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February 15th, 2026 :: 10:56 pm CST   

Local Weather Report for
Fairfield
Illinois, United States

 Current Fairfield Weather Conditions Updated February 15th at 9:55 pm 
mist
Temperature:37°F Dew Point:36°F
Barometer:30.04 inHg Wind:calm
Humidity:93.1% Visibility:0M
 
 Fairfield Weather Forecast Summary  
 
Today
Feb 15th
Monday
Feb 16th
Tuesday
Feb 17th
Wednesday
Feb 18th
Thursday
Feb 19th
Showers Cloudy Cloudy Cloudy Cloudy
56°F
60°F
41°F
59°F
45°F
71°F
55°F
65°F
52°F
 
 Fairfield Detailed Weather Forecast  
 
Monday, February 16th, 2026
Overnight Temperature: 42°F
A mix of cloudy and clear skies.
Morning Temperature: 54°F
Cloudy. Windy at times.
Afternoon Temperature: 51°F
A mix of cloud and sun.
Evening Temperature: 48°F
Cloudy.
Tuesday, February 17th, 2026
Overnight Temperature: 45°F
A mix of cloudy and clear skies.
Morning Temperature: 55°F
Cloudy. Windy at times.
Afternoon Temperature: 57°F
Cloudy. Windy at times.
Evening Temperature: 58°F
Cloudy. Windy.
Wednesday, February 18th, 2026
Overnight Temperature: 59°F
Cloudy. Windy.
Morning Temperature: 66°F
Sunny with cloudy periods. Windy.
Afternoon Temperature: 61°F
Sunny. Windy at times.
Evening Temperature: 56°F
Clear with cloudy periods with a slight chance of showers. Windy at times.
Thursday, February 19th, 2026
Overnight Temperature: 53°F
Clear with a chance of showers.
Morning Temperature: 62°F
Sunny with cloudy periods with a slight chance of showers or thundershowers. Windy.
Afternoon Temperature: 63°F
Cloudy with a slight chance of showers. Windy.
Evening Temperature: 59°F
Cloudy with a chance of showers. Windy at times.
Friday, February 20th, 2026
Overnight Temperature: 45°F
A mix of cloudy and clear skies. Windy.
Morning Temperature: 45°F
Cloudy. Windy.
Afternoon Temperature: 45°F
Cloudy.
Evening Temperature: 42°F
Cloudy.
Saturday, February 21st, 2026
Overnight Temperature: 38°F
Cloudy. Windy at times.
Morning Temperature: 45°F
Cloudy. Windy at times.
Afternoon Temperature: 43°F
Sunny.
Evening Temperature: 39°F
Cloudy.
Sunday, February 22nd, 2026
Overnight Temperature: 35°F
A mix of cloudy and clear skies.
Morning Temperature: 44°F
Cloudy. Windy.
Afternoon Temperature: 36°F
Sunny. Windy at times.
Evening Temperature: 30°F
Clear. Windy at times.
Monday, February 23rd, 2026
Overnight Temperature: 25°F
Clear. Windy at times.
Morning Temperature: 32°F
Sunny. Windy at times.
Afternoon Temperature: 29°F
Sunny.
Evening Temperature: 26°F
Clear.





 

  [ Local Weather Report ]
Flora, IL 
9:55 PM  37°F
mist
 
Albion, IL 
 
Mcleansboro, IL 
 
Carmi, IL 
 
Mount Vernon, IL 
 
Olney, IL 
9:55 PM  39°F
Overcast
 
Salem, IL 
9:55 PM  41°F
 
 
Centralia, IL 
 
Benton, IL 
 
Harrisburg, IL 
9:55 PM  36°F
 

 
This WeatherCity Weather Forecast for Fairfield, Illinois, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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