Weather WorldPosey, IL 7-Day Weather Forecast
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Posey Weather Forecast
Posey, IL Weather Forecast Date: 127 AM CDT Mon Sep 07 2026
Weather forecast for Posey, IL
Tonight Lo: 65°F Lo: 18°C |
Tonight... Mostly cloudy. Lows in the mid 60s. Northeast winds around 5 mph. |
Mon Hi: 89°FHi: 32°C Lo: 61°F Lo: 16°C |
Monday... Mostly sunny. Highs in the upper 80s. East winds 5 to 10 mph. |
| Tue Hi: 95°FHi: 35°C Lo: 71°F Lo: 22°C |
Tuesday... Mostly sunny. Highs in the mid 90s. South winds around 5 mph. |
| Wed Hi: 99°FHi: 37°C Lo: 70°F Lo: 21°C |
Wednesday... Sunny, hot with highs in the upper 90s. Heat index values up to 105. |
Thu Hi: 85°FHi: 29°C Lo: 61°F Lo: 16°C |
Thursday... Showers likely with a slight chance of thunderstorms in the morning, then mostly sunny in the afternoon. Cooler with highs in the mid 80s. Chance of rain 70%. |
| Fri Hi: 89°FHi: 32°C Lo: 65°F Lo: 18°C |
Friday... Mostly clear. Lows in the lower 60s. Highs in the upper 80s. |
| Sat Hi: 91°FHi: 33°C Lo: 69°F Lo: 21°C |
Saturday... Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the lower 90s. Chance of rain 20%. |
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