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January 3rd, 2026 :: 11:00 pm CST   

Local Weather Report for
Prospect Heights
Illinois, United States

 Current Prospect Heights Weather Conditions Updated January 3rd at 9:52 pm 
Overcast
Temperature:25°F Dew Point:10°F
Barometer:30.09 inHg Wind:calm
Humidity:52.6% Visibility:0M
 
 Prospect Heights Weather Forecast Summary  
 
Today
Jan 3rd
Sunday
Jan 4th
Monday
Jan 5th
Tuesday
Jan 6th
Wednesday
Jan 7th
Cloudy Cloudy Cloudy Cloudy Cloudy
29°F
35°F
26°F
39°F
34°F
41°F
39°F
43°F
36°F
 
 Prospect Heights Detailed Weather Forecast  
 
Sunday, January 4th, 2026
Overnight Temperature: 26°F
Clear with cloudy periods. Windy at times.
Morning Temperature: 29°F
Cloudy. Windy at times.
Afternoon Temperature: 33°F
Cloudy. Windy at times.
Evening Temperature: 35°F
Clear with cloudy periods. Windy.
Monday, January 5th, 2026
Overnight Temperature: 35°F
A mix of cloudy and clear skies. Windy.
Morning Temperature: 36°F
Cloudy. Windy at times.
Afternoon Temperature: 38°F
Cloudy.
Evening Temperature: 39°F
Cloudy.
Tuesday, January 6th, 2026
Overnight Temperature: 39°F
Clear with cloudy periods. Windy at times.
Morning Temperature: 40°F
Cloudy. Windy at times.
Afternoon Temperature: 40°F
Sunny with cloudy periods.
Evening Temperature: 40°F
Clear with cloudy periods. Windy at times.
Wednesday, January 7th, 2026
Overnight Temperature: 37°F
Cloudy. Windy.
Morning Temperature: 39°F
Sunny. Windy at times.
Afternoon Temperature: 42°F
Sunny. Windy at times.
Evening Temperature: 41°F
A mix of cloudy and clear skies.
Thursday, January 8th, 2026
Overnight Temperature: 41°F
Cloudy.
Morning Temperature: 42°F
Cloudy. Windy at times.
Afternoon Temperature: 44°F
A mix of sun and cloud. Windy at times.
Evening Temperature: 42°F
Cloudy.
Friday, January 9th, 2026
Overnight Temperature: 42°F
Cloudy with a chance of showers. Windy at times.
Morning Temperature: 46°F
Cloudy with a few showers. Slight chance of a thunderstorm. Windy at times.
Afternoon Temperature: 49°F
Sunny with cloudy periods with showers likely. Windy.
Evening Temperature: 39°F
Cloudy. Wind 20 to 30 mph.
Saturday, January 10th, 2026
Overnight Temperature: 35°F
Cloudy with a slight chance of showers or wet flurries. Windy.
Morning Temperature: 33°F
Cloudy. Windy.
Afternoon Temperature: 34°F
Cloudy. Windy at times.
Evening Temperature: 33°F
Cloudy. Windy at times.
Sunday, January 11th, 2026
Overnight Temperature: 31°F
Clear. Windy at times.
Morning Temperature: 33°F
Cloudy. Windy at times.
Afternoon Temperature: 37°F
Cloudy. Windy.
Evening Temperature: 37°F
Cloudy with a slight chance of showers. Showers possibly mixed with wet flurries. Wind 20 to 30 mph.





 

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This WeatherCity Weather Forecast for Prospect Heights, 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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