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Amherst, Illinois Weather Forecast
Amherst, Illinois Weather
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Weather Forecast for Amherst, Illinois : Lake County
Issued: 3:11 pm CST Dec 21, 2025 Latitude: 42.1619695 Longitude: -88.09841 View on Google Maps

MouseOver for Detail Forecast
Tonight Monday Tuesday Wednesday Christmas Day Friday Saturday Sunday
Increasing Clouds on Tonight 20% chance of rain on Monday Mostly Cloudy on Tuesday 30% chance of rain on Wednesday Patchy Fog on Christmas Day Mostly Cloudy on Friday Mostly Cloudy on Saturday Mostly Sunny on Sunday
Low: 26°F High: 40°F High: 46°F High: 42°F High: 48°F High: 47°F High: 43°F High: 32°F
Low: 35°F Low: 30°F Low: 40°F Low: 40°F Low: 34°F Low: 23°F  
Increasing Clouds Rain Mostly Cloudy Rain Patchy Fog Mostly Cloudy Mostly Cloudy Mostly Sunny
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Current Conditions at
CHICAGO/WHEELING - (KPWK)
27°
Clear
as of 4:52 PM CST
Rel. Humidity: 49%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 30.42 in.
Flight Rule: VFR
Wind Data
6 MPH
190° South
Cloud Level(s): Clear
Current Conditions at
CHICAGO-OHARE - (KORD)
30°
Mostly Clear
as of 4:51 PM CST
Rel. Humidity: 39%
Dew Point: 9°F
Visibility: 10 Miles
Pressure: 30.41 in.
Flight Rule: VFR
Wind Data
3 MPH
190° South
Cloud Level(s): Few at 7000ft, Few at 25000ft
Current Conditions at
WEST CHICAGO - (KDPA)
27°
Clear
as of 4:52 PM CST
Rel. Humidity: 53%
Dew Point: 12°F
Visibility: 10 Miles
Pressure: 30.40 in.
Flight Rule: VFR
Wind Data
8 MPH
170° South
Cloud Level(s): Clear
Current Conditions at
WAUKEGAN - (KUGN)
25°
Clear
as of 4:51 PM CST
Rel. Humidity: 53%
Dew Point: 10°F
Visibility: 10 Miles
Pressure: 30.39 in.
Flight Rule: VFR
Wind Data
6 MPH
200° South
Cloud Level(s): Clear
Increasing Clouds on Tonight Tonight... Increasing clouds, with a steady temperature around 26. South wind 5 to 10 mph, with gusts as high as 15 mph.

20% chance of rain Monday Monday... A 20 percent chance of rain after 3pm. Cloudy, with a high near 40. South wind 10 to 15 mph, with gusts as high as 25 mph.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 35. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.

Mostly Cloudy on Tuesday Tuesday... Mostly cloudy, with a high near 46. West northwest wind 5 to 10 mph.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 30. Calm wind becoming east around 5 mph after midnight. Winds could gust as high as 10 mph.

30% chance of rain Wednesday Wednesday... A 30 percent chance of rain or drizzle after noon. Cloudy, with a high near 42.

60% chance of rain Wednesday Night Wednesday Night... Rain or drizzle likely before midnight, then a slight chance of drizzle after midnight. Patchy fog. Otherwise, cloudy, with a low around 40. Chance of precipitation is 60%.

Patchy Fog on Christmas Day Christmas Day... Patchy fog before noon. Otherwise, cloudy, with a high near 48.

20% chance of rain Thursday Night Thursday Night... A chance of rain before midnight. Mostly cloudy, with a low around 40.

Mostly Cloudy on Friday Friday... Mostly cloudy, with a high near 47.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 34.

Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 43.

Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 23.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 32.

Current Radar Image


Sun Almanac for Amherst, Illinois
Sunrise: 07:18 AM
Sunset: 4:24 PM
Civil Sunrise:06:46 AM
Civil Sunset: 4:55 PM
Nautical Sunrise: 06:11 AM
Nautical Sunset: 5:31 PM
Astro Sunrise: 05:37 AM
Astro Sunset: 6:05 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.