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Lake Murphysboro State Park, IL Weather Forecast
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Lake Murphysboro State Park Weather Forecast
| THIS AFTERNOON | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT |
 |  | | | |  |  |  |  | | | |
| Sunny | Clear | Sunny | Clear | Sunny | Chance of Showers | Chance of T-Storm | Partly Cloudy | Partly Cloudy | Mostly Clear | Partly Cloudy | Partly Cloudy |
| Hi: 91°FHi: 33°C | Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C | Lo: 75°FLo: 24°C | Hi: 99°FHi: 37°C | Lo: 71°FLo: 22°C | Hi: 89°FHi: 32°C | Hi: 90°FHi: 32°C Lo: 69°FLo: 21°C | Hi: 90°FHi: 32°C Lo: 69°FLo: 21°C | Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C Lo: 71°FLo: 22°C |
| POP: 40% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 127 PM CDT Fri Aug 14 2026 
Lake Murphysboro State Park Radar Loop
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