Weather WorldProspect Heights, IL 7-Day Weather Forecast
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Prospect Heights Weather Forecast
Prospect Heights, IL Weather Forecast Date: 906 AM CDT Sat Oct 03 2026
Weather forecast for Prospect Heights, IL
Today Hi: 69°FHi: 21°C Lo: 49°F Lo: 9°C |
Rest of Today... Sunny. Highs in the upper 60s. Southeast winds 5 to 10 mph. |
| Sun Hi: 70°FHi: 21°C Lo: 45°F Lo: 7°C |
Sunday... Mostly sunny. Highs around 70. Northwest winds 5 to 10 mph. |
| Mon Hi: 65°FHi: 18°C Lo: 45°F Lo: 7°C |
Monday... Sunny. Highs in the mid 60s inland, but only in the lower 60s near the lake. North winds around 5 mph. |
| Tue Hi: 69°FHi: 21°C Lo: 50°F Lo: 10°C |
Tuesday... Sunny. Highs in the upper 60s. |
| Wed Hi: 71°FHi: 22°C Lo: 50°F Lo: 10°C |
Wednesday... Mostly sunny. Highs in the lower 70s. |
Thu Hi: 71°FHi: 22°C Lo: 51°F Lo: 11°C |
Thursday... Partly cloudy in the morning, then becoming mostly sunny. Highs in the lower 70s. |
| Fri Hi: 71°FHi: 22°C |
Friday... Mostly sunny. Highs in the lower 70s inland, but only in the upper 60s near the lake. |
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