Weather History for Chicago Midway, IL

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Sunday, September 25, 2011

  Actual Average Record
Temperature  
Mean Temperature 58 °F 62 °F  
Max Temperature 64 °F 72 °F 91 °F (1986)
Min Temperature 53 °F 53 °F 30 °F (1942)
Degree Days  
Heating Degree Days 6 5  
Month to date heating degree days 52  
Since 1 July heating degree days 57  
Cooling Degree Days 0 2  
Month to date cooling degree days 111  
Year to date cooling degree days 1021  
Growing Degree Days 8 (Base 50)    
Moisture  
Dew Point 53 °F    
Average Humidity 83    
Maximum Humidity 93    
Minimum Humidity 65    
Precipitation  
Precipitation 0.20 in 0.12 in 2.00 in (1931)
Month to date precipitation 2.82  
Year to date precipitation 29.37  
Sea Level Pressure  
Sea Level Pressure 29.88 in    
Wind  
Wind Speed 4 mph (SE)    
Max Wind Speed 13 mph    
Max Gust Speed 20 mph    
Visibility 9 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Sep. 25, 2011 Rise Set
Actual Time 6:41 AM CDT 6:43 PM CDT
Civil Twilight 6:13 AM CDT 7:11 PM CDT
Nautical Twilight 5:41 AM CDT 7:43 PM CDT
Astronomical Twilight 5:08 AM CDT 8:16 PM CDT
Moon 4:26 AM CDT (9/25) 5:24 PM CDT (9/25)
Length of Visible Light 12h 57m
Length of Day
12h 02m
Waning Crescent, 5% of the Moon is Illuminated
Sep 25
Waning Crescent
Sep 27
New
Oct 3
First Quarter
Oct 11
Full
Oct 19
Last Quarter

Hourly Weather History & Observations

Time (CDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 55.9 °F 50.0 °F 80% 29.96 in 10.0 mi Calm Calm - 0.00 in   Overcast
1:51 AM 55.0 °F 51.1 °F 86% 29.95 in 10.0 mi East 4.6 mph - N/A   Overcast
2:51 AM 53.6 °F 50.0 °F 88% 29.93 in 10.0 mi ENE 3.5 mph - N/A   Overcast
3:51 AM 53.1 °F 48.9 °F 86% 29.92 in 10.0 mi Calm Calm - N/A   Scattered Clouds
4:08 AM 53.6 °F 50.0 °F 88% 29.92 in 10.0 mi Calm Calm - N/A   Overcast
4:51 AM 55.9 °F 52.0 °F 87% 29.91 in 10.0 mi East 4.6 mph - N/A   Overcast
5:27 AM 55.4 °F 51.8 °F 88% 29.91 in 6.0 mi SE 9.2 mph - N/A   Overcast
5:51 AM 55.0 °F 52.0 °F 89% 29.91 in 6.0 mi SE 6.9 mph - N/A   Overcast
6:51 AM 55.9 °F 52.0 °F 87% 29.92 in 7.0 mi SE 3.5 mph - N/A   Overcast
7:16 AM 55.4 °F 51.8 °F 88% 29.92 in 10.0 mi ESE 5.8 mph - N/A   Overcast
7:51 AM 57.0 °F 52.0 °F 83% 29.92 in 10.0 mi ESE 6.9 mph - N/A   Overcast
8:51 AM 57.0 °F 52.0 °F 83% 29.92 in 10.0 mi ESE 5.8 mph - N/A   Overcast
9:51 AM 57.9 °F 53.1 °F 84% 29.92 in 7.0 mi SE 8.1 mph - N/A   Overcast
10:51 AM 57.9 °F 54.0 °F 87% 29.91 in 7.0 mi South 6.9 mph - N/A   Overcast
11:51 AM 57.9 °F 54.0 °F 87% 29.90 in 6.0 mi South 6.9 mph - 0.00 in Rain Light Rain
12:51 PM 60.1 °F 54.0 °F 80% 29.88 in 7.0 mi Variable 5.8 mph - 0.01 in   Overcast
1:51 PM 59.0 °F 55.9 °F 90% 29.86 in 5.0 mi SSE 6.9 mph - 0.12 in Rain Light Rain
2:21 PM 60.8 °F 55.4 °F 82% 29.86 in 5.0 mi SE 5.8 mph - 0.01 in Rain Light Rain
2:43 PM 60.8 °F 55.4 °F 82% 29.85 in 9.0 mi SE 9.2 mph - 0.01 in   Mostly Cloudy
2:51 PM 61.0 °F 55.9 °F 83% 29.85 in 9.0 mi SE 5.8 mph - 0.01 in   Mostly Cloudy
3:51 PM 63.0 °F 54.0 °F 72% 29.83 in 10.0 mi SSE 8.1 mph 19.6 mph N/A   Mostly Cloudy
4:51 PM 64.0 °F 53.1 °F 67% 29.83 in 10.0 mi SE 12.7 mph - N/A   Mostly Cloudy
5:51 PM 63.0 °F 51.1 °F 65% 29.83 in 10.0 mi SE 5.8 mph - N/A   Mostly Cloudy
6:51 PM 61.0 °F 51.1 °F 70% 29.83 in 10.0 mi SE 6.9 mph - N/A   Mostly Cloudy
7:51 PM 59.0 °F 51.8 °F 77% 29.83 in 10.0 mi SE 9.2 mph - N/A   Scattered Clouds
8:51 PM 59.0 °F 53.6 °F 82% 29.82 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
9:51 PM 59.0 °F 53.1 °F 81% 29.81 in 10.0 mi East 4.6 mph - N/A   Overcast
10:51 PM 57.9 °F 53.1 °F 84% 29.81 in 10.0 mi East 9.2 mph - N/A   Overcast
11:51 PM 57.0 °F 55.0 °F 93% 29.79 in 5.0 mi East 3.5 mph - 0.06 in Rain Light Rain