Weather History for Chicago Midway, IL

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Saturday, April 21, 2012

  Actual Average Record
Temperature  
Mean Temperature 44 °F 53 °F  
Max Temperature 51 °F 62 °F 86 °F (1985)
Min Temperature 36 °F 44 °F 28 °F (1943)
Degree Days  
Heating Degree Days 21 13  
Month to date heating degree days 286 348  
Since 1 July heating degree days 5671  
Cooling Degree Days 0 1  
Month to date cooling degree days 3 3  
Year to date cooling degree days 54 4  
Moisture  
Dew Point 30 °F    
Average Humidity 59    
Maximum Humidity 86    
Minimum Humidity 29    
Precipitation  
Precipitation 0.00 in 0.13 in 1.08 in (1973)
Month to date precipitation 1.97 2.52  
Year to date precipitation 6.01 9.24  
Sea Level Pressure  
Sea Level Pressure 30.04 in    
Wind  
Wind Speed 9 mph (NNE)    
Max Wind Speed 16 mph    
Max Gust Speed 23 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Apr. 21, 2012 Rise Set
Actual Time 6:00 AM CDT 7:39 PM CDT
Civil Twilight 5:31 AM CDT 8:08 PM CDT
Nautical Twilight 4:55 AM CDT 8:44 PM CDT
Astronomical Twilight 4:17 AM CDT 9:22 PM CDT
Moon 5:55 AM CDT (4/21) 8:21 PM CDT (4/21)
Length of Visible Light 14h 37m
Length of Day
13h 38m
New Moon, 0% of the Moon is Illuminated
Apr 21
New Moon
Apr 29
First Quarter
May 5
Full
May 12
Last Quarter
May 20
New

Hourly Weather History & Observations

Time (CDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 41.0 °F 34.3 °F 35.1 °F 79% 30.03 in 10.0 mi North 11.5 mph - N/A   Scattered Clouds
1:51 AM 41.0 °F 35.2 °F 34.0 °F 76% 30.04 in 10.0 mi North 9.2 mph - N/A   Partly Cloudy
2:51 AM 39.9 °F 34.5 °F 34.0 °F 79% 30.02 in 10.0 mi North 8.1 mph - N/A   Partly Cloudy
3:51 AM 39.9 °F 34.5 °F 34.0 °F 79% 30.02 in 10.0 mi North 8.1 mph - N/A   Partly Cloudy
4:51 AM 39.2 °F 33.6 °F 33.8 °F 81% 30.00 in 10.0 mi NNW 8.1 mph - N/A   Partly Cloudy
5:51 AM 37.9 °F 34.4 °F 33.1 °F 83% 30.04 in 10.0 mi North 4.6 mph - N/A   Partly Cloudy
6:51 AM 37.9 °F 32.1 °F 34.0 °F 86% 30.05 in 10.0 mi NNW 8.1 mph - N/A   Scattered Clouds
7:51 AM 41.0 °F 36.4 °F 35.1 °F 79% 30.06 in 10.0 mi NNW 6.9 mph - N/A   Mostly Cloudy
8:51 AM 45.0 °F 39.3 °F 35.1 °F 68% 30.06 in 10.0 mi NE 11.5 mph - N/A   Mostly Cloudy
9:51 AM 46.9 °F - 34.0 °F 61% 30.07 in 10.0 mi NNE 11.5 mph 18.4 mph N/A   Mostly Cloudy
10:51 AM 46.0 °F 41.9 °F 32.0 °F 58% 30.07 in 10.0 mi NNE 8.1 mph 17.3 mph N/A   Mostly Cloudy
11:33 AM 46.4 °F 40.7 °F 30.2 °F 53% 30.05 in 10.0 mi NNE 12.7 mph - N/A   Mostly Cloudy
11:51 AM 46.9 °F - 30.9 °F 54% 30.07 in 10.0 mi NNE 12.7 mph - N/A   Mostly Cloudy
12:51 PM 48.9 °F - 32.0 °F 52% 30.05 in 10.0 mi NNE 9.2 mph 20.7 mph N/A   Mostly Cloudy
1:51 PM 48.9 °F - 27.0 °F 43% 30.05 in 10.0 mi NNE 11.5 mph - N/A   Mostly Cloudy
2:51 PM 50.0 °F - 26.1 °F 39% 30.03 in 10.0 mi NNE 10.4 mph - N/A   Mostly Cloudy
3:51 PM 48.0 °F - 26.1 °F 42% 30.02 in 10.0 mi NNE 13.8 mph - N/A   Mostly Cloudy
4:51 PM 48.0 °F - 24.1 °F 39% 30.02 in 10.0 mi North 9.2 mph - N/A   Mostly Cloudy
5:51 PM 46.9 °F - 21.9 °F 37% 30.02 in 10.0 mi NE 8.1 mph - N/A   Overcast
6:51 PM 45.0 °F 40.6 °F 23.0 °F 42% 30.02 in 10.0 mi NNE 8.1 mph - N/A   Overcast
7:51 PM 44.1 °F 39.0 °F 25.0 °F 47% 30.04 in 10.0 mi NNE 9.2 mph - N/A   Overcast
8:51 PM 43.0 °F 38.8 °F 25.0 °F 49% 30.05 in 10.0 mi North 6.9 mph - N/A   Overcast
9:51 PM 42.1 °F 37.7 °F 28.0 °F 58% 30.05 in 10.0 mi NNE 6.9 mph - N/A   Mostly Cloudy
10:51 PM 42.1 °F 37.1 °F 30.0 °F 62% 30.03 in 10.0 mi NNE 8.1 mph - N/A   Overcast
11:51 PM 42.1 °F 37.7 °F 30.9 °F 65% 30.02 in 10.0 mi NE 6.9 mph - N/A   Overcast