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Farmington, Illinois Weather Forecast
Farmington, Illinois Weather
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Click for Hazardous Weather Outlook for Farmington, Illinois
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Weather Forecast for Farmington, Illinois : Fulton County
Issued: 4:41 pm CST Nov 17, 2025 Latitude: 40.6980933 Longitude: -90.0059483 View on Google Maps

MouseOver for Detail Forecast
Tonight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
70% chance of thunderstorms on Tonight 20% chance of rain on Tuesday Mostly Cloudy on Wednesday 40% chance of rain on Thursday 60% chance of rain on Friday Mostly Sunny on Saturday Mostly Sunny on Sunday Mostly Sunny on Monday
Low: 43°F High: 52°F High: 53°F High: 61°F High: 51°F High: 50°F High: 55°F High: 55°F
Low: 40°F Low: 41°F Low: 42°F Low: 34°F Low: 34°F Low: 38°F  
Thunderstorms Rain Mostly Cloudy Rain Rain Mostly Sunny Mostly Sunny Mostly Sunny
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Current Conditions at
PEORIA - (KPIA)
54°
Clear
as of 3:54 PM CST
Rel. Humidity: 23%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.02 in.
Flight Rule: VFR
Wind Data
8 MPH
110° East
Cloud Level(s): Clear
Current Conditions at
GALESBURG - (KGBG)
50°
Clear
as of 4:35 PM CST
Rel. Humidity: 43%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.99 in.
Flight Rule: VFR
Wind Data
8 MPH
100° East
Cloud Level(s): Clear
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
52°
Clear
as of 4:35 PM CST
Rel. Humidity: 29%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.98 in.
Flight Rule: VFR
Wind Data
13 MPH
110° East
Cloud Level(s): Clear
Current Conditions at
LACON/MARSHALL COUNTY - (KC75)
50°
Clear
as of 4:35 PM CST
Rel. Humidity: 27%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.02 in.
Flight Rule: VFR
Wind Data
6 MPH
100° East
Cloud Level(s): Clear
70% chance of thunderstorms Tonight Tonight... A chance of rain before 9pm, then rain likely and possibly a thunderstorm between 9pm and 3am, then a chance of rain after 3am. Cloudy, with a low around 43. East southeast wind 9 to 14 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
20% chance of rain Tuesday Tuesday... A 20 percent chance of rain before 7am. Cloudy, with a high near 52. Southeast wind 6 to 13 mph becoming northeast in the afternoon.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 40. North northeast wind 5 to 8 mph, with gusts as high as 16 mph.
Mostly Cloudy on Wednesday Wednesday... Mostly cloudy, with a high near 53. Northeast wind around 5 mph becoming calm in the morning.
Mostly Cloudy on Wednesday Night Wednesday Night... Mostly cloudy, with a low around 41. Calm wind becoming southeast around 5 mph after midnight.
40% chance of rain Thursday Thursday... A 40 percent chance of rain. Mostly cloudy, with a high near 61. Southeast wind 5 to 7 mph becoming west in the afternoon.
50% chance of rain Thursday Night Thursday Night... A 50 percent chance of rain. Mostly cloudy, with a low around 42. West northwest wind 5 to 9 mph becoming north northeast after midnight. Winds could gust as high as 17 mph.
60% chance of rain Friday Friday... Rain likely, mainly before noon. Mostly cloudy, with a high near 51. Chance of precipitation is 60%.
30% chance of rain Friday Night Friday Night... A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 34.
Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 50.
Cloudy on Saturday Night Saturday Night... Partly cloudy, with a low around 34.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 55.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 38.
Mostly Sunny on Monday Monday... Mostly sunny, with a high near 55.
Current Radar Image


Sun Almanac for Farmington, Illinois
Sunrise: 06:50 AM
Sunset: 4:40 PM
Civil Sunrise:06:20 AM
Civil Sunset: 5:10 PM
Nautical Sunrise: 05:47 AM
Nautical Sunset: 5:43 PM
Astro Sunrise: 05:15 AM
Astro Sunset: 6:16 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.