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Jefferson Park, IL Weather Forecast

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Jefferson Park, IL Weather Forecast

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Jefferson Park IL weather - Clear - 53°F
Clear
53°F
Updated 3:34 am
Feels Like 56°F
Humidity 71%
Wind N 0 mph
Barometer  30.22 in
Dew Point 44°F
Jefferson Park IL weather - Clear - 12°C
Clear
12°C
Updated 3:34 am
Feels Like 13°C
Humidity 71%
Wind N 0 km/h
Barometer  102.3 kPa
Dew Point 7°C
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Jefferson Park Weather Forecast

EARLY THIS MORNING TODAY TONIGHT FRIDAY FRIDAY NIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY
Jefferson Park, IL Weather - Early This Morning Clear Jefferson Park, IL Weather - Today Sunny Jefferson Park, IL Weather - Tonight Partly Cloudy Jefferson Park, IL Weather - Friday Partly Cloudy Jefferson Park, IL Weather - Friday Night Partly Cloudy Jefferson Park, IL Weather - Saturday Partly Cloudy Jefferson Park, IL Weather - Saturday Night Partly Cloudy Jefferson Park, IL Weather - Sunday Partly Cloudy Jefferson Park, IL Weather - Sunday Night Partly Cloudy Jefferson Park, IL Weather - Monday Mostly Cloudy Jefferson Park, IL Weather - Monday Night Mostly Cloudy Jefferson Park, IL Weather - Tuesday Mostly Cloudy
Clear Sunny Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Mostly Cloudy Mostly Cloudy Mostly Cloudy
Hi: 51°FHi: 11°C
 Hi: 71°FHi: 22°C
 Lo: 50°FLo: 10°C Hi: 71°FHi: 22°C
 Lo: 51°FLo: 11°C Hi: 70°FHi: 21°C
 Lo: 51°FLo: 11°C Hi: 75°FHi: 24°C
 Lo: 51°FLo: 11°C Hi: 69°FHi: 21°C
 Lo: 50°FLo: 10°C Hi: 65°FHi: 18°C
POP = Probability of Precipitation.
Weather Outlook Updated: 211 AM CDT Thu Oct 22 2026 Jefferson Park, IL Weather - WeatherWorld.com

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Issued: 150 AM CDT Thu Oct 22 2026

Key Messages

  • Dense fog may develop late tonight into early Friday morning across portions of northeast IL, especially the central and northern portions of the Chicago metropolitan area.
  • Dry and unseasonably mild weather will continue through the upcoming weekend, though it will be slightly cooler near the lake this afternoon and again Friday afternoon.

Discussion

... Issued at 150 AM CDT Thu Oct 22 2026

No significant change to our weather is expected through the weekend. One subtle difference today...