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January 31st, 2026 :: 2:50 pm CST   

Local Weather Report for
Fairfield
Illinois, United States

 Current Fairfield Weather Conditions Updated January 31st at 1:55 pm 
Overcast
Temperature:18°F Dew Point:5°F
Barometer:30.42 inHg Wind:N 15 Mph
Humidity:54.5% Visibility:0M
 
 Fairfield Weather Forecast Summary  
 
Today
Jan 31st
Sunday
Feb 1st
Monday
Feb 2nd
Tuesday
Feb 3rd
Wednesday
Feb 4th
Cloudy Cloudy Cloudy Mix of rain and snow Mix of Cloud and Sun
21°F
25°F
5°F
36°F
15°F
35°F
24°F
28°F
16°F
 
 Fairfield Detailed Weather Forecast  
 
Saturday, January 31st, 2026
Afternoon Temperature: 17°F
A mix of cloud and sun.
Evening Temperature: 12°F
A mix of cloudy and clear skies.
Sunday, February 1st, 2026
Overnight Temperature: 6°F
Clear with cloudy periods.
Morning Temperature: 20°F
Cloudy.
Afternoon Temperature: 20°F
A mix of cloud and sun.
Evening Temperature: 20°F
A mix of cloudy and clear skies.
Monday, February 2nd, 2026
Overnight Temperature: 17°F
Clear with cloudy periods.
Morning Temperature: 30°F
Sunny with cloudy periods.
Afternoon Temperature: 27°F
Cloudy with sunny periods.
Evening Temperature: 27°F
Cloudy.
Tuesday, February 3rd, 2026
Overnight Temperature: 29°F
Cloudy.
Morning Temperature: 33°F
Cloudy with flurries or showers likely. Risk of freezing rain. Windy at times.
Afternoon Temperature: 30°F
A mix of cloud and sun with flurries likely. Windy at times.
Evening Temperature: 25°F
Cloudy. Windy at times.
Wednesday, February 4th, 2026
Overnight Temperature: 21°F
A mix of cloudy and clear skies. Windy at times.
Morning Temperature: 24°F
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 20°F
A mix of cloud and sun.
Evening Temperature: 17°F
Clear with cloudy periods.
Thursday, February 5th, 2026
Overnight Temperature: 14°F
Clear with cloudy periods.
Morning Temperature: 25°F
Cloudy.
Afternoon Temperature: 22°F
Sunny.
Evening Temperature: 23°F
A mix of cloudy and clear skies. Windy at times.
Friday, February 6th, 2026
Overnight Temperature: 27°F
Cloudy. Windy at times.
Morning Temperature: 35°F
Cloudy with a chance of showers. Showers possibly mixed with wet flurries. Windy at times.
Afternoon Temperature: 34°F
Cloudy with a chance of flurries or showers. Windy at times.
Evening Temperature: 29°F
Cloudy. Windy at times.
Saturday, February 7th, 2026
Overnight Temperature: 22°F
Cloudy with clear periods.
Morning Temperature: 26°F
Cloudy.
Afternoon Temperature: 25°F
Cloudy.
Evening Temperature: 25°F
Cloudy.
Sunday, February 8th, 2026
Overnight Temperature: 26°F
Cloudy with a slight chance of flurries.
Morning Temperature: 30°F
Cloudy with a chance of flurries or showers. Windy at times.
Afternoon Temperature: 31°F
Cloudy with flurries or freezing rain showers likely. Windy at times.
Evening Temperature: 31°F
Cloudy with flurries or freezing rain showers likely.





 

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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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