Summit Park, IL Weather Forecast

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Summit Park, IL Weather Forecast

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Summit Park IL weather  - Clear - 69°F
Clear
69°F
Updated 4:09 am
Feels Like 66°F
Humidity 54%
Wind N 7 mph
Barometer  29.96 in
Dew Point 52°F
Summit Park IL weather  - Clear - 21°C
Clear
21°C
Updated 4:09 am
Feels Like 19°C
Humidity 54%
Wind N 11 km/h
Barometer  101.5 kPa
Dew Point 11°C

Summit Park Weather Forecast

EARLY THIS MORNING TODAY TONIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT THURSDAY THURSDAY NIGHT FRIDAY
Summit Park, IL Weather - Early This Morning Partly Cloudy Summit Park, IL Weather - Today Chance Of Showers Summit Park, IL Weather - Tonight Mostly Clear Summit Park, IL Weather - Monday Mostly Cloudy Summit Park, IL Weather - Monday Night Chance Of T-Storm Summit Park, IL Weather - Tuesday Chance Of T-Storm Summit Park, IL Weather - Tuesday Night Chance Of T-Storm Summit Park, IL Weather - Wednesday Chance Of T-Storm Summit Park, IL Weather - Wednesday Night Chance Of T-Storm Summit Park, IL Weather - Thursday Showers Likely Summit Park, IL Weather - Thursday Night Chance Of Showers Summit Park, IL Weather - Friday Chance Of Showers
Partly Cloudy Chance of Showers Mostly Clear Mostly Cloudy Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Showers Likely Chance of Showers Chance of Showers
Hi: 75°FHi: 24°C
Lo: 55°FLo: 13°C Hi: 75°FHi: 24°C
Lo: 69°FLo: 21°C Hi: 85°FHi: 29°C
Lo: 65°FLo: 18°C Hi: 71°FHi: 22°C
Lo: 69°FLo: 21°C Hi: 79°FHi: 26°C
Lo: 65°FLo: 18°C Hi: 75°FHi: 24°C
POP: 40% POP: 30% POP: 70% POP: 70% POP: 70% POP: 70% POP: 70% POP: 40% POP: 50%
POP = Probability of Precipitation.
Weather Outlook Updated: 325 AM CDT Sun Sep 13 2026 Summit Park, IL Weather - WeatherWorld.com

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Summit Park Forecast Discussion

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Issued: 304 AM CDT Sun Sep 13 2026

Key Messages

  • Cooler today with a chance for afternoon showers.
  • Waves of heavy rain producing thunderstorms possible in the general region early to mid next week.

Discussion

... Issued at 304 AM CDT Sun Sep 13 2026

Northerly surface winds are ushering in cooler, less humid air early this morning following yesterday`s cold frontal passage. This post-frontal airmass will bring fall-like temperatures today, with highs remaining in the lower 70s north and the mid- to-upper 70s south. Skies will turn most...