Weather History for Chicago, IL

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Wednesday, July 23, 2014

  Actual Average Record
Temperature  
Mean Temperature 67 °F 74 °F  
Max Temperature 75 °F 84 °F 99 °F (1914)
Min Temperature 59 °F 64 °F 51 °F (1947)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 5 0  
Since 1 June heating degree days 17 48  
Since 1 July heating degree days 5 0  
Cooling Degree Days 2 9  
Month to date cooling degree days 139 206  
Year to date cooling degree days 398 425  
Since 1 June cooling degree days 337 371  
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 52 °F    
Average Humidity 53    
Maximum Humidity 70    
Minimum Humidity 35    
Precipitation  
Precipitation 0.00 in 0.13 in 6.86 in (2011)
Month to date precipitation 2.11 2.62  
Year to date precipitation 24.75 19.15  
Snow  
Snow 0.00 in 0.00 in 0.00 in ()
Month to date snowfall 0.0 0.0  
Since 1 June snowfall 0.0 0.0  
Since 1 July snowfall 0.0 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.11 in    
Wind  
Wind Speed 16 mph (NNE)    
Max Wind Speed 25 mph    
Max Gust Speed 32 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Jul. 23, 2014 Rise Set
Actual Time 5:36 AM CDT 8:19 PM CDT
Civil Twilight 5:03 AM CDT 8:51 PM CDT
Nautical Twilight 4:23 AM CDT 9:32 PM CDT
Astronomical Twilight 3:36 AM CDT 10:18 PM CDT
Moon 2:55 AM CDT (7/23) 5:47 PM CDT (7/23)
Length of Visible Light 15h 47m
Length of Day
14h 42m
Waning Crescent, 9% of the Moon is Illuminated
Jul 23
Waning Crescent
Jul 26
New
Aug 3
First Quarter
Aug 10
Full
Aug 17
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 73.9 °F 63.0 °F 68% 30.01 in 10.0 mi NE 18.4 mph 24.2 mph N/A   Overcast
1:51 AM 69.8 °F 59.0 °F 68% 30.02 in 10.0 mi North 21.9 mph 31.1 mph N/A   Mostly Cloudy
2:51 AM 66.9 °F 55.0 °F 66% 30.06 in 10.0 mi NNE 19.6 mph 28.8 mph N/A   Mostly Cloudy
3:51 AM 66.0 °F 53.1 °F 63% 30.04 in 10.0 mi NNE 16.1 mph 27.6 mph N/A   Partly Cloudy
4:51 AM 66.0 °F 52.0 °F 60% 30.06 in 10.0 mi NNE 16.1 mph 24.2 mph N/A   Scattered Clouds
5:51 AM 64.9 °F 52.0 °F 63% 30.09 in 10.0 mi North 15.0 mph - N/A   Partly Cloudy
6:51 AM 64.9 °F 52.0 °F 63% 30.10 in 10.0 mi NNE 17.3 mph - N/A   Partly Cloudy
7:51 AM 66.0 °F 53.1 °F 63% 30.12 in 10.0 mi NNE 18.4 mph - N/A   Partly Cloudy
8:51 AM 68.0 °F 54.0 °F 61% 30.13 in 10.0 mi NNE 19.6 mph - N/A   Scattered Clouds
9:51 AM 69.1 °F 53.1 °F 57% 30.14 in 10.0 mi NNE 21.9 mph - N/A   Scattered Clouds
10:51 AM 70.0 °F 53.1 °F 55% 30.14 in 10.0 mi NE 17.3 mph 25.3 mph N/A   Partly Cloudy
12:51 PM 73.9 °F 48.0 °F 40% 30.15 in 10.0 mi NNE 19.6 mph 26.5 mph N/A   Partly Cloudy
1:51 PM 73.4 °F 44.6 °F 36% 30.15 in 10.0 mi North 20.7 mph 31.1 mph N/A   Partly Cloudy
2:51 PM 73.9 °F 45.0 °F 35% 30.14 in 10.0 mi NE 21.9 mph 28.8 mph N/A   Partly Cloudy
3:51 PM 72.0 °F 48.9 °F 44% 30.13 in 10.0 mi NNE 16.1 mph - N/A   Partly Cloudy
4:51 PM 69.1 °F 50.0 °F 51% 30.14 in 10.0 mi NE 18.4 mph 25.3 mph N/A   Partly Cloudy
5:51 PM 68.0 °F 51.1 °F 55% 30.14 in 10.0 mi NNE 18.4 mph 28.8 mph N/A   Partly Cloudy
6:51 PM 66.9 °F 48.9 °F 52% 30.14 in 10.0 mi NE 15.0 mph 25.3 mph N/A   Partly Cloudy
7:51 PM 64.9 °F 48.9 °F 56% 30.14 in 10.0 mi NNE 11.5 mph - N/A   Partly Cloudy
8:51 PM 63.0 °F 48.9 °F 60% 30.13 in 10.0 mi North 11.5 mph - N/A   Partly Cloudy
9:51 PM 62.6 °F 48.2 °F 59% 30.13 in 10.0 mi North 11.5 mph - N/A   Partly Cloudy
10:51 PM 62.1 °F 48.0 °F 60% 30.14 in 10.0 mi North 8.1 mph - N/A   Clear
11:51 PM 60.1 °F 48.9 °F 67% 30.14 in 10.0 mi North 5.8 mph - N/A   Clear