Eugene, IL Weather Forecast
Local 7-day forecast
Showers And Thunderstorms Likely
Track current conditions, temperature changes, wind, and the full daily outlook for Eugene, IL in one place.
Showers and thunderstorms likely before 4pm. Mostly cloudy, with a high near 80. East northeast wind around 7 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Local Weather Overview
This forecast page for Eugene, 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: Sep 15, 2026 2:02 PM CDT.
The active forecast window currently covers Sep 16 to Sep 21, 2026 for Eugene, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Sep 16 to Sep 21, 2026
- Latest sync
- Sep 15, 2026 2:02 PM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Eugene
Thursday looks like the warmest upcoming period in Eugene at 85 degrees F.
Monday Night is the coolest period ahead with temperatures near 53 degrees F.
The strongest winds are forecast for Saturday at about 10 to 14 mph SW.
Precipitation is mentioned in 11 upcoming forecast periods.
Forecast Details
- Last updated
- Sep 15, 2026 2:02 PM CDT
- Coverage
- 6 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 slight chance of rain showers between 7pm and 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 68. East wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Showers and thunderstorms likely before 1pm. Partly sunny, with a high near 85. West wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch possible.
A chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66. Northeast wind around 6 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Partly sunny, with a high near 83. East wind around 8 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
A chance of showers and thunderstorms. Partly cloudy, with a low around 68. Chance of precipitation is 30%.
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 64.
Rain showers likely before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 75.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57.
A slight chance of rain showers before 7am. Mostly sunny, with a high near 72.
Partly cloudy, with a low around 53.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Sep 16
|
Showers And Thunderstorms Likely
|
80°F |
7 mph
ENE
|
|
Wednesday Night
Sep 16
|
Showers And Thunderstorms Likely
|
68°F |
5 mph
E
|
|
Thursday
Sep 17
|
Showers And Thunderstorms Likely
|
85°F |
5 mph
W
|
|
Thursday Night
Sep 17
|
Mostly Cloudy then Chance Showers And Thunderstorms
|
66°F |
6 mph
NE
|
|
Friday
Sep 18
|
Chance Showers And Thunderstorms
|
83°F |
8 mph
E
|
|
Friday Night
Sep 18
|
Chance Showers And Thunderstorms
|
68°F |
6 to 9 mph
SE
|
|
Saturday
Sep 19
|
Chance Rain Showers
|
84°F |
10 to 14 mph
SW
|
|
Saturday Night
Sep 19
|
Showers And Thunderstorms Likely
|
64°F |
6 to 9 mph
WNW
|
|
Sunday
Sep 20
|
Rain Showers Likely
|
75°F |
7 to 12 mph
N
|
|
Sunday Night
Sep 20
|
Chance Showers And Thunderstorms
|
57°F |
7 to 12 mph
NNE
|
|
Monday
Sep 21
|
Slight Chance Rain Showers then Mostly Sunny
|
72°F |
7 to 12 mph
NE
|
|
Monday Night
Sep 21
|
Partly Cloudy
|
53°F |
6 to 10 mph
NE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Eugene.