National Weather Service forecast
Grant Park, Illinois Weather
Grant Park 7-Day Forecast
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Overnight60°FRain Showers82% chance of precipitation
Rain showers. Cloudy. Low around 60, with temperatures rising to around 63 overnight. South wind around 15 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible.
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Wednesday65°FChance Rain Showers42% chance of precipitation
A chance of rain showers before 1pm. Mostly cloudy. High near 65, with temperatures falling to around 56 in the afternoon. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
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Wednesday Night46°FMostly Cloudy7% chance of precipitation
Mostly cloudy, with a low around 46. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
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Thursday58°FMostly Cloudy then Chance Rain Showers28% chance of precipitation
A chance of rain showers after 4pm. Mostly cloudy, with a high near 58. West southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
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Thursday Night41°FChance Rain Showers50% chance of precipitation
A chance of rain showers. Cloudy, with a low around 41. Northwest wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 50%.
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Friday52°FSlight Chance Rain Showers then Mostly Cloudy19% chance of precipitation
A slight chance of rain showers before noon. Mostly cloudy, with a high near 52. Chance of precipitation is 20%.
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Friday Night34°FPartly Cloudy3% chance of precipitation
Partly cloudy, with a low around 34.
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Saturday52°FMostly Sunny1% chance of precipitation
Mostly sunny, with a high near 52.
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Saturday Night31°FPartly Cloudy
Partly cloudy, with a low around 31.
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Sunday55°FSunny5% chance of precipitation
Sunny, with a high near 55.
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Sunday Night32°FMostly Clear1% chance of precipitation
Mostly clear, with a low around 32.
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Monday61°FSunny1% chance of precipitation
Sunny, with a high near 61.
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Monday Night38°FMostly Clear1% chance of precipitation
Mostly clear, with a low around 38.
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Tuesday62°FSunny1% chance of precipitation
Sunny, with a high near 62.
Issued by the National Weather Service (LOT office), updated .
Grant Park Hourly Forecast
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Grant Park Weather Radar
Open the full radar for Grant ParkAbout Grant Park
- Population (2020 Census)
- 1,294
- Coordinates
- 41.243, -87.636
- Elevation
- 712 ft
- NWS forecast office
- LOT
- Time zone
- America/Chicago
- Sunrise today
- 6:25 AM CST
- Sunset today
- 4:42 PM CST
- Daylight today
- 10 h 18 min
Grant Park Weather Questions
What is the weather forecast for Grant Park, Illinois?
Overnight: Rain showers. Cloudy. Low around 60, with temperatures rising to around 63 overnight. South wind around 15 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible. Wednesday: A chance of rain showers before 1pm. Mostly cloudy. High near 65, with temperatures falling to around 56 in the afternoon. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Will it rain or snow in Grant Park this week?
The best chance of precipitation is Overnight at 82%. Periods with a 30% chance or more: Overnight (82%), Wednesday (42%), Thursday Night (50%).
How warm and how cold will it get in Grant Park this week?
The warmest day is Wednesday, with a high near 65°F. The coldest night is Saturday Night, with a low near 31°F.
What time are sunrise and sunset in Grant Park today?
Sunrise is at 6:25 AM CST and sunset is at 4:42 PM CST, for 10 h 18 min of daylight.
Weather near Grant Park
- Momence 6 mi
- Beecher 7 mi
- Sun River Terrace 10 mi
- Eagle Lake 10 mi
- Peotone 10 mi
- Goodenow 10 mi
- Manteno 11 mi
- Hopkins Park 12 mi