Saturday
Jul 18
|
Sunny
|
88°F |
10 mph
NW
|
|
Saturday Night
Jul 18
|
Mostly Clear
|
64°F |
5 to 10 mph
NE
|
|
Sunday
Jul 19
|
Sunny
|
84°F |
0 to 5 mph
SE
|
|
Sunday Night
Jul 19
|
Partly Cloudy
|
67°F |
0 to 10 mph
S
|
|
Monday
Jul 20
|
Chance Showers And Thunderstorms
|
88°F |
10 to 15 mph
SW
|
|
Monday Night
Jul 20
|
Chance Showers And Thunderstorms
|
69°F |
10 to 15 mph
W
|
|
Tuesday
Jul 21
|
Slight Chance Showers And Thunderstorms then Mostly Sunny
|
81°F |
10 to 15 mph
NW
|
|
Tuesday Night
Jul 21
|
Mostly Clear
|
60°F |
5 to 15 mph
N
|
|
Wednesday
Jul 22
|
Sunny
|
78°F |
5 mph
N
|
|
Wednesday Night
Jul 22
|
Mostly Clear
|
58°F |
0 to 5 mph
W
|
|
Thursday
Jul 23
|
Sunny
|
79°F |
0 to 5 mph
SW
|
|
Thursday Night
Jul 23
|
Partly Cloudy
|
60°F |
0 to 5 mph
SW
|
Nearby Forecasts
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Nearby forecast pages are not available for this location yet.