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Olympia Park, IL Weather Forecast

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Olympia Park, IL Weather Forecast

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Olympia Park IL weather - Clear - 73°F
Clear
73°F
Updated 1:43 pm
Feels Like 66°F
Humidity 44%
Wind S 8 mph
Barometer  30.16 in
Dew Point 50°F
Olympia Park IL weather - Clear - 23°C
Clear
23°C
Updated 1:43 pm
Feels Like 19°C
Humidity 44%
Wind S 13 km/h
Barometer  102.1 kPa
Dew Point 10°C
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Olympia Park Weather Forecast

REST OF TODAY TONIGHT THURSDAY THURSDAY NIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT
Olympia Park, IL Weather - Rest Of Today Mostly Sunny Olympia Park, IL Weather - Tonight Chance Of T-Storm Olympia Park, IL Weather - Thursday Chance Of Showers Olympia Park, IL Weather - Thursday Night Clear Olympia Park, IL Weather - Friday Partly Cloudy Olympia Park, IL Weather - Friday Night Chance Of T-Storm Olympia Park, IL Weather - Saturday Chance Of Showers Olympia Park, IL Weather - Saturday Night Chance Of Showers Olympia Park, IL Weather - Sunday Chance Of Showers Olympia Park, IL Weather - Sunday Night Chance Of Showers Olympia Park, IL Weather - Monday Chance Of Showers Olympia Park, IL Weather - Monday Night Chance Of Showers
Mostly Sunny Chance of T-Storm Chance of Showers Clear Partly Cloudy Chance of T-Storm Chance of Showers Chance of Showers Chance of Showers Chance of Showers Chance of Showers Chance of Showers
Hi: 75°FHi: 24°C
 Lo: 60°FLo: 16°C Hi: 70°FHi: 21°C
 Lo: 49°FLo: 9°C Hi: 61°FHi: 16°C
 Lo: 51°FLo: 11°C Hi: 61°FHi: 16°C
 Lo: 51°FLo: 11°C Hi: 69°FHi: 21°C
 Lo: 55°FLo: 13°C Hi: 65°FHi: 18°C
 Lo: 55°FLo: 13°C
POP: 20% POP: 20% POP: 40% POP: 50% POP: 20% POP: 40% POP: 40% POP: 40% POP: 50%
POP = Probability of Precipitation.
Weather Outlook Updated: 931 AM CDT Wed Oct 28 2026 Olympia Park, IL Weather - WeatherWorld.com

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Olympia Park Forecast Discussion

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Issued: 1244 PM CDT Wed Oct 28 2026

Key Messages

  • Above average temperatures to persist through the upcoming weekend, though today looks the warmest.
  • While not a wash out, there will be some periodic chances for showers and perhaps isolated thunderstorms at times late tonight through the upcoming weekend.

Discussion

... Issued at 257 AM CDT Wed Oct 28 2026

Today is shaping up to be an unseasonably mild day area-wide. High temperatures are forecast in the low to mid-70s with breezy southwesterly winds gusting up to 25 mph this afternoon...