Walnut Grove, IL Weather Forecast
Local 7-day forecast
Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Walnut Grove, IL in one place.
Sunny, with a high near 82. Southeast wind 5 to 10 mph.
Local Weather Overview
This forecast page for Walnut Grove, 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: Jun 2, 2026 1:37 AM CDT.
The active forecast window currently covers Jun 3 to Jun 8, 2026 for Walnut Grove, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jun 3 to Jun 8, 2026
- Latest sync
- Jun 2, 2026 1:37 AM CDT
- Forecast office
- DVN
- Source
- NOAA / NWS
Daily Outlook
This Week in Walnut Grove
Monday looks like the warmest upcoming period in Walnut Grove at 89 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 57 degrees F.
The strongest winds are forecast for Thursday at about 5 to 15 mph S.
Precipitation is mentioned in 8 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 2, 2026 1:37 AM CDT
- Coverage
- 6 days
- Time zone
- America/Chicago
- Forecast office
- DVN
- Radar station
- KDVN
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 57.
Sunny, with a high near 86.
A slight chance of rain showers after 1am. Partly cloudy, with a low around 65.
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 60%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 67. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 40%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Wednesday
Jun 3
|
Sunny
|
82°F |
5 to 10 mph
SE
|
|
Wednesday Night
Jun 3
|
Mostly Clear
|
57°F |
5 to 10 mph
S
|
|
Thursday
Jun 4
|
Sunny
|
86°F |
5 to 15 mph
S
|
|
Thursday Night
Jun 4
|
Partly Cloudy then Slight Chance Rain Showers
|
65°F |
10 to 15 mph
S
|
|
Friday
Jun 5
|
Chance Rain Showers then Chance Showers And Thunderstorms
|
86°F |
10 to 15 mph
S
|
|
Friday Night
Jun 5
|
Chance Showers And Thunderstorms
|
66°F |
5 to 10 mph
S
|
|
Saturday
Jun 6
|
Showers And Thunderstorms Likely
|
86°F |
10 mph
SW
|
|
Saturday Night
Jun 6
|
Chance Showers And Thunderstorms
|
65°F |
5 to 10 mph
SW
|
|
Sunday
Jun 7
|
Chance Showers And Thunderstorms
|
88°F |
5 to 10 mph
SE
|
|
Sunday Night
Jun 7
|
Chance Showers And Thunderstorms
|
67°F |
5 to 10 mph
SE
|
|
Monday
Jun 8
|
Chance Showers And Thunderstorms
|
89°F |
5 to 10 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Walnut Grove.