Green Valley, IL Weather Forecast
Local 7-day forecast
Slight Chance Rain Showers
Track current conditions, temperature changes, wind, and the full daily outlook for Green Valley, IL in one place.
A slight chance of rain showers before 2am. Mostly cloudy, with a low around 52. East wind around 7 mph. Chance of precipitation is 20%.
Local Weather Overview
This forecast page for Green Valley, 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 31, 2026 2:07 AM CDT.
The active forecast window currently covers Oct 31 to Nov 6, 2026 for Green Valley, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Oct 31 to Nov 6, 2026
- Latest sync
- Oct 31, 2026 2:07 AM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Green Valley
Tuesday looks like the warmest upcoming period in Green Valley at 72 degrees F.
Thursday Night is the coolest period ahead with temperatures near 44 degrees F.
The strongest winds are forecast for Monday Night at about 16 to 20 mph SSE.
Precipitation is mentioned in 11 upcoming forecast periods.
Forecast Details
- Last updated
- Oct 31, 2026 2:07 AM CDT
- Coverage
- 7 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
A slight chance of rain showers between 10am and 1pm. Mostly cloudy, with a high near 70. East southeast wind around 7 mph. Chance of precipitation is 20%.
A slight chance of rain showers between 2am and 4am. Cloudy, with a low around 55. East southeast wind around 5 mph. Chance of precipitation is 20%.
A chance of rain showers after 9am. Mostly cloudy, with a high near 68. East southeast wind 5 to 8 mph. Chance of precipitation is 30%.
Mostly cloudy, with a low around 52. Southeast wind around 7 mph.
A chance of rain showers. Mostly cloudy, with a high near 69. South southeast wind 7 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
Rain showers likely. Mostly cloudy, with a low around 58. South southeast wind 16 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Rain showers. Mostly cloudy, with a high near 72. Chance of precipitation is 90%.
Rain showers likely. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.
A chance of rain showers. Partly sunny, with a high near 68.
A chance of rain showers. Mostly cloudy, with a low around 49.
A chance of rain showers. Mostly cloudy, with a high near 65.
Mostly cloudy, with a low around 44.
Mostly sunny, with a high near 62.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Overnight
Oct 31
|
Slight Chance Rain Showers
|
52°F |
7 mph
E
|
|
Saturday
Oct 31
|
Slight Chance Rain Showers
|
70°F |
7 mph
ESE
|
|
Saturday Night
Oct 31
|
Cloudy then Slight Chance Rain Showers
|
55°F |
5 mph
ESE
|
|
Sunday
Nov 1
|
Chance Rain Showers
|
68°F |
5 to 8 mph
ESE
|
|
Sunday Night
Nov 1
|
Mostly Cloudy
|
52°F |
7 mph
SE
|
|
Monday
Nov 2
|
Chance Rain Showers
|
69°F |
7 to 15 mph
SSE
|
|
Monday Night
Nov 2
|
Rain Showers Likely
|
58°F |
16 to 20 mph
SSE
|
|
Tuesday
Nov 3
|
Rain Showers
|
72°F |
15 to 20 mph
SSE
|
|
Tuesday Night
Nov 3
|
Rain Showers Likely
|
54°F |
7 to 15 mph
SSE
|
|
Wednesday
Nov 4
|
Chance Rain Showers
|
68°F |
7 mph
SSE
|
|
Wednesday Night
Nov 4
|
Chance Rain Showers
|
49°F |
5 mph
WNW
|
|
Thursday
Nov 5
|
Chance Rain Showers
|
65°F |
7 mph
NNW
|
|
Thursday Night
Nov 5
|
Mostly Cloudy
|
44°F |
7 mph
N
|
|
Friday
Nov 6
|
Mostly Sunny
|
62°F |
7 mph
N
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Green Valley.