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Farmington, Illinois Weather Forecast
Farmington, Illinois Weather
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Weather Forecast for Farmington, Illinois : Fulton County
Issued: 6:36 am CST Dec 18, 2025 Latitude: 40.6980933 Longitude: -90.0059483 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Friday Saturday Sunday Monday Tuesday Wednesday
100% chance of rain & snow on Today 20% chance of snow on Tonight Sunny on Friday Partly Sunny on Saturday Sunny on Sunday Partly Sunny on Monday Partly Sunny on Tuesday Mostly Cloudy on Wednesday
High: 32 °F Low: 12°F High: 31°F High: 45°F High: 34°F High: 41°F High: 50°F High: 49°F
Low: 34 °F Low: 21°F Low: 23°F Low: 34°F Low: 33°F  
Rain & Snow Snow Sunny Partly Sunny Sunny Partly Sunny Partly Sunny Mostly Cloudy
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Current Conditions at
PEORIA - (KPIA)
48°
Feels like 42°F
Cloudy
Mist
as of 8:01 AM CST
Rel. Humidity: 100%
Dew Point: 48°F
Visibility: 4 Miles
Pressure: 29.48 in.
Flight Rule: LIFR
Wind Data
15 MPH
180° South
Cloud Level(s): Solid Overcast at 300ft
Current Conditions at
GALESBURG - (KGBG)
Cloudy
Haze
as of 7:55 AM CST
Visibility: 5 Miles
Pressure: 29.42 in.
Flight Rule: IFR
Wind Data
12 MPH
Gust: 17 MPH
160° South
Cloud Level(s): Solid Overcast at 600ft
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
46°
Feels like 40°F
Cloudy
Light Rain
as of 7:55 AM CST
Rel. Humidity: 100%
Dew Point: 46°F
Visibility: 3 Miles
Pressure: 29.45 in.
Flight Rule: IFR
Wind Data
13 MPH
170° South
Cloud Level(s): Broken at 700ft, Solid Overcast at 1300ft
Current Conditions at
LACON/MARSHALL COUNTY - (KC75)
50°
Feels like 44°F
Cloudy
as of 7:55 AM CST
Rel. Humidity: 93%
Dew Point: 48°F
Visibility: 10 Miles
Pressure: 29.48 in.
Flight Rule: IFR
Wind Data
15 MPH
Gust: 24 MPH
190° South
Cloud Level(s): Solid Overcast at 700ft
100% chance of rain & snow Today Today... Rain before 4pm, then a chance of rain and snow between 4pm and 5pm, then a slight chance of rain and snow showers after 5pm. Temperature falling to around 32 by 5pm. Breezy, with a south wind 17 to 24 mph becoming west northwest in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

20% chance of snow Tonight Tonight... A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 12. Wind chill values between -5 and 5. Blustery, with a west northwest wind 20 to 29 mph, with gusts as high as 44 mph.

Sunny on Friday Friday... Sunny, with a high near 31. Wind chill values between -3 and 7. West northwest wind 8 to 17 mph becoming south in the afternoon. Winds could gust as high as 29 mph.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a temperature rising to around 34 by 5am. South wind 9 to 15 mph, with gusts as high as 26 mph.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 45. South wind 9 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 24 mph.

Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 21. Northwest wind 6 to 8 mph, with gusts as high as 18 mph.

Sunny on Sunday Sunday... Sunny, with a high near 34. Northwest wind around 6 mph becoming light and variable in the afternoon.

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

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

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

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 50.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 33.

Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 49.

Current Radar Image


Sun Almanac for Farmington, Illinois
Sunrise: 07:19 AM
Sunset: 4:35 PM
Civil Sunrise:06:48 AM
Civil Sunset: 5:06 PM
Nautical Sunrise: 06:14 AM
Nautical Sunset: 5:40 PM
Astro Sunrise: 05:40 AM
Astro Sunset: 6:13 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.