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Merrimac Park, IL Weather Forecast
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Merrimac Park Weather Forecast
| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT |
 |  |  | | |  | |  | | | |  |
| Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Partly Cloudy | Partly Cloudy | Mostly Clear | Partly Cloudy | Partly Cloudy | Partly Cloudy | Chance of Showers |
| Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C | Hi: 79°FHi: 26°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 71°FLo: 22°C | Hi: 85°FHi: 29°C | Lo: 71°FLo: 22°C |
| POP: 20% | POP: 70% | POP: 90% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 841 AM CDT Tue Aug 04 2026 
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