Pekin Muni, IL Weather Forecast
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Pekin Muni Weather Forecast
| REST OF TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT |
| Mostly Sunny | Partly Cloudy | Mostly Sunny | Mostly Clear | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers | Mostly Cloudy | Chance of Showers | Showers Likely |
| Hi: 79°FHi: 26°C | Lo: 59°FLo: 15°C | Hi: 75°FHi: 24°C | Lo: 50°FLo: 10°C | Hi: 71°FHi: 22°C | Lo: 51°FLo: 11°C | Hi: 71°FHi: 22°C Lo: 51°FLo: 11°C | Hi: 71°FHi: 22°C Lo: 51°FLo: 11°C | Hi: 69°FHi: 21°C | Lo: 51°FLo: 11°C | Hi: 69°FHi: 21°C | Lo: 55°FLo: 13°C |
| POP: 50% | POP: 50% | POP: 40% | POP: 40% | POP: 50% | POP: 40% | POP: 60% |
POP = Probability of Precipitation.
Weather Outlook Updated: 737 AM CDT Wed Oct 28 2026 

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Issued: 554 AM CDT Wed Oct 28 2026
Key Messages
- Well above normal temperatures persist through Friday, with highs climbing to the mid 70s to around 80 degrees, around 15 degrees above normal.
- Scattered light showers are possible Thursday into the weekend along a weak frontal boundary, but rain amounts will be light and localized.
- A pronounced pattern shift this weekend through early next week brings high confidence in more widespread rainfall and cooler temperatures. There is a 50-60% chance areawide for over 1 inch of rain to fal...
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