Banner, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Banner, IL in one place.
Sunny, with a high near 83. Southeast wind 0 to 3 mph.
Local Weather Overview
This forecast page for Banner, 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: Oct 10, 2026 4:02 AM CDT.
The active forecast window currently covers Oct 11 to Oct 16, 2026 for Banner, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 11 to Oct 16, 2026
- Latest sync
- Oct 10, 2026 4:02 AM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Banner
Columbus Day looks like the warmest upcoming period in Banner at 88 degrees F.
Thursday Night is the coolest period ahead with temperatures near 50 degrees F.
The strongest winds are forecast for Friday at about 10 to 14 mph WNW.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 10, 2026 4:02 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- ILX
- Radar station
- KILX
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 62. South wind around 5 mph.
Sunny, with a high near 88. Southwest wind 5 to 9 mph, with gusts as high as 18 mph.
Mostly clear, with a low around 67. Southwest wind around 7 mph, with gusts as high as 17 mph.
Sunny, with a high near 81.
A slight chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Mostly clear, with a low around 57. Chance of precipitation is 50%.
Showers and thunderstorms likely. Mostly sunny, with a high near 73.
Showers and thunderstorms likely. Mostly cloudy, with a low around 55.
Showers and thunderstorms likely. Partly sunny, with a high near 73.
A chance of rain showers. Partly cloudy, with a low around 50.
A chance of rain showers before 1pm. Mostly sunny, with a high near 65.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
Oct 11
|
Sunny
|
83°F |
0 to 3 mph
SE
|
|
Sunday Night
Oct 11
|
Mostly Clear
|
62°F |
5 mph
S
|
|
Columbus Day
Oct 12
|
Sunny
|
88°F |
5 to 9 mph
SW
|
|
Monday Night
Oct 12
|
Mostly Clear
|
67°F |
7 mph
SW
|
|
Tuesday
Oct 13
|
Sunny
|
81°F |
7 mph
WNW
|
|
Tuesday Night
Oct 13
|
Slight Chance Showers And Thunderstorms
|
57°F |
6 mph
NNE
|
|
Wednesday
Oct 14
|
Showers And Thunderstorms Likely
|
73°F |
7 mph
ENE
|
|
Wednesday Night
Oct 14
|
Showers And Thunderstorms Likely
|
55°F |
7 mph
E
|
|
Thursday
Oct 15
|
Showers And Thunderstorms Likely
|
73°F |
9 mph
S
|
|
Thursday Night
Oct 15
|
Chance Rain Showers
|
50°F |
6 to 9 mph
W
|
|
Friday
Oct 16
|
Chance Rain Showers
|
65°F |
10 to 14 mph
WNW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Banner.