Deer Grove, Illinois Weather
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Weather Forecast for Deer Grove, Illinois : Whiteside County
Issued: 3:01 am CDT Sep 16, 2025 Latitude: 41.607811 Longitude: -89.689547 View on Google Maps

MouseOver for Detail Forecast
Overnight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
Mostly Clear on Overnight Sunny on Tuesday Sunny on Wednesday Sunny on Thursday 30% chance of on Friday 40% chance of on Saturday 30% chance of on Sunday 30% chance of on Monday
Low: 57°F High: 88°F High: 88°F High: 90°F High: 85°F High: 83°F High: 84°F High: 85°F
Low: 56°F Low: 58°F Low: 62°F Low: 60°F Low: 61°F Low: 62°F  
Mostly Clear Sunny Sunny Sunny Partly Sunny Partly Sunny Partly Sunny Partly Sunny
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Current Conditions at
STERLING ROCK - (KSQI)
61°
Clear
as of 2:56 AM CDST
Rel. Humidity: 93%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 30.18 in.
Flight Rule: VFR
Wind Data
6 MPH
080° East
Cloud Level(s): Clear
Current Conditions at
PERU - (KVYS)
61°
Clear
as of 3:15 AM CDST
Rel. Humidity: 93%
Dew Point: 59°F
Visibility: 7 Miles
Pressure: 30.18 in.
Flight Rule: VFR
Wind Data
6 MPH
050° Northeast
Cloud Level(s): Clear
Current Conditions at
ROCHELLE MUNICIPAL ARPT - (KRPJ)
57°
Clear
as of 3:15 AM CDST
Rel. Humidity: 87%
Dew Point: 54°F
Visibility: 10 Miles
Pressure: 30.19 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Mostly Clear on Overnight Overnight... Mostly clear, with a low around 57. East wind around 5 mph.
Sunny on Tuesday Tuesday... Sunny, with a high near 88. East wind around 5 mph.
Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 56. East wind around 5 mph.
Sunny on Wednesday Wednesday... Sunny, with a high near 88. Calm wind becoming east around 5 mph.
Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 58.
Sunny on Thursday Thursday... Sunny, with a high near 90.
Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 62.
30% chance of Friday Friday... A 30 percent chance of showers after 1pm. Partly sunny, with a high near 85.
50% chance of rain Friday Night Friday Night... A 50 percent chance of showers. Mostly cloudy, with a low around 60.
40% chance of Saturday Saturday... A 40 percent chance of showers. Partly sunny, with a high near 83.
40% chance of rain Saturday Night Saturday Night... A 40 percent chance of showers. Mostly cloudy, with a low around 61.
30% chance of Sunday Sunday... A 30 percent chance of showers. Partly sunny, with a high near 84.
30% chance of rain Sunday Night Sunday Night... A 30 percent chance of showers. Mostly cloudy, with a low around 62.
30% chance of Monday Monday... A 30 percent chance of showers. Partly sunny, with a high near 85.
Sun Almanac for Deer Grove, Illinois
Sunrise: 06:41 AM
Sunset: 7:06 PM
Civil Sunrise:06:13 AM
Civil Sunset: 7:34 PM
Nautical Sunrise: 05:40 AM
Nautical Sunset: 8:07 PM
Astro Sunrise: 05:07 AM
Astro Sunset: 8:40 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.