Weather History for Chicago Executive, IL

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Wednesday, September 26, 2012

  Actual Average Record
Temperature  
Mean Temperature 59 °F 60 °F  
Max Temperature 66 °F 70 °F 91 °F (1998)
Min Temperature 51 °F 50 °F 37 °F (2000)
Degree Days  
Heating Degree Days 6 6  
Month to date heating degree days 101 72  
Since 1 July heating degree days 102 82  
Cooling Degree Days 0 1  
Month to date cooling degree days 81 75  
Year to date cooling degree days 1225 772  
Growing Degree Days 10 (Base 50)    
Moisture  
Dew Point 50 °F    
Average Humidity 73    
Maximum Humidity 97    
Minimum Humidity 58    
Precipitation  
Precipitation 0.00 in 0.11 in 0.80 in (2011)
Month to date precipitation 1.43 2.71  
Year to date precipitation 16.29 25.19  
Sea Level Pressure  
Sea Level Pressure 30.05 in    
Wind  
Wind Speed 7 mph (NNE)    
Max Wind Speed 17 mph    
Max Gust Speed 24 mph    
Visibility 9 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Sep. 26, 2012 Rise Set
Actual Time 6:43 AM CDT 6:40 PM CDT
Civil Twilight 6:15 AM CDT 7:08 PM CDT
Nautical Twilight 5:43 AM CDT 7:41 PM CDT
Astronomical Twilight 5:10 AM CDT 8:14 PM CDT
Moon 4:42 PM CDT (9/26) 3:06 AM CDT (9/26)
Length of Visible Light 12h 52m
Length of Day
11h 57m
Waxing Gibbous, 88% of the Moon is Illuminated
Sep 26
Waxing Gibbous
Sep 29
Full
Oct 8
Last Quarter
Oct 15
New
Oct 21
First Quarter

Hourly Weather History & Observations

Time (CDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:52 AM 61.0 °F 59.0 °F 93% 29.90 in 6.0 mi North 3.5 mph - N/A   Clear
1:52 AM 57.0 °F 54.0 °F 89% 29.90 in 7.0 mi North 3.5 mph - N/A   Clear
3:52 AM 55.0 °F 53.1 °F 93% 29.90 in 5.0 mi Calm Calm - N/A   Clear
4:52 AM 55.0 °F 53.1 °F 93% 29.92 in 7.0 mi NNW 4.6 mph - N/A   Scattered Clouds
5:52 AM 55.0 °F 53.1 °F 93% 29.95 in 10.0 mi Calm Calm - N/A   Clear
6:52 AM 54.0 °F 53.1 °F 97% 29.96 in 9.0 mi Calm Calm - N/A   Clear
7:52 AM 55.9 °F 54.0 °F 93% 29.99 in 10.0 mi NNW 3.5 mph - N/A   Clear
8:52 AM 57.9 °F 53.1 °F 84% 30.01 in 10.0 mi North 9.2 mph - N/A   Clear
9:52 AM 57.9 °F 51.1 °F 78% 30.04 in 10.0 mi North 5.8 mph - N/A   Clear
11:52 AM 66.0 °F 51.1 °F 59% 30.06 in 10.0 mi NNE 13.8 mph 21.9 mph N/A   Clear
12:52 PM 64.9 °F 52.0 °F 63% 30.06 in 10.0 mi NNE 13.8 mph 20.7 mph N/A   Partly Cloudy
1:52 PM 64.9 °F 52.0 °F 63% 30.08 in 10.0 mi NE 13.8 mph 20.7 mph N/A   Partly Cloudy
2:52 PM 62.1 °F 51.1 °F 67% 30.09 in 10.0 mi NNE 12.7 mph - N/A   Unknown
3:05 PM 62.6 °F 51.8 °F 68% 30.09 in 10.0 mi NE 9.2 mph 18.4 mph N/A   Mostly Cloudy
3:41 PM 62.6 °F 50.0 °F 63% 30.08 in 10.0 mi NE 8.1 mph - N/A   Scattered Clouds
3:52 PM 63.0 °F 48.9 °F 60% 30.09 in 10.0 mi NNE 10.4 mph - N/A   Partly Cloudy
4:52 PM 62.1 °F 46.9 °F 58% 30.10 in 10.0 mi ENE 10.4 mph - N/A   Clear
5:52 PM 60.1 °F 46.9 °F 62% 30.12 in 10.0 mi NNE 11.5 mph - N/A   Clear
7:52 PM 55.9 °F 45.0 °F 67% 30.16 in 10.0 mi NNE 6.9 mph - N/A   Clear
8:52 PM 55.0 °F 42.1 °F 62% 30.17 in 10.0 mi NNE 8.1 mph - N/A   Clear
9:52 PM 55.0 °F 42.1 °F 62% 30.19 in 10.0 mi NNE 8.1 mph - N/A   Clear
10:52 PM 55.0 °F 41.0 °F 59% 30.19 in 10.0 mi NNE 5.8 mph - N/A   Clear
11:52 PM 54.0 °F 41.0 °F 62% 30.19 in 10.0 mi NE 4.6 mph - N/A   Clear