Chicago, IL

1:36 PM CDT on June 19, 2018 (GMT -0500)
Chicago-O'Hare International

Weather History for KORD - August, 2017

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Sunday, August 13, 2017

  Actual Average Record
Temperature  
Mean Temperature 69 °F 73 °F  
Max Temperature 80 °F 82 °F 98 °F (1944)
Min Temperature 57 °F 64 °F 51 °F (2004)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 3 0  
Since 1 June heating degree days 6 52  
Since 1 July heating degree days 3 4  
Cooling Degree Days 4 8  
Month to date cooling degree days 82 111  
Year to date cooling degree days 651 613  
Since 1 June cooling degree days 618 559  
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 53 °F    
Average Humidity 61    
Maximum Humidity 86    
Minimum Humidity 36    
Precipitation  
Precipitation T in 0.17 in 2.86 in (1987)
Month to date precipitation 1.83 2.12  
Year to date precipitation 31.06 22.35  
Snow  
Snow 0.00 in 0.00 in 0.00 in ()
Month to date snowfall 0.0 0.0  
Since 1 June snowfall T 0.0  
Since 1 July snowfall T 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.04 in    
Wind  
Wind Speed 4 mph (NE)    
Max Wind Speed 13 mph    
Max Gust Speed 16 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Aug. 13, 2017 Rise Set
Actual Time 5:57 AM CDT 7:54 PM CDT
Civil Twilight 5:27 AM CDT 8:24 PM CDT
Nautical Twilight 4:50 AM CDT 9:01 PM CDT
Astronomical Twilight 4:10 AM CDT 9:41 PM CDT
Moon 11:22 PM CDT (8/13) 12:02 PM CDT (8/13)
Length of Visible Light 14h 57m
Length of Day
13h 56m
Waning Gibbous, 65% of the Moon is Illuminated
Aug 13
Waning Gibbous
Aug 14
Last Quarter
Aug 21
New
Aug 29
First Quarter
Sep 6
Full

Hourly Weather History & Observations

Time (CDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 63.0 °F 55.0 °F 75% 30.07 in 10.0 mi WSW 3.5 mph - N/A   Partly Cloudy
1:51 AM 61.0 °F 55.0 °F 81% 30.06 in 10.0 mi West 3.5 mph - N/A   Partly Cloudy
2:51 AM 61.0 °F 55.0 °F 81% 30.07 in 10.0 mi West 4.6 mph - N/A   Partly Cloudy
3:51 AM 60.1 °F 54.0 °F 80% 30.06 in 10.0 mi West 3.5 mph - N/A   Partly Cloudy
4:51 AM 59.0 °F 54.0 °F 83% 30.06 in 10.0 mi Calm Calm - N/A   Partly Cloudy
5:51 AM 57.9 °F 53.1 °F 84% 30.07 in 10.0 mi NW 3.5 mph - N/A   Partly Cloudy
6:51 AM 60.1 °F 55.0 °F 83% 30.07 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:51 AM 66.0 °F 57.0 °F 73% 30.08 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:51 AM 70.0 °F 55.9 °F 61% 30.08 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
9:51 AM 75.0 °F 51.1 °F 43% 30.07 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:51 AM 75.0 °F 46.9 °F 37% 30.06 in 10.0 mi South 4.6 mph - N/A   Mostly Cloudy
11:51 AM 75.9 °F 48.9 °F 38% 30.06 in 10.0 mi NW 3.5 mph - N/A   Mostly Cloudy
12:51 PM 77.0 °F 48.9 °F 37% 30.05 in 10.0 mi NNE 4.6 mph - N/A   Mostly Cloudy
1:51 PM 79.0 °F 50.0 °F 36% 30.04 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
2:51 PM 75.9 °F 53.1 °F 45% 30.03 in 10.0 mi ENE 10.4 mph - N/A   Mostly Cloudy
3:51 PM 78.1 °F 54.0 °F 43% 30.02 in 10.0 mi ESE 10.4 mph - N/A   Mostly Cloudy
4:51 PM 75.9 °F 53.1 °F 45% 30.01 in 10.0 mi ENE 9.2 mph - N/A   Mostly Cloudy
5:51 PM 73.9 °F 52.0 °F 46% 29.99 in 10.0 mi East 9.2 mph - N/A   Mostly Cloudy
6:51 PM 73.0 °F 52.0 °F 48% 29.99 in 10.0 mi East 9.2 mph - N/A   Mostly Cloudy
7:51 PM 72.0 °F 53.1 °F 51% 29.96 in 10.0 mi ENE 6.9 mph - N/A   Mostly Cloudy
8:51 PM 72.0 °F 53.1 °F 51% 29.96 in 10.0 mi East 6.9 mph - N/A   Mostly Cloudy
9:51 PM 71.1 °F 54.0 °F 55% 29.97 in 10.0 mi ENE 3.5 mph - N/A   Mostly Cloudy
10:51 PM 70.0 °F 54.0 °F 57% 29.97 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:51 PM 69.1 °F 55.9 °F 63% 29.97 in 10.0 mi Calm Calm - 0.00 in   Mostly Cloudy