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City of Quincy, IllinoisQuincy, IL 7-Day Weather Forecast
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Quincy Weather Forecast
Quincy, IL Weather Forecast Date: 637 PM CST Sat Nov 14 2026
Weather forecast for Quincy, IL
Tonight Lo: 25°F Lo: -4°C |
Tonight... Mostly clear. Lows in the mid 20s. East winds around 5 mph this evening, becoming light and variable. |
Sun Hi: 51°FHi: 11°C Lo: 29°F Lo: -2°C |
Sunday... Mostly sunny. Highs in the lower 50s. Light and variable winds. |
| Mon Hi: 55°FHi: 13°C Lo: 39°F Lo: 4°C |
Monday... Sunny. Highs in the mid 50s. South winds around 5 mph. |
| Tue Hi: 59°FHi: 15°C Lo: 39°F Lo: 4°C |
Tuesday... Mostly clear. Highs in the upper 50s. Lows in the upper 30s. |
| Wed Hi: 61°FHi: 16°C Lo: 50°F Lo: 10°C |
Wednesday... Mostly sunny. Highs in the lower 60s. |
Thu Hi: 65°FHi: 18°C Lo: 50°F Lo: 10°C |
Thursday... Mostly cloudy with a 20% chance of rain. Highs in the mid 60s. Lows around 50. |
| Fri Hi: 65°FHi: 18°C Lo: 50°F Lo: 10°C |
Friday... Mostly cloudy with a 20% chance of rain. Highs in the mid 60s. Lows around 50. |
| Fri Hi: 65°FHi: 18°C Lo: 50°F Lo: 10°C |
Friday... Mostly cloudy with a 20% chance of rain. Highs in the mid 60s. Lows around 50. |
Quincy Radar Loop
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