Harris, IL Weather Forecast
Local 7-day forecast
Partly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Harris, IL in one place.
Partly sunny, with a high near 66. East wind around 7 mph.
Local Weather Overview
This forecast page for Harris, 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 9, 2026 3:34 PM CDT.
The active forecast window currently covers Apr 11 to Apr 15, 2026 for Harris, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Apr 11 to Apr 15, 2026
- Latest sync
- Apr 9, 2026 3:34 PM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Harris
Tuesday looks like the warmest upcoming period in Harris at 83 degrees F.
Saturday Night is the coolest period ahead with temperatures near 56 degrees F.
The strongest winds are forecast for Sunday at about 10 to 24 mph SSW.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Apr 9, 2026 3:34 PM CDT
- Coverage
- 5 days
- Time zone
- America/Chicago
- Forecast office
- ILX
- Radar station
- KIND
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly cloudy, with a low around 56. South southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Mostly cloudy, with a high near 79. South southwest wind 10 to 24 mph, with gusts as high as 33 mph.
A slight chance of rain showers between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 83.
A chance of showers and thunderstorms before 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 65.
Showers and thunderstorms likely. Mostly cloudy, with a high near 79.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Saturday
Apr 11
|
Partly Sunny
|
66°F |
7 mph
E
|
|
Saturday Night
Apr 11
|
Mostly Cloudy
|
56°F |
5 to 10 mph
SSE
|
|
Sunday
Apr 12
|
Mostly Cloudy
|
79°F |
10 to 24 mph
SSW
|
|
Sunday Night
Apr 12
|
Chance Showers And Thunderstorms
|
62°F |
18 mph
SSW
|
|
Monday
Apr 13
|
Chance Showers And Thunderstorms
|
79°F |
17 to 21 mph
SSW
|
|
Monday Night
Apr 13
|
Chance Showers And Thunderstorms
|
66°F |
16 mph
SSW
|
|
Tuesday
Apr 14
|
Chance Showers And Thunderstorms
|
83°F |
15 to 22 mph
SSW
|
|
Tuesday Night
Apr 14
|
Chance Showers And Thunderstorms
|
65°F |
16 mph
SSW
|
|
Wednesday
Apr 15
|
Showers And Thunderstorms Likely
|
79°F |
16 to 23 mph
SSW
|
|
Wednesday Night
Apr 15
|
Chance Showers And Thunderstorms
|
56°F |
9 to 15 mph
SW
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Harris.