Chicago Midway, IL

6:39 PM CST on November 18, 2019 (GMT -0600)
Chicago-Midway

Weather History for KMDW - September, 2019

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Monday, September 30, 2019

  Actual Average Record
Temperature  
Mean Temperature 77 °F 60 °F  
Max Temperature 87 °F 69 °F 92 °F (1971)
Min Temperature 66 °F 51 °F 34 °F (1984)
Degree Days  
Heating Degree Days 0 6  
Month to date heating degree days 1 80  
Since 1 July heating degree days 1 82  
Cooling Degree Days 12 2  
Month to date cooling degree days 192 119  
Year to date cooling degree days 1110 1029  
Growing Degree Days 25 (Base 50)    
Moisture  
Dew Point 68 °F    
Average Humidity 79    
Maximum Humidity 100    
Minimum Humidity 48    
Precipitation  
Precipitation 0.00 in 0.09 in 0.76 in (1977)
Month to date precipitation 7.91 3.31  
Year to date precipitation 37.82 29.86  
Sea Level Pressure  
Sea Level Pressure 30.00 in    
Wind  
Wind Speed 8 mph (SSW)    
Max Wind Speed 18 mph    
Max Gust Speed 29 mph    
Visibility 6 miles    
Events Fog    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Sep. 30, 2019 Rise Set
Actual Time 6:46 AM CDT 6:34 PM CDT
Civil Twilight 6:18 AM CDT 7:02 PM CDT
Nautical Twilight 5:46 AM CDT 7:34 PM CDT
Astronomical Twilight 5:13 AM CDT 8:07 PM CDT
Moon 8:51 AM CDT (9/30) 8:08 PM CDT (9/30)
Length of Visible Light 12h 43m
Length of Day
11h 48m
Waxing Crescent, 6% of the Moon is Illuminated
Sep 30
Waxing Crescent
Oct 5
First Quarter
Oct 13
Full
Oct 21
Last Quarter
Oct 27
New

Hourly Weather History & Observations

Time (CDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:53 AM 64.9 °F - 64.9 °F 100% 30.07 in 4.0 mi ESE 4.6 mph - N/A   Mostly Cloudy
1:53 AM 66.0 °F - 64.9 °F 96% 30.06 in 4.0 mi Calm Calm - N/A   Overcast
2:53 AM 66.9 °F - 66.0 °F 97% 30.06 in 4.0 mi Calm Calm - N/A   Mostly Cloudy
3:09 AM 66.9 °F - 66.0 °F 97% 30.07 in 4.0 mi Calm Calm - N/A   Overcast
3:20 AM 66.9 °F - 66.0 °F 97% 30.07 in 2.0 mi Calm Calm - N/A   Overcast
3:26 AM 66.9 °F - 66.0 °F 97% 30.07 in 1.5 mi Calm Calm - N/A   Overcast
3:33 AM 66.9 °F - 66.0 °F 97% 30.07 in 0.5 mi SSE 3.5 mph - N/A Fog Fog
3:45 AM 66.9 °F - 66.0 °F 97% 30.06 in 0.2 mi Calm Calm - N/A Fog Fog
4:53 AM 66.0 °F - 66.0 °F 100% 30.04 in 0.2 mi South 3.5 mph - N/A Fog Fog
5:53 AM 66.9 °F - 66.9 °F 100% 30.04 in 0.5 mi Calm Calm - N/A Fog Fog
6:25 AM 66.9 °F - 66.9 °F 100% 30.06 in 2.0 mi South 4.6 mph - N/A   Mostly Cloudy
6:33 AM 66.9 °F - 66.9 °F 100% 30.06 in 1.2 mi South 4.6 mph - N/A   Mostly Cloudy
6:50 AM 66.2 °F - 66.2 °F 100% 30.06 in 3.0 mi SSW 3.5 mph - N/A   Scattered Clouds
6:53 AM 66.0 °F - 66.0 °F 100% 30.04 in 3.0 mi SSW 3.5 mph - N/A   Scattered Clouds
8:53 AM 73.0 °F - 68.0 °F 84% 30.04 in 10.0 mi SSW 9.2 mph - N/A   Partly Cloudy
9:53 AM 77.0 °F - 69.1 °F 76% 30.03 in 10.0 mi SSW 8.1 mph - N/A   Partly Cloudy
10:53 AM 81.0 °F 84.4 °F 70.0 °F 69% 30.01 in 10.0 mi SW 10.4 mph - N/A   Partly Cloudy
11:53 AM 82.9 °F 87.5 °F 71.1 °F 67% 29.99 in 10.0 mi SW 10.4 mph - N/A   Scattered Clouds
12:53 PM 84.9 °F 89.4 °F 70.0 °F 61% 29.97 in 10.0 mi SW 13.8 mph 21.9 mph N/A   Mostly Cloudy
1:53 PM 84.9 °F 89.4 °F 70.0 °F 61% 29.95 in 10.0 mi SSW 18.4 mph 25.3 mph N/A   Mostly Cloudy
2:53 PM 86.0 °F 90.1 °F 69.1 °F 57% 29.94 in 10.0 mi SSW 18.4 mph 25.3 mph N/A   Mostly Cloudy
3:53 PM 86.0 °F 90.1 °F 69.1 °F 57% 29.92 in 10.0 mi SSW 13.8 mph 28.8 mph N/A   Mostly Cloudy
4:53 PM 84.9 °F 88.8 °F 69.1 °F 59% 29.92 in 10.0 mi SW 11.5 mph 23.0 mph N/A   Mostly Cloudy
5:53 PM 84.9 °F 88.8 °F 69.1 °F 59% 29.92 in 10.0 mi SSW 10.4 mph - N/A   Mostly Cloudy
6:53 PM 82.9 °F 86.5 °F 69.1 °F 63% 29.92 in 10.0 mi SSW 8.1 mph - N/A   Mostly Cloudy
7:53 PM 82.0 °F 85.5 °F 69.1 °F 65% 29.91 in 10.0 mi South 8.1 mph - N/A   Mostly Cloudy
8:53 PM 81.0 °F 83.8 °F 68.0 °F 65% 29.90 in 10.0 mi South 6.9 mph - N/A   Mostly Cloudy
9:53 PM 80.1 °F 82.3 °F 66.9 °F 64% 29.90 in 10.0 mi SSW 9.2 mph - N/A   Mostly Cloudy
10:53 PM 79.0 °F - 66.0 °F 64% 29.91 in 10.0 mi SSW 8.1 mph 21.9 mph N/A   Scattered Clouds
11:53 PM 77.0 °F - 66.0 °F 69% 29.90 in 10.0 mi SSW 5.8 mph - N/A   Scattered Clouds