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April 30th, 2026 :: 11:59 am CDT   

Local Weather Report for
Prospect Heights
Illinois, United States

 Current Prospect Heights Weather Conditions Updated April 30th at 10:52 am 
Mostly Cloudy
Temperature:54°F Dew Point:32°F
Barometer:30.04 inHg Wind:calm
Humidity:43.6% Visibility:0M
 
 Prospect Heights Weather Forecast Summary  
 
Today
Apr 30th
Friday
May 1st
Saturday
May 2nd
Sunday
May 3rd
Monday
May 4th
Mix of Cloud and Sun Mostly Sunny Mostly Sunny Mix of Cloud and Sun Mix of Sun and Cloud
42°F
42°F
39°F
42°F
39°F
52°F
43°F
60°F
49°F
 
 Prospect Heights Detailed Weather Forecast  
 
Thursday, April 30th, 2026
Afternoon Temperature: 40°F
Cloudy with sunny periods with a slight chance of showers. Windy at times.
Evening Temperature: 40°F
A mix of cloudy and clear skies with a chance of showers.
Friday, May 1st, 2026
Overnight Temperature: 41°F
A mix of clear and cloudy skies with a chance of showers.
Morning Temperature: 40°F
Mostly sunny. Windy.
Afternoon Temperature: 40°F
Sunny. Windy at times.
Evening Temperature: 40°F
Clear.
Saturday, May 2nd, 2026
Overnight Temperature: 41°F
Clear.
Morning Temperature: 40°F
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 40°F
Sunny.
Evening Temperature: 41°F
Clear.
Sunday, May 3rd, 2026
Overnight Temperature: 43°F
Clear with cloudy periods. Windy at times.
Morning Temperature: 46°F
Sunny. Windy at times.
Afternoon Temperature: 52°F
A mix of cloud and sun. Windy.
Evening Temperature: 51°F
Mostly cloudy. Windy at times.
Monday, May 4th, 2026
Overnight Temperature: 50°F
A mix of clear and cloudy skies with a chance of showers. Windy.
Morning Temperature: 51°F
Cloudy with a chance of showers. Windy at times.
Afternoon Temperature: 59°F
Mostly sunny with a chance of showers or thundershowers. Windy.
Evening Temperature: 56°F
Clear with a chance of showers or thundershowers. Windy.
Tuesday, May 5th, 2026
Overnight Temperature: 48°F
A mix of cloudy and clear skies with a chance of showers. Slight chance of a thunderstorm. Windy.
Morning Temperature: 43°F
A mix of cloud and sun with a slight chance of showers. Windy at times.
Afternoon Temperature: 43°F
A mix of cloud and sun. Windy at times.
Evening Temperature: 43°F
Mostly cloudy.
Wednesday, May 6th, 2026
Overnight Temperature: 44°F
A mix of cloudy and clear skies. Windy at times.
Morning Temperature: 43°F
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 44°F
A mix of cloud and sun. Windy at times.
Evening Temperature: 45°F
Cloudy with clear periods. Windy at times.
Thursday, May 7th, 2026
Overnight Temperature: 45°F
Cloudy with clear periods with a chance of showers. Windy at times.
Morning Temperature: 44°F
Sunny with a chance of showers. Windy at times.
Afternoon Temperature: 49°F
A mix of cloud and sun. Windy at times.
Evening Temperature: 50°F
Clear with cloudy periods. Windy at times.
Friday, May 8th, 2026
Overnight Temperature: 46°F
Clear with cloudy periods.
Morning Temperature: 46°F
Cloudy with sunny periods with a chance of showers. Windy.
Afternoon Temperature: 50°F
Mostly sunny with a slight chance of showers. Windy at times.
Evening Temperature: 51°F
Clear.





 

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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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