Chicago, IL

6:30 PM CST on November 18, 2019 (GMT -0600)
Chicago-O'Hare International

Weather History for KORD - September, 2019

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Sunday, September 15, 2019

  Actual Average Record
Temperature  
Mean Temperature 70 °F 65 °F  
Max Temperature 78 °F 75 °F 99 °F (1939)
Min Temperature 63 °F 55 °F 39 °F (2007)
Degree Days  
Heating Degree Days 0 3  
Month to date heating degree days 2 26  
Since 1 July heating degree days 2 39  
Cooling Degree Days 6 3  
Month to date cooling degree days 77 66  
Year to date cooling degree days 873 806  
Growing Degree Days 20 (Base 50)    
Moisture  
Dew Point 65 °F    
Average Humidity 83    
Maximum Humidity 96    
Minimum Humidity 68    
Precipitation  
Precipitation 0.43 in 0.10 in 1.38 in (1936)
Month to date precipitation 2.92 1.65  
Year to date precipitation 34.67 26.78  
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 30.04 in    
Wind  
Wind Speed 9 mph ()    
Max Wind Speed 18 mph    
Max Gust Speed 26 mph    
Visibility 9.5 miles    
Events Rain , Thunderstorm    
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. 15, 2019 Rise Set
Actual Time 6:31 AM CDT 7:01 PM CDT
Civil Twilight 6:03 AM CDT 7:29 PM CDT
Nautical Twilight 5:30 AM CDT 8:02 PM CDT
Astronomical Twilight 4:56 AM CDT 8:36 PM CDT
Moon 8:08 PM CDT (9/15) 7:41 AM CDT (9/15)
Length of Visible Light 13h 26m
Length of Day
12h 29m
Full, 98% of the Moon is Illuminated
Sep 15
Full
Sep 21
Last Quarter
Sep 28
New
Oct 5
First Quarter
Oct 13
Full

Hourly Weather History & Observations

Time (CDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:38 AM 72.0 °F 61.0 °F 68% 30.13 in 6.0 mi South 12.7 mph 20.7 mph 0.00 in Rain , Thunderstorm Heavy Thunderstorms and Rain
12:51 AM 70.0 °F 62.1 °F 76% 30.10 in 8.0 mi South 11.5 mph - 0.06 in Thunderstorm Thunderstorm
1:09 AM 71.1 °F 61.0 °F 70% 30.12 in 10.0 mi SSW 11.5 mph - 0.00 in   Overcast
1:51 AM 69.1 °F 60.1 °F 73% 30.08 in 10.0 mi South 13.8 mph 24.2 mph 0.00 in   Mostly Cloudy
2:51 AM 68.0 °F 59.0 °F 73% 30.09 in 10.0 mi South 8.1 mph - N/A   Overcast
3:51 AM 66.0 °F 60.1 °F 81% 30.08 in 10.0 mi SSW 6.9 mph - 0.01 in Rain Light Rain
5:51 AM 64.0 °F 62.1 °F 93% 30.09 in 5.0 mi SSW 12.7 mph - 0.19 in Rain Rain
6:51 AM 64.0 °F 63.0 °F 96% 30.07 in 8.0 mi SSW 10.4 mph - 0.09 in Rain Light Rain
7:51 AM 64.0 °F 63.0 °F 96% 30.06 in 10.0 mi South 13.8 mph - 0.01 in Rain Light Rain
8:51 AM 64.9 °F 63.0 °F 93% 30.06 in 10.0 mi South 13.8 mph - 0.00 in   Mostly Cloudy
9:38 AM 66.9 °F 63.0 °F 87% 30.08 in 10.0 mi SSW 13.8 mph 23.0 mph N/A   Overcast
9:51 AM 66.9 °F 63.0 °F 87% 30.06 in 10.0 mi SSW 13.8 mph 25.3 mph N/A   Overcast
10:44 AM 68.0 °F 64.0 °F 87% 30.06 in 10.0 mi SSW 15.0 mph 21.9 mph N/A   Overcast
10:51 AM 68.0 °F 64.0 °F 87% 30.05 in 10.0 mi SW 15.0 mph 23.0 mph N/A   Overcast
11:06 AM 68.0 °F 64.0 °F 87% 30.05 in 10.0 mi SSW 10.4 mph 19.6 mph N/A   Overcast
11:51 AM 68.0 °F 64.0 °F 87% 30.04 in 10.0 mi SW 9.2 mph - N/A   Overcast
12:39 PM 70.0 °F 64.0 °F 81% 30.03 in 10.0 mi SSW 8.1 mph - N/A   Mostly Cloudy
12:51 PM 71.1 °F 64.9 °F 81% 30.02 in 10.0 mi South 12.7 mph - N/A   Mostly Cloudy
1:51 PM 75.0 °F 66.0 °F 73% 30.00 in 10.0 mi SSW 9.2 mph - N/A   Mostly Cloudy
2:51 PM 77.0 °F 66.9 °F 71% 29.98 in 10.0 mi SSW 10.4 mph - N/A   Mostly Cloudy
3:24 PM 77.0 °F 66.9 °F 71% 29.98 in 10.0 mi WSW 8.1 mph - N/A   Mostly Cloudy
3:51 PM 77.0 °F 68.0 °F 74% 29.97 in 10.0 mi SW 9.2 mph - N/A   Mostly Cloudy
4:51 PM 77.0 °F 69.1 °F 76% 29.97 in 10.0 mi SW 5.8 mph - N/A   Overcast
5:14 PM 77.0 °F 69.1 °F 76% 29.98 in 10.0 mi SW 5.8 mph - N/A   Overcast
5:51 PM 75.0 °F 70.0 °F 84% 29.99 in 8.0 mi SSW 4.6 mph - 0.00 in Rain Light Rain
6:51 PM 73.0 °F 70.0 °F 90% 29.99 in 10.0 mi South 5.8 mph - 0.01 in   Mostly Cloudy
7:51 PM 73.9 °F 70.0 °F 87% 30.00 in 10.0 mi Calm Calm - N/A   Overcast
8:06 PM 73.9 °F 70.0 °F 87% 30.01 in 10.0 mi Calm Calm - N/A   Overcast
8:51 PM 73.0 °F 70.0 °F 90% 30.00 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
9:51 PM 72.0 °F 70.0 °F 93% 30.01 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:51 PM 72.0 °F 70.0 °F 93% 30.02 in 10.0 mi Calm Calm - N/A   Scattered Clouds
11:51 PM 71.1 °F 70.0 °F 96% 30.01 in 8.0 mi Calm Calm - N/A   Partly Cloudy