Granville, IL Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Granville, IL in one place.
A chance of showers and thunderstorms before 2pm, then showers and thunderstorms likely between 2pm and 3pm, then a chance of showers and thunderstorms. Mostly sunny. High near 90, with temperatures falling to around 88 in the afternoon. Southwest wind 0 to 5 mph. Chance of precipitation is 60%.
Local Weather Overview
This forecast page for Granville, 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: Jul 17, 2026 10:24 AM CDT.
The active forecast window currently covers Jul 17 to Jul 23, 2026 for Granville, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 17 to Jul 23, 2026
- Latest sync
- Jul 17, 2026 10:24 AM CDT
- Forecast office
- DVN
- Source
- NOAA / NWS
Daily Outlook
This Week in Granville
Saturday looks like the warmest upcoming period in Granville at 91 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 60 degrees F.
The strongest winds are forecast for Monday at about 5 to 15 mph S.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 17, 2026 10:24 AM CDT
- Coverage
- 7 days
- Time zone
- America/Chicago
- Forecast office
- DVN
- Radar station
- KLOT
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
A chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 73. Southwest wind 5 to 10 mph. Chance of precipitation is 40%.
A chance of showers and thunderstorms between 3pm and 4pm, then a chance of showers and thunderstorms. Sunny. High near 91, with temperatures falling to around 88 in the afternoon. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
A chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 66. North wind 5 to 10 mph. Chance of precipitation is 40%.
Sunny, with a high near 84.
Mostly clear, with a low around 66.
Mostly sunny, with a high near 89.
A chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 72. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 7am. Sunny, with a high near 86. Chance of precipitation is 30%.
Mostly clear, with a low around 62.
Sunny, with a high near 79.
Mostly clear, with a low around 60.
Sunny, with a high near 80.
Partly cloudy, with a low around 62.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Jul 17
|
Chance Showers And Thunderstorms
|
90°F |
0 to 5 mph
SW
|
|
Tonight
Jul 17
|
Chance Showers And Thunderstorms then Partly Cloudy
|
73°F |
5 to 10 mph
SW
|
|
Saturday
Jul 18
|
Sunny then Chance Showers And Thunderstorms
|
91°F |
10 mph
W
|
|
Saturday Night
Jul 18
|
Chance Showers And Thunderstorms then Mostly Clear
|
66°F |
5 to 10 mph
N
|
|
Sunday
Jul 19
|
Sunny
|
84°F |
5 mph
E
|
|
Sunday Night
Jul 19
|
Mostly Clear
|
66°F |
5 mph
SE
|
|
Monday
Jul 20
|
Mostly Sunny
|
89°F |
5 to 15 mph
S
|
|
Monday Night
Jul 20
|
Chance Showers And Thunderstorms
|
72°F |
10 to 15 mph
W
|
|
Tuesday
Jul 21
|
Chance Showers And Thunderstorms then Sunny
|
86°F |
10 to 15 mph
NW
|
|
Tuesday Night
Jul 21
|
Mostly Clear
|
62°F |
10 to 15 mph
N
|
|
Wednesday
Jul 22
|
Sunny
|
79°F |
5 to 10 mph
N
|
|
Wednesday Night
Jul 22
|
Mostly Clear
|
60°F |
0 to 5 mph
NE
|
|
Thursday
Jul 23
|
Sunny
|
80°F |
0 to 5 mph
SE
|
|
Thursday Night
Jul 23
|
Partly Cloudy
|
62°F |
5 mph
SE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Granville.
Nearby forecast pages are not available for this location yet.