Weather WorldPeoria Lake, IL 7-Day Weather Forecast
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Peoria Lake Weather Forecast
Peoria Lake, IL Weather Forecast Date: 1158 PM CDT Sat Aug 08 2026
Weather forecast for Peoria Lake, IL
Tonight Lo: 69°F Lo: 21°C |
Tonight... Mostly clear. Near steady temperature in the upper 60s. Southeast winds around 5 mph. |
Sun Hi: 90°FHi: 32°C Lo: 71°F Lo: 22°C |
Sunday... Mostly sunny with a slight chance of thunderstorms. A slight chance of showers in the morning, then a chance of showers in the afternoon. Humid with highs around 90. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 30%. Heat index values up to 103 in the afternoon. |
Mon Hi: 90°FHi: 32°C Lo: 71°F Lo: 22°C |
Monday... Mostly sunny. Humid with highs around 90. Southwest winds 5 to 10 mph with gusts up to 20 mph. Heat index values up to 103 in the afternoon. |
| Tue Hi: 89°FHi: 32°C Lo: 71°F Lo: 22°C |
Tuesday... Partly sunny. A chance of showers and thunderstorms in the morning. Highs in the upper 80s. Chance of rain 40%. Heat index values up to 105 in the afternoon. |
| Wed Hi: 85°FHi: 29°C Lo: 69°F Lo: 21°C |
Wednesday... Partly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 50%. |
| Thu Hi: 79°FHi: 26°C Lo: 61°F Lo: 16°C |
Thursday... Mostly cloudy with a chance of showers and thunderstorms. Highs in the upper 70s. Lows in the lower 60s. Chance of rain 50%. |
| Fri Hi: 79°FHi: 26°C Lo: 61°F Lo: 16°C |
Friday... Mostly cloudy with a chance of showers and thunderstorms. Highs in the upper 70s. Lows in the lower 60s. Chance of rain 50%. |
| Fri Hi: 79°FHi: 26°C Lo: 61°F Lo: 16°C |
Friday... Mostly cloudy with a chance of showers and thunderstorms. Highs in the upper 70s. Lows in the lower 60s. Chance of rain 50%. |
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