Weather History for Chicago Executive, IL

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Tuesday, May 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 73 °F 60 °F  
Max Temperature 82 °F 71 °F 85 °F (2009)
Min Temperature 64 °F 49 °F 33 °F (2002)
Degree Days  
Heating Degree Days 0 7  
Month to date heating degree days 153 194  
Since 1 July heating degree days 6243 6307  
Cooling Degree Days 8 2  
Month to date cooling degree days 44 17  
Year to date cooling degree days 53 21  
Growing Degree Days 23 (Base 50)    
Moisture  
Dew Point 61 °F    
Average Humidity 68    
Maximum Humidity 93    
Minimum Humidity 45    
Precipitation  
Precipitation 0.12 in 0.14 in 1.37 in (2004)
Month to date precipitation 1.19 2.58  
Year to date precipitation 7.64 10.38  
Sea Level Pressure  
Sea Level Pressure 29.70 in    
Wind  
Wind Speed 10 mph (SSW)    
Max Wind Speed 23 mph    
Max Gust Speed 33 mph    
Visibility 10 miles    
Events Rain , Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Daily Weather History Graph

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Astronomy

May. 21, 2013 Rise Set
Actual Time 5:25 AM CDT 8:11 PM CDT
Civil Twilight 4:52 AM CDT 8:44 PM CDT
Nautical Twilight 4:11 AM CDT 9:26 PM CDT
Astronomical Twilight 3:24 AM CDT 10:13 PM CDT
Moon 4:21 PM CDT (5/21) 2:57 AM CDT (5/21)
Length of Visible Light 15h 52m
Length of Day
14h 46m
Waxing Gibbous, 84% of the Moon is Illuminated
May 21
Waxing Gibbous
May 24
Full
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter

Hourly Weather History & Observations

Time (CDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:05 AM 68.0 °F - 64.4 °F 88% 29.77 in 6.0 mi SSW 8.1 mph - 0.01 in Rain Light Rain
12:52 AM 66.9 °F - 64.9 °F 93% 29.75 in 9.0 mi South 4.6 mph - 0.06 in Rain Light Rain
1:52 AM 66.9 °F - 63.0 °F 87% 29.69 in 10.0 mi SSE 10.4 mph - 0.04 in Rain Light Rain
2:52 AM 66.0 °F - 62.1 °F 87% 29.67 in 10.0 mi SSW 4.6 mph - 0.04 in Rain Light Rain
3:52 AM 64.9 °F - 62.1 °F 90% 29.68 in 10.0 mi SSW 9.2 mph - 0.00 in   Clear
4:52 AM 64.9 °F - 61.0 °F 87% 29.69 in 10.0 mi South 10.4 mph - N/A   Clear
5:52 AM 64.9 °F - 60.1 °F 84% 29.70 in 10.0 mi SSW 10.4 mph - N/A   Clear
6:52 AM 64.9 °F - 60.1 °F 84% 29.70 in 10.0 mi SSW 9.2 mph - N/A   Clear
7:52 AM 68.0 °F - 60.1 °F 76% 29.70 in 10.0 mi SSW 9.2 mph - 0.01 in   Clear
8:52 AM 72.0 °F - 62.1 °F 71% 29.71 in 10.0 mi SSW 9.2 mph - N/A   Clear
9:52 AM 73.0 °F - 63.0 °F 71% 29.70 in 10.0 mi South 15.0 mph 20.7 mph N/A   Scattered Clouds
10:16 AM 73.4 °F - 62.6 °F 69% 29.71 in 10.0 mi SSW 13.8 mph 20.7 mph N/A   Mostly Cloudy
10:52 AM 73.9 °F - 62.1 °F 66% 29.71 in 10.0 mi SSW 12.7 mph 20.7 mph N/A   Overcast
11:50 AM 75.2 °F - 62.6 °F 65% 29.72 in 10.0 mi South 16.1 mph 21.9 mph N/A   Scattered Clouds
11:52 AM 75.9 °F - 63.0 °F 64% 29.71 in 10.0 mi SSW 13.8 mph 21.9 mph N/A   Scattered Clouds
12:52 PM 78.1 °F - 62.1 °F 58% 29.68 in 10.0 mi SSW 15.0 mph 24.2 mph N/A   Partly Cloudy
1:52 PM 78.1 °F - 61.0 °F 56% 29.69 in 10.0 mi SSW 16.1 mph 23.0 mph N/A   Mostly Cloudy
2:52 PM 80.1 °F 80.9 °F 60.1 °F 50% 29.68 in 10.0 mi SW 16.1 mph 25.3 mph N/A   Scattered Clouds
3:52 PM 81.0 °F 81.3 °F 59.0 °F 47% 29.68 in 10.0 mi SSW 19.6 mph 25.3 mph N/A   Mostly Cloudy
4:52 PM 82.0 °F 82.1 °F 59.0 °F 45% 29.68 in 10.0 mi SW 13.8 mph 20.7 mph N/A   Partly Cloudy
5:52 PM 80.1 °F 80.7 °F 59.0 °F 48% 29.66 in 10.0 mi SSW 8.1 mph 20.7 mph N/A   Scattered Clouds
6:52 PM 79.0 °F - 59.0 °F 50% 29.67 in 10.0 mi SSW 10.4 mph 20.7 mph N/A   Clear
7:52 PM 79.0 °F - 60.1 °F 52% 29.68 in 10.0 mi SSW 8.1 mph - N/A   Mostly Cloudy
8:52 PM 75.9 °F - 57.0 °F 52% 29.68 in 10.0 mi Calm Calm - N/A   Clear
9:52 PM 73.9 °F - 57.9 °F 57% 29.69 in 10.0 mi Calm Calm - N/A   Partly Cloudy
10:17 PM 71.6 °F - 60.8 °F 69% 29.70 in 10.0 mi Calm Calm - N/A Thunderstorm Scattered Clouds
10:32 PM 71.6 °F - 60.8 °F 69% 29.70 in 10.0 mi SE 5.8 mph - N/A   Partly Cloudy
10:52 PM 72.0 °F - 61.0 °F 68% 29.68 in 10.0 mi Calm Calm - N/A   Clear
11:52 PM 71.1 °F - 64.9 °F 81% 29.68 in 10.0 mi SE 5.8 mph - N/A   Mostly Cloudy