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St. Clair Park, IL Weather Forecast

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St. Clair Park, IL Weather Forecast

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St. Clair Park IL weather - Clear - 48°F
Clear
48°F
Updated 2:42 am
Feels Like 51°F
Humidity 96%
Wind N 0 mph
Barometer  30.15 in
Dew Point 47°F
St. Clair Park IL weather - Clear - 9°C
Clear
9°C
Updated 2:42 am
Feels Like 11°C
Humidity 96%
Wind N 0 km/h
Barometer  102 kPa
Dew Point 8°C
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St. Clair Park Weather Forecast

REST OF TONIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY
St. Clair Park, IL Weather - Rest Of Tonight Clear St. Clair Park, IL Weather - Tuesday Sunny St. Clair Park, IL Weather - Tuesday Night Mostly Clear St. Clair Park, IL Weather - Wednesday Sunny St. Clair Park, IL Weather - Wednesday Night Mostly Clear St. Clair Park, IL Weather - Thursday Mostly Clear St. Clair Park, IL Weather - Thursday Night Mostly Clear St. Clair Park, IL Weather - Friday Clear St. Clair Park, IL Weather - Friday Night Clear St. Clair Park, IL Weather - Saturday Sunny St. Clair Park, IL Weather - Saturday Night Chance Of Showers St. Clair Park, IL Weather - Sunday Mostly Sunny
Clear Sunny Mostly Clear Sunny Mostly Clear Mostly Clear Mostly Clear Clear Clear Sunny Chance of Showers Mostly Sunny
Lo: 50°FLo: 10°C Hi: 80°FHi: 27°C
 Lo: 55°FLo: 13°C Hi: 89°FHi: 32°C
 Lo: 59°FLo: 15°C Hi: 81°FHi: 27°C
Lo: 51°FLo: 11°C		 Hi: 81°FHi: 27°C
Lo: 51°FLo: 11°C		 Hi: 81°FHi: 27°C
Lo: 55°FLo: 13°C		 Hi: 81°FHi: 27°C
Lo: 55°FLo: 13°C		 Hi: 89°FHi: 32°C
 Lo: 59°FLo: 15°C Hi: 85°FHi: 29°C
POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 127 AM CDT Tue Oct 06 2026 St. Clair Park, IL Weather - WeatherWorld.com

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St. Clair Park Forecast Discussion

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Issued: 215 AM CDT Tue Oct 6 2026

Key Messages

  • Minimal/no precipitation and above average temperatures are forecast through this week.

Aviation

/06Z TAFS THROUGH 12Z WEDNESDAY/... Issued at 1125 PM CDT Mon Oct 5 2026

Dry and VFR flight conditions are likely through the TAF period. Although patchy river valley fog is possible again overnight/Tuesday morning, the wind direction is less favorable for river valley terminals to be impacted. Winds will become more southerly to southwesterly during the day Tuesday but will still be general...