Rock Island County, IL Weather Forecast
County weather hub
Sunny
Compare major city weather across Rock Island County, scan the latest forecast snapshots, and jump into local 7-day outlook pages from one hub.
Sunny, with a high near 84. Northeast wind 5 to 10 mph.
County Weather Overview
This county weather page brings together forecast coverage for Rock Island County so visitors can compare temperatures, wind, and conditions across the region without hopping between unrelated pages.
Current forecast coverage spans 9 of 9 mapped cities in Rock Island County.
Page Snapshot
- Page focus
- county weather
- Forecast window
- Jun 2 to Jun 7, 2026
- Latest sync
- Jun 1, 2026 2:13 AM CDT
- Forecast office
- DVN
- Source
- NOAA / NWS
Daily Outlook
This Week in Rock Island County
Thursday looks like the warmest upcoming period in Rock Island County at 90 degrees F.
Tuesday Night is the coolest period ahead with temperatures near 56 degrees F.
The strongest winds are forecast for Tuesday at about 5 to 10 mph NE.
Precipitation is mentioned in 6 upcoming forecast periods.
Forecast Details
- Last updated
- Jun 1, 2026 2:13 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 56.
Sunny, with a high near 85.
Mostly clear, with a low around 59.
Mostly sunny, with a high near 90.
A slight chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 65.
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 89. Chance of precipitation is 60%.
A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 89. Chance of precipitation is 30%.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Tuesday
Jun 2
|
Sunny
|
84°F |
5 to 10 mph
NE
|
|
Tuesday Night
Jun 2
|
Mostly Clear
|
56°F |
5 to 10 mph
E
|
|
Wednesday
Jun 3
|
Sunny
|
85°F |
5 mph
S
|
|
Wednesday Night
Jun 3
|
Mostly Clear
|
59°F |
5 to 10 mph
S
|
|
Thursday
Jun 4
|
Mostly Sunny
|
90°F |
5 to 10 mph
S
|
|
Thursday Night
Jun 4
|
Partly Cloudy then Slight Chance Showers And Thunderstorms
|
65°F |
10 mph
SW
|
|
Friday
Jun 5
|
Chance Showers And Thunderstorms
|
88°F |
10 mph
SW
|
|
Friday Night
Jun 5
|
Chance Showers And Thunderstorms
|
65°F |
5 to 10 mph
SW
|
|
Saturday
Jun 6
|
Showers And Thunderstorms Likely
|
89°F |
5 to 10 mph
SW
|
|
Saturday Night
Jun 6
|
Chance Showers And Thunderstorms
|
66°F |
5 to 10 mph
S
|
|
Sunday
Jun 7
|
Chance Showers And Thunderstorms
|
89°F |
5 to 10 mph
S
|
Major City Forecasts
Live forecast snapshots for major cities across Rock Island County.
Coverage
Forecast coverage currently spans 9 of 9 mapped cities in Rock Island County.
Largest mapped city population in this region: 41,065.
