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Foster Park, IL 7-Day Weather Forecast
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Foster Park Weather Forecast
Foster Park, IL Weather Forecast Date: 251 PM CDT Fri Sep 18 2026
Weather forecast for Foster Park, IL
Late Today Hi: 70°FHi: 21°C Lo: 61°F Lo: 16°C |
Late This Afternoon... Mostly cloudy. A chance of showers. Temperatures around 70. East winds 10 to 15 mph. Chance of precipitation 50%. |
Sat Hi: 79°FHi: 26°C Lo: 65°F Lo: 18°C |
Saturday... Mostly cloudy. Showers with thunderstorms likely in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the upper 70s. Southeast winds 10 to 15 mph, becoming south 5 to 10 mph in the afternoon. Chance of precipitation 90%. |
| Sun Hi: 69°FHi: 21°C Lo: 59°F Lo: 15°C |
Sunday... Showers likely with a slight chance of thunderstorms. Breezy. Near steady temperature in the upper 60s. Northeast winds 10 to 15 mph, increasing to 15 to 20 mph in the afternoon. Gusts up to 30 mph. Chance of precipitation 70%. |
Mon Hi: 65°FHi: 18°C Lo: 55°F Lo: 13°C |
Monday... Cloudy with a 50% chance of showers. Breezy with highs in the mid 60s. |
Tue Hi: 65°FHi: 18°C Lo: 55°F Lo: 13°C |
Tuesday... Mostly cloudy. Highs in the mid 60s. |
| Wed Hi: 65°FHi: 18°C Lo: 55°F Lo: 13°C |
Wednesday... Mostly cloudy. Highs in the mid 60s. |
| Thu Hi: 69°FHi: 21°C Lo: 59°F Lo: 15°C |
Thursday... Mostly cloudy. Highs in the upper 60s. |
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