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Grandview, Illinois Weather Forecast
Grandview, Illinois Weather
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Weather Forecast for Grandview, Illinois : Sangamon County
Issued: 5:36 am CST Nov 5, 2025 Latitude: 39.8164391 Longitude: -89.6187102 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Thursday Friday Saturday Sunday Monday Veterans Day
Sunny on Today Mostly Clear on Tonight Increasing Clouds on Thursday Mostly Sunny on Friday 30% chance of rain on Saturday Mostly Sunny on Sunday Sunny on Monday Mostly Sunny on Veterans Day
High: 67°F Low: 34°F High: 63°F High: 70°F High: 61°F High: 42°F High: 41°F High: 52°F
Low: 51°F Low: 39°F Low: 31°F Low: 23°F Low: 25°F  
Sunny Mostly Clear Increasing Clouds Mostly Sunny Rain Mostly Sunny Sunny Mostly Sunny
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Current Conditions at
SPRINGFIELD - (KSPI)
54°
Clear
as of 4:52 AM CST
Rel. Humidity: 71%
Dew Point: 45°F
Visibility: 10 Miles
Pressure: 29.93 in.
Flight Rule: VFR
Wind Data
9 MPH
220° Southwest
Cloud Level(s): Clear
Current Conditions at
DECATUR - (KDEC)
55°
Clear
as of 4:54 AM CST
Rel. Humidity: 71%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 29.93 in.
Flight Rule: VFR
Wind Data
16 MPH
220° Southwest
Cloud Level(s): Clear
Sunny on Today Today... Sunny, with a high near 67. West southwest wind 11 to 17 mph becoming north northwest in the afternoon. Winds could gust as high as 28 mph.

Mostly Clear on Tonight Tonight... Mostly clear, with a low around 34. North northwest wind 5 to 8 mph becoming calm in the evening.

Increasing Clouds on Thursday Thursday... Increasing clouds, with a high near 63. Light east southeast wind becoming south southeast 9 to 14 mph in the morning. Winds could gust as high as 22 mph.

50% chance of rain Thursday Night Thursday Night... A 50 percent chance of rain after midnight. Mostly cloudy, with a low around 51. South southeast wind around 14 mph becoming southwest after midnight. Winds could gust as high as 23 mph.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 70. West wind 10 to 14 mph, with gusts as high as 22 mph.

Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 39. West wind 5 to 9 mph becoming light northwest after midnight. Winds could gust as high as 15 mph.

30% chance of rain Saturday Saturday... A 30 percent chance of rain after noon. Partly sunny, with a high near 61. Light and variable wind becoming south southwest 5 to 10 mph in the morning. Winds could gust as high as 17 mph.

30% chance of rain Saturday Night Saturday Night... A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 31.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 42.

Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 23.

Sunny on Monday Monday... Sunny, with a high near 41.

Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 25.

Mostly Sunny on Veterans Day Veterans Day... Mostly sunny, with a high near 52.

Current Radar Image


Sun Almanac for Grandview, Illinois
Sunrise: 06:32 AM
Sunset: 4:52 PM
Civil Sunrise:06:04 AM
Civil Sunset: 5:20 PM
Nautical Sunrise: 05:32 AM
Nautical Sunset: 5:52 PM
Astro Sunrise: 05:00 AM
Astro Sunset: 6:24 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.