Weather WorldAuxiliary Reservoir, IL 7-Day Weather Forecast
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Auxiliary Reservoir Weather Forecast
Auxiliary Reservoir, IL Weather Forecast Date: 402 AM CDT Mon Aug 24 2026
Weather forecast for Auxiliary Reservoir, IL
Today Hi: 85°FHi: 29°C Lo: 60°F Lo: 16°C |
Today... Patchy fog this morning. Sunny. Highs in the mid 80s. Calm winds, becoming northeast around 5 mph this afternoon. |
Tue Hi: 85°FHi: 29°C Lo: 65°F Lo: 18°C |
Tuesday... Sunny. Highs in the mid 80s. East winds around 5 mph. |
| Wed Hi: 89°FHi: 32°C Lo: 65°F Lo: 18°C |
Wednesday... Mostly sunny. Highs in the upper 80s. Southwest winds around 5 mph. |
| Thu Hi: 89°FHi: 32°C Lo: 65°F Lo: 18°C |
Thursday... Sunny. Highs in the upper 80s. |
| Fri Hi: 89°FHi: 32°C Lo: 65°F Lo: 18°C |
Friday... Mostly clear. Highs in the upper 80s. Lows in the mid 60s. |
Sat Hi: 91°FHi: 33°C Lo: 69°F Lo: 21°C |
Saturday... Partly cloudy. Highs in the lower 90s. Lows in the upper 60s. |
| Sun Hi: 91°FHi: 33°C Lo: 69°F Lo: 21°C |
Sunday... Partly cloudy. Highs in the lower 90s. Lows in the upper 60s. |
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