Blue Mound, IL Weather Forecast
Local 7-day forecast
Chance Showers And Thunderstorms
Track current conditions, temperature changes, wind, and the full daily outlook for Blue Mound, IL in one place.
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. West wind 3 to 8 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible.
Local Weather Overview
This forecast page for Blue Mound, 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 10:11 AM CDT.
The active forecast window currently covers Jul 17 to Jul 23, 2026 for Blue Mound, IL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- Jul 17 to Jul 23, 2026
- Latest sync
- Jul 17, 2026 10:11 AM CDT
- Forecast office
- ILX
- Source
- NOAA / NWS
Daily Outlook
This Week in Blue Mound
Saturday looks like the warmest upcoming period in Blue Mound at 91 degrees F.
Wednesday Night is the coolest period ahead with temperatures near 61 degrees F.
The strongest winds are forecast for Tuesday at about 10 to 15 mph WNW.
Precipitation is mentioned in 7 upcoming forecast periods.
Forecast Details
- Last updated
- Jul 17, 2026 10:11 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 chance of showers and thunderstorms before 11pm. Partly cloudy, with a low around 72. West southwest wind around 7 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
A chance of showers and thunderstorms after 3pm. Sunny, with a high near 91. Heat index values as high as 103. West southwest wind 8 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible.
A chance of showers and thunderstorms before 10pm, then a chance of showers and thunderstorms between 10pm and 1am. Partly cloudy, with a low around 69. Heat index values as high as 100. North northwest wind 3 to 12 mph, with gusts as high as 18 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
Sunny, with a high near 87. East northeast wind around 7 mph.
Mostly clear, with a low around 66. East wind around 6 mph.
Mostly sunny, with a high near 90. South wind 5 to 9 mph.
A slight chance of showers and thunderstorms after 7pm. Partly cloudy, with a low around 73.
A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 89.
Mostly clear, with a low around 64.
Sunny, with a high near 81.
Mostly clear, with a low around 61.
Sunny, with a high near 81.
A slight chance of rain showers after 1am. Partly cloudy, with a low around 62.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Today
Jul 17
|
Chance Showers And Thunderstorms
|
88°F |
3 to 8 mph
W
|
|
Tonight
Jul 17
|
Chance Showers And Thunderstorms then Partly Cloudy
|
72°F |
7 mph
WSW
|
|
Saturday
Jul 18
|
Sunny then Chance Showers And Thunderstorms
|
91°F |
8 to 14 mph
WSW
|
|
Saturday Night
Jul 18
|
Chance Showers And Thunderstorms
|
69°F |
3 to 12 mph
NNW
|
|
Sunday
Jul 19
|
Sunny
|
87°F |
7 mph
ENE
|
|
Sunday Night
Jul 19
|
Mostly Clear
|
66°F |
6 mph
E
|
|
Monday
Jul 20
|
Mostly Sunny
|
90°F |
5 to 9 mph
S
|
|
Monday Night
Jul 20
|
Slight Chance Showers And Thunderstorms
|
73°F |
8 to 12 mph
SSW
|
|
Tuesday
Jul 21
|
Slight Chance Showers And Thunderstorms then Mostly Sunny
|
89°F |
10 to 15 mph
WNW
|
|
Tuesday Night
Jul 21
|
Mostly Clear
|
64°F |
8 to 15 mph
NNW
|
|
Wednesday
Jul 22
|
Sunny
|
81°F |
10 mph
NNE
|
|
Wednesday Night
Jul 22
|
Mostly Clear
|
61°F |
3 to 9 mph
NE
|
|
Thursday
Jul 23
|
Sunny
|
81°F |
6 mph
ENE
|
|
Thursday Night
Jul 23
|
Partly Cloudy then Slight Chance Rain Showers
|
62°F |
6 mph
E
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Blue Mound.