Agnew, Illinois Weather
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Weather Forecast for Agnew, Illinois : Whiteside County
Issued: 11:32 am CDT Jun 20, 2025 Latitude: 41.7866967 Longitude: -89.8001119 View on Google Maps

MouseOver for Detail Forecast
This Afternoon Tonight Saturday Sunday Monday Tuesday Wednesday Thursday
60% chance of thunderstorms on This Afternoon Mostly Clear on Tonight Sunny on Saturday Sunny on Sunday Sunny on Monday 40% chance of thunderstorms on Tuesday 60% chance of thunderstorms on Wednesday 50% chance of thunderstorms on Thursday
High: 84°F Low: 75°F High: 94°F High: 95°F High: 96°F High: 94°F High: 91°F High: 88°F
Low: 76°F Low: 74°F Low: 73°F Low: 71°F Low: 70°F  
Thunderstorms Mostly Clear Sunny Sunny Sunny Thunderstorms Thunderstorms Thunderstorms
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Current Conditions at
CLINTON - (KCWI)
68°
Partly Cloudy
as of 11:56 AM CDST
Rel. Humidity: 88%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 29.91 in.
Flight Rule: VFR
Wind Data
18 MPH
210° Southwest
Cloud Level(s): Few at 3000ft, Scattered at 9000ft
60% chance of thunderstorms This Afternoon This Afternoon... Showers and thunderstorms likely before 3pm, then isolated showers. Mostly cloudy, with a high near 84. South wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

Mostly Clear on Tonight Tonight... Mostly clear, with a low around 75. South wind 10 to 15 mph, with gusts as high as 20 mph.

Sunny on Saturday Saturday... Sunny, with a high near 94. Heat index values as high as 105. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph.

Clear on Saturday Night Saturday Night... Clear, with a low around 76. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

Sunny on Sunday Sunday... Sunny and hot, with a high near 95.

Clear on Sunday Night Sunday Night... Clear, with a low around 74.

Sunny on Monday Monday... Sunny and hot, with a high near 96.

30% chance of thunderstorms Monday Night Monday Night... A chance of showers and thunderstorms. Partly cloudy, with a low around 73. Chance of precipitation is 30%.

40% chance of thunderstorms Tuesday Tuesday... A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94.

50% chance of thunderstorms Tuesday Night Tuesday Night... A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.

60% chance of thunderstorms Wednesday Wednesday... Showers likely and possibly a thunderstorm. Partly sunny, with a high near 91. Chance of precipitation is 60%.

40% chance of thunderstorms Wednesday Night Wednesday Night... A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.

50% chance of thunderstorms Thursday Thursday... A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.

Sun Almanac for Agnew, Illinois
Sunrise: 05:24 AM
Sunset: 8:37 PM
Civil Sunrise:04:50 AM
Civil Sunset: 9:12 PM
Nautical Sunrise: 04:06 AM
Nautical Sunset: 9:56 PM
Astro Sunrise: 03:13 AM
Astro Sunset: 10:49 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.