Chicago Executive, IL

6:52 PM CDT on July 27, 2017 (GMT -0500)
Chicago Executive

Weather History for KPWK - September, 2012

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Thursday, September 27, 2012

  Actual Average Record
Temperature  
Mean Temperature 54 °F 59 °F  
Max Temperature 64 °F 70 °F 84 °F (1998)
Min Temperature 44 °F 49 °F 44 °F (2001)
Degree Days  
Heating Degree Days 11 7  
Month to date heating degree days 112 79  
Since 1 July heating degree days 113 89  
Cooling Degree Days 0 1  
Month to date cooling degree days 81 76  
Year to date cooling degree days 1225 773  
Growing Degree Days 4 (Base 50)    
Moisture  
Dew Point 45 °F    
Average Humidity 69    
Maximum Humidity 86    
Minimum Humidity 50    
Precipitation  
Precipitation 0.00 in 0.11 in 0.68 in (1999)
Month to date precipitation 1.43 2.82  
Year to date precipitation 16.29 25.30  
Sea Level Pressure  
Sea Level Pressure 30.20 in    
Wind  
Wind Speed 7 mph (North)    
Max Wind Speed 15 mph    
Max Gust Speed 18 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Date:

Astronomy

Sep. 27, 2012 Rise Set
Actual Time 6:44 AM CDT 6:39 PM CDT
Civil Twilight 6:16 AM CDT 7:07 PM CDT
Nautical Twilight 5:44 AM CDT 7:39 PM CDT
Astronomical Twilight 5:11 AM CDT 8:12 PM CDT
Moon 5:11 PM CDT 4:11 AM CDT
Length of Visible Light 12h 50m
Length of Day
11h 54m
Waxing Gibbous, 94% of the Moon is Illuminated
Sep 27
Waxing Gibbous
Sep 29
Full
Oct 8
Last Quarter
Oct 15
New
Oct 21
First Quarter

Hourly Weather History & Observations

Time (CDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:52 AM 52.0 °F - 39.9 °F 63% 30.20 in 10.0 mi Calm Calm - N/A   Clear
1:52 AM 46.9 °F - 41.0 °F 80% 30.20 in 10.0 mi NNW 5.8 mph - N/A   Clear
2:52 AM 46.0 °F - 41.0 °F 83% 30.19 in 10.0 mi Calm Calm - N/A   Clear
3:52 AM 46.0 °F 43.1 °F 41.0 °F 83% 30.19 in 10.0 mi NNW 5.8 mph - N/A   Partly Cloudy
4:52 AM 45.0 °F 43.5 °F 41.0 °F 86% 30.20 in 10.0 mi NNW 3.5 mph - N/A   Clear
5:52 AM 44.1 °F 41.5 °F 39.9 °F 85% 30.21 in 10.0 mi NNW 4.6 mph - N/A   Clear
6:52 AM 45.0 °F 42.6 °F 41.0 °F 86% 30.22 in 10.0 mi NNW 4.6 mph - N/A   Clear
7:52 AM 48.9 °F - 43.0 °F 80% 30.22 in 10.0 mi NNW 8.1 mph - N/A   Clear
8:52 AM 54.0 °F - 46.0 °F 75% 30.23 in 10.0 mi NNW 6.9 mph - N/A   Scattered Clouds
9:52 AM 59.0 °F - 48.0 °F 67% 30.23 in 10.0 mi North 8.1 mph - N/A   Clear
10:52 AM 62.1 °F - 46.0 °F 56% 30.22 in 10.0 mi North 6.9 mph - N/A   Mostly Cloudy
11:52 AM 64.0 °F - 45.0 °F 50% 30.20 in 10.0 mi NE 10.4 mph 17.3 mph N/A   Scattered Clouds
12:52 PM 63.0 °F - 45.0 °F 52% 30.20 in 10.0 mi NE 8.1 mph - N/A   Mostly Cloudy
1:52 PM 61.0 °F - 48.0 °F 62% 30.21 in 10.0 mi NNE 9.2 mph - N/A   Overcast
2:01 PM 60.8 °F - 48.2 °F 63% 30.20 in 10.0 mi NE 10.4 mph - N/A   Overcast
2:18 PM 60.8 °F - 46.4 °F 59% 30.19 in 10.0 mi NE 8.1 mph - N/A   Overcast
2:52 PM 62.1 °F - 46.0 °F 56% 30.19 in 10.0 mi NNE 9.2 mph 16.1 mph N/A   Scattered Clouds
3:52 PM 60.1 °F - 48.0 °F 64% 30.19 in 10.0 mi North 11.5 mph - N/A   Partly Cloudy
4:52 PM 60.1 °F - 48.9 °F 67% 30.19 in 10.0 mi NNE 8.1 mph - N/A   Mostly Cloudy
5:52 PM 59.0 °F - 48.0 °F 67% 30.19 in 10.0 mi NNE 9.2 mph - N/A   Clear
6:52 PM 57.0 °F - 48.0 °F 72% 30.20 in 10.0 mi North 5.8 mph - N/A   Scattered Clouds
7:52 PM 57.0 °F - 46.9 °F 69% 30.21 in 10.0 mi North 8.1 mph - N/A   Mostly Cloudy
8:52 PM 55.9 °F - 46.0 °F 69% 30.21 in 10.0 mi NNW 6.9 mph - N/A   Mostly Cloudy
9:52 PM 55.9 °F - 45.0 °F 67% 30.19 in 10.0 mi NNW 5.8 mph - N/A   Overcast
10:52 PM 55.9 °F - 46.0 °F 69% 30.19 in 10.0 mi NNW 6.9 mph - N/A   Overcast
11:52 PM 55.9 °F - 46.0 °F 69% 30.18 in 10.0 mi NNW 6.9 mph - N/A   Overcast