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February 18th, 2026 :: 12:01 am CST   

Local Weather Report for
Lawrenceville
Illinois, United States

 Current Lawrenceville Weather Conditions Updated February 17th at 10:53 pm 
Temperature:54°F Dew Point:46°F
Barometer:29.77 inHg Wind:N 41 Mph
Humidity:76.5% Visibility:0M
 
 Lawrenceville Weather Forecast Summary  
 
Today
Feb 18th
Thursday
Feb 19th
Friday
Feb 20th
Saturday
Feb 21st
Sunday
Feb 22nd
Cloudy Thundershowers Cloudy Mix of rain and snow Cloudy
68°F
67°F
50°F
48°F
35°F
38°F
32°F
32°F
21°F
 
 Lawrenceville Detailed Weather Forecast  
 
Wednesday, February 18th, 2026
Overnight Temperature: 56°F
Cloudy. Windy.
Morning Temperature: 64°F
Cloudy. Windy.
Afternoon Temperature: 58°F
Sunny.
Evening Temperature: 54°F
A mix of cloudy and clear skies. Windy at times.
Thursday, February 19th, 2026
Overnight Temperature: 51°F
Clear with cloudy periods with a chance of showers.
Morning Temperature: 62°F
Cloudy. Chance of a thunderstorm. Windy.
Afternoon Temperature: 61°F
A mix of cloud and sun with showers likely. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 59°F
Cloudy with showers likely. Windy.
Friday, February 20th, 2026
Overnight Temperature: 44°F
Cloudy. Windy.
Morning Temperature: 44°F
A mix of cloud and sun. Windy.
Afternoon Temperature: 43°F
Cloudy.
Evening Temperature: 36°F
Clear.
Saturday, February 21st, 2026
Overnight Temperature: 33°F
Cloudy.
Morning Temperature: 37°F
Cloudy with a chance of showers. Showers possibly mixed with wet flurries. Windy at times.
Afternoon Temperature: 34°F
Cloudy with flurries or showers likely. Windy at times.
Evening Temperature: 32°F
Cloudy. Windy at times.
Sunday, February 22nd, 2026
Overnight Temperature: 27°F
Cloudy. Windy at times.
Morning Temperature: 30°F
Cloudy. Windy.
Afternoon Temperature: 27°F
Cloudy. Windy.
Evening Temperature: 22°F
Clear with cloudy periods. Windy.
Monday, February 23rd, 2026
Overnight Temperature: 19°F
Clear with cloudy periods. Windy.
Morning Temperature: 28°F
Cloudy. Windy.
Afternoon Temperature: 26°F
A mix of sun and cloud.
Evening Temperature: 23°F
Clear.
Tuesday, February 24th, 2026
Overnight Temperature: 23°F
Clear with cloudy periods.
Morning Temperature: 34°F
Cloudy. Windy at times.
Afternoon Temperature: 33°F
Cloudy.
Evening Temperature: 32°F
Cloudy. Windy at times.
Wednesday, February 25th, 2026
Overnight Temperature: 33°F
Cloudy. Windy at times.
Morning Temperature: 46°F
Cloudy. Windy.
Afternoon Temperature: 49°F
Cloudy. Windy at times.
Evening Temperature: 47°F
Cloudy.





 

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This WeatherCity Weather Forecast for Lawrenceville, 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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