Weather History for Chicago Midway, IL

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Tuesday, August 20, 2013

  Actual Average Record
Temperature  
Mean Temperature 78 °F 74 °F  
Max Temperature 88 °F 82 °F 98 °F (1947)
Min Temperature 68 °F 66 °F 47 °F (1950)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 June heating degree days 40 32  
Since 1 July heating degree days 4 1  
Cooling Degree Days 13 9  
Month to date cooling degree days 152 195  
Year to date cooling degree days 750 817  
Since 1 June cooling degree days 644 743  
Growing Degree Days 28 (Base 50)    
Moisture  
Dew Point 61 °F    
Average Humidity 55    
Maximum Humidity 78    
Minimum Humidity 26    
Precipitation  
Precipitation 0.00 in 0.12 in 1.47 in (1951)
Month to date precipitation 1.10 2.65  
Year to date precipitation 23.10 25.21  
Sea Level Pressure  
Sea Level Pressure 30.05 in    
Wind  
Wind Speed 8 mph (SSW)    
Max Wind Speed 16 mph    
Max Gust Speed 21 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Aug. 20, 2013 Rise Set
Actual Time 6:04 AM CDT 7:43 PM CDT
Civil Twilight 5:35 AM CDT 8:12 PM CDT
Nautical Twilight 4:59 AM CDT 8:48 PM CDT
Astronomical Twilight 4:21 AM CDT 9:26 PM CDT
Moon 7:13 PM CDT (8/20) 5:34 AM CDT (8/20)
Length of Visible Light 14h 37m
Length of Day
13h 38m
Full, 100% of the Moon is Illuminated
Aug 20
Full
Aug 20
Full
Aug 28
Last Quarter
Sep 5
New
Sep 12
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
12:51 AM 73.0 °F - 61.0 °F 66% 30.04 in 10.0 mi South 5.8 mph - N/A   Scattered Clouds
1:51 AM 72.0 °F - 61.0 °F 68% 30.04 in 10.0 mi SSW 4.6 mph - N/A   Mostly Cloudy
2:51 AM 71.1 °F - 62.1 °F 73% 30.04 in 10.0 mi SSW 5.8 mph - N/A   Scattered Clouds
3:51 AM 70.0 °F - 62.1 °F 76% 30.04 in 10.0 mi SW 4.6 mph - N/A   Partly Cloudy
4:51 AM 70.0 °F - 62.1 °F 76% 30.05 in 10.0 mi SSW 4.6 mph - N/A   Partly Cloudy
5:51 AM 69.1 °F - 62.1 °F 78% 30.07 in 8.0 mi SSW 5.8 mph - N/A   Partly Cloudy
6:51 AM 69.1 °F - 62.1 °F 78% 30.09 in 10.0 mi South 3.5 mph - N/A   Partly Cloudy
7:51 AM 73.0 °F - 62.1 °F 68% 30.09 in 10.0 mi South 3.5 mph - N/A   Partly Cloudy
8:51 AM 78.1 °F - 62.1 °F 58% 30.10 in 10.0 mi SW 8.1 mph - N/A   Scattered Clouds
9:51 AM 81.0 °F 81.9 °F 62.1 °F 52% 30.10 in 10.0 mi West 11.5 mph - N/A   Scattered Clouds
10:51 AM 81.0 °F 81.9 °F 62.1 °F 52% 30.10 in 10.0 mi WSW 10.4 mph - N/A   Mostly Cloudy
11:51 AM 82.0 °F 82.7 °F 61.0 °F 49% 30.09 in 10.0 mi SW 5.8 mph - N/A   Mostly Cloudy
12:51 PM 84.9 °F 84.8 °F 60.1 °F 43% 30.07 in 10.0 mi SW 9.2 mph - N/A   Mostly Cloudy
1:51 PM 84.0 °F 83.3 °F 57.0 °F 40% 30.06 in 10.0 mi SSW 10.4 mph - N/A   Mostly Cloudy
2:51 PM 87.1 °F 85.7 °F 55.9 °F 35% 30.04 in 10.0 mi WSW 12.7 mph 17.3 mph N/A   Mostly Cloudy
3:51 PM 87.1 °F 85.9 °F 57.0 °F 36% 30.03 in 10.0 mi SSW 9.2 mph 17.3 mph N/A   Mostly Cloudy
4:51 PM 88.0 °F 86.9 °F 57.9 °F 36% 30.02 in 10.0 mi SW 13.8 mph - N/A   Mostly Cloudy
5:51 PM 87.1 °F 86.5 °F 59.0 °F 39% 30.01 in 10.0 mi SSW 13.8 mph - N/A   Mostly Cloudy
6:51 PM 84.9 °F 84.8 °F 60.1 °F 43% 30.02 in 10.0 mi SSW 9.2 mph - N/A   Mostly Cloudy
7:51 PM 82.9 °F 83.2 °F 60.1 °F 46% 30.02 in 10.0 mi SSW 6.9 mph - N/A   Partly Cloudy
8:51 PM 82.0 °F 82.7 °F 61.0 °F 49% 30.03 in 10.0 mi South 5.8 mph - N/A   Clear
9:51 PM 80.1 °F 81.1 °F 61.0 °F 52% 30.03 in 10.0 mi South 5.8 mph - N/A   Clear
10:51 PM 78.1 °F - 62.1 °F 58% 30.04 in 10.0 mi South 4.6 mph - N/A   Partly Cloudy
11:51 PM 75.9 °F - 63.0 °F 64% 30.05 in 10.0 mi SSW 5.8 mph - N/A   Mostly Cloudy