Weather WorldBlair, IL 7-Day Weather Forecast
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Blair Weather Forecast
Blair, IL Weather Forecast Date: 1022 PM CDT Sun Sep 13 2026
Weather forecast for Blair, IL
Tonight Lo: 65°F Lo: 18°C |
Tonight... Mostly clear. Lows in the mid 60s. Northeast winds around 5 mph. Gusts up to 20 mph. |
Mon Hi: 89°FHi: 32°C Lo: 69°F Lo: 21°C |
Monday... Sunny. Highs in the upper 80s. East winds 5 to 10 mph. |
Tue Hi: 99°FHi: 37°C Lo: 71°F Lo: 22°C |
Tuesday... Sunny. A slight chance of showers and thunderstorms in the afternoon. Hot with highs in the upper 90s. South winds 5 to 10 mph. Chance of rain 20%. Heat index values up to 107. |
| Wed Hi: 95°FHi: 35°C Lo: 71°F Lo: 22°C |
Wednesday... Mostly clear. Hot. Highs in the mid 90s. Lows in the lower 70s. Heat index values up to 105. |
| Thu Hi: 95°FHi: 35°C Lo: 69°F Lo: 21°C |
Thursday... Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 20%. Heat index values up to 105. |
| Fri Hi: 91°FHi: 33°C Lo: 69°F Lo: 21°C |
Friday... Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20%. |
Sat Hi: 90°FHi: 32°C Lo: 65°F Lo: 18°C |
Saturday... Mostly sunny. A slight chance of showers in the afternoon. Highs around 90. Chance of rain 20%. |
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