Chicago, IL

2:24 AM CST on November 12, 2019 (GMT -0600)
Chicago-O'Hare International

Weather History for KORD - September, 2019

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Wednesday, September 18, 2019

  Actual Average Record
Temperature  
Mean Temperature 72 °F 64 °F  
Max Temperature 82 °F 74 °F 94 °F (1955)
Min Temperature 62 °F 53 °F 40 °F (1959)
Degree Days  
Heating Degree Days 0 4  
Month to date heating degree days 2 36  
Since 1 July heating degree days 2 49  
Cooling Degree Days 7 2  
Month to date cooling degree days 95 74  
Year to date cooling degree days 891 814  
Growing Degree Days 22 (Base 50)    
Moisture  
Dew Point 61 °F    
Average Humidity 69    
Maximum Humidity 93    
Minimum Humidity 49    
Precipitation  
Precipitation 0.00 in 0.10 in 2.41 in (2015)
Month to date precipitation 2.92 1.96  
Year to date precipitation 34.67 27.09  
Snow  
Snow 0.00 in 0.00 in 0.00 in ()
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 0.0 0.0  
Since 1 September snowfall 0.0 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.09 in    
Wind  
Wind Speed 6 mph ()    
Max Wind Speed 14 mph    
Max Gust Speed 19 mph    
Visibility 10.0 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: Averaged Metar Reports

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Sep. 18, 2019 Rise Set
Actual Time 6:34 AM CDT 6:56 PM CDT
Civil Twilight 6:06 AM CDT 7:24 PM CDT
Nautical Twilight 5:33 AM CDT 7:56 PM CDT
Astronomical Twilight 4:59 AM CDT 8:30 PM CDT
Moon 9:26 PM CDT (9/18) 10:41 AM CDT (9/18)
Length of Visible Light 13h 17m
Length of Day
12h 21m
Waning Gibbous, 82% of the Moon is Illuminated
Sep 18
Waning Gibbous
Sep 21
Last Quarter
Sep 28
New
Oct 5
First Quarter
Oct 13
Full

Hourly Weather History & Observations

Time (CDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 66.0 °F - 62.1 °F 87% 30.12 in 10.0 mi Calm Calm - N/A   Clear
2:51 AM 64.0 °F - 61.0 °F 90% 30.10 in 10.0 mi SE 6.9 mph - N/A   Clear
3:51 AM 64.9 °F - 60.1 °F 84% 30.10 in 10.0 mi SSE 9.2 mph - N/A   Clear
4:51 AM 63.0 °F - 59.0 °F 87% 30.10 in 10.0 mi SSE 6.9 mph - N/A   Clear
5:51 AM 63.0 °F - 59.0 °F 87% 30.10 in 10.0 mi SSE 5.8 mph - N/A   Clear
6:51 AM 63.0 °F - 59.0 °F 87% 30.10 in 10.0 mi SSE 5.8 mph - N/A   Partly Cloudy
7:51 AM 64.9 °F - 60.1 °F 84% 30.11 in 10.0 mi SSE 9.2 mph - N/A   Partly Cloudy
8:51 AM 69.1 °F - 60.1 °F 73% 30.11 in 10.0 mi SSE 6.9 mph - N/A   Mostly Cloudy
9:51 AM 72.0 °F - 62.1 °F 71% 30.13 in 10.0 mi SSW 6.9 mph - N/A   Scattered Clouds
10:51 AM 75.0 °F - 61.0 °F 62% 30.14 in 10.0 mi SSW 8.1 mph - N/A   Scattered Clouds
11:51 AM 77.0 °F - 61.0 °F 58% 30.14 in 10.0 mi South 8.1 mph - N/A   Mostly Cloudy
12:51 PM 79.0 °F - 62.1 °F 56% 30.13 in 10.0 mi SSW 6.9 mph - N/A   Mostly Cloudy
1:51 PM 79.0 °F - 62.1 °F 56% 30.11 in 10.0 mi South 8.1 mph - N/A   Mostly Cloudy
2:51 PM 81.0 °F 81.9 °F 62.1 °F 52% 30.07 in 10.0 mi South 9.2 mph - N/A   Mostly Cloudy
3:51 PM 81.0 °F 81.6 °F 60.1 °F 49% 30.06 in 10.0 mi South 12.7 mph - N/A   Scattered Clouds
4:51 PM 81.0 °F 81.6 °F 60.1 °F 49% 30.06 in 10.0 mi SSE 11.5 mph - N/A   Scattered Clouds
5:51 PM 80.1 °F 80.9 °F 60.1 °F 50% 30.05 in 10.0 mi SSE 6.9 mph - N/A   Partly Cloudy
6:51 PM 75.9 °F - 62.1 °F 62% 30.05 in 10.0 mi SE 8.1 mph - N/A   Partly Cloudy
7:51 PM 73.0 °F - 61.0 °F 66% 30.05 in 10.0 mi ESE 6.9 mph - N/A   Scattered Clouds
8:51 PM 72.0 °F - 60.1 °F 66% 30.06 in 10.0 mi SE 4.6 mph - N/A   Mostly Cloudy
9:51 PM 71.1 °F - 60.1 °F 68% 30.06 in 10.0 mi SSE 5.8 mph - N/A   Scattered Clouds
10:51 PM 71.1 °F - 59.0 °F 66% 30.06 in 10.0 mi SSE 8.1 mph - N/A   Scattered Clouds
11:51 PM 70.0 °F - 59.0 °F 68% 30.08 in 10.0 mi South 3.5 mph - N/A   Scattered Clouds