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Henry, IL Weather Forecast
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Henry Weather Forecast
| REST OF TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
 |  | |  | | |  | | |  | | |
| Sunny | Mostly Clear | Mostly Sunny | Clearing | Sunny | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Chance of Showers | Partly Cloudy | Partly Cloudy |
| Hi: 91°FHi: 33°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 60°FLo: 16°C | Hi: 81°FHi: 27°C | Hi: 91°FHi: 33°C Lo: 61°FLo: 16°C | Hi: 91°FHi: 33°C Lo: 61°FLo: 16°C | Hi: 90°FHi: 32°C Lo: 75°FLo: 24°C | Hi: 90°FHi: 32°C Lo: 75°FLo: 24°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C Lo: 61°FLo: 16°C |
| POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1037 AM CDT Sat Sep 05 2026 
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Issued: 1204 PM CDT Sat Sep 5 2026
Key Messages
- Dangerous Heat Today: Heat index values will reach to around 105 degrees again today. The Extreme Heat Warning covers all of central Illinois.
- Brief Weekend Relief: A cold front pushing south will bring slightly less hot and humid conditions to northern areas Sunday and Monday, dropping highs into the mid-to-upper 80s. Southern areas will remain warmer, around 90.
- Heat Returns Next Week: The brief break in oppressive heat will be short-lived. Widespread 90-degree temperatures are for...