Avon, IL Weather Forecast
Local 7-day forecast
Showers And Thunderstorms Likely
Track current conditions, temperature changes, wind, and the full daily outlook for Avon, IL in one place.
Showers and thunderstorms likely before 3pm, then showers and thunderstorms between 3pm and 5pm, then showers and thunderstorms likely. Cloudy, with a high near 77. South southwest wind around 16 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
Local Weather Overview
This forecast page for Avon, IL 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: Apr 15, 2026 3:14 PM CDT.
The active forecast window currently covers Apr 15 to Apr 21, 2026 for Avon, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 15 to Apr 21, 2026
- Latest sync
- Apr 15, 2026 3:14 PM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Avon
Friday looks like the warmest upcoming period in Avon at 84 degrees F.
Saturday Night is the coolest period ahead with temperatures near 35 degrees F.
The strongest winds are forecast for Saturday at about 15 to 20 mph WNW.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 15, 2026 3:14 PM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- ILX
- Radar station
- KDVN
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 2am. Mostly cloudy, with a low around 58. South southwest wind 12 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Mostly sunny, with a high near 77. West wind 8 to 12 mph, with gusts as high as 22 mph. New rainfall amounts less than a tenth of an inch possible.
Mostly clear, with a low around 55. South southwest wind around 6 mph.
A chance of rain showers between 1pm and 4pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 84. South wind 6 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Showers and thunderstorms. Mostly cloudy, with a low around 45. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Showers and thunderstorms likely. Partly sunny, with a high near 57. West northwest wind 15 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
A chance of rain showers before 1am. Mostly clear, with a low around 35. Chance of precipitation is 30%.
Sunny, with a high near 56.
Mostly clear, with a low around 36.
Sunny, with a high near 67.
Mostly clear, with a low around 48.
Mostly sunny, with a high near 73.
Mostly clear, with a low around 52.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
This Afternoon
Apr 15
|
Showers And Thunderstorms Likely
|
77°F |
16 mph
SSW
|
|
Tonight
Apr 15
|
Chance Showers And Thunderstorms
|
58°F |
12 to 15 mph
SSW
|
|
Thursday
Apr 16
|
Mostly Sunny
|
77°F |
8 to 12 mph
W
|
|
Thursday Night
Apr 16
|
Mostly Clear
|
55°F |
6 mph
SSW
|
|
Friday
Apr 17
|
Mostly Sunny then Chance Showers And Thunderstorms
|
84°F |
6 to 18 mph
S
|
|
Friday Night
Apr 17
|
Showers And Thunderstorms
|
45°F |
15 mph
SSW
|
|
Saturday
Apr 18
|
Showers And Thunderstorms Likely
|
57°F |
15 to 20 mph
WNW
|
|
Saturday Night
Apr 18
|
Chance Rain Showers
|
35°F |
10 to 17 mph
WNW
|
|
Sunday
Apr 19
|
Sunny
|
56°F |
10 to 15 mph
WNW
|
|
Sunday Night
Apr 19
|
Mostly Clear
|
36°F |
6 to 10 mph
WSW
|
|
Monday
Apr 20
|
Sunny
|
67°F |
6 to 14 mph
S
|
|
Monday Night
Apr 20
|
Mostly Clear
|
48°F |
12 mph
SSW
|
|
Tuesday
Apr 21
|
Mostly Sunny
|
73°F |
12 to 16 mph
SW
|
|
Tuesday Night
Apr 21
|
Mostly Clear
|
52°F |
9 to 13 mph
SSW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Avon.
