Chicago, IL

11:34 AM CDT on October 23, 2019 (GMT -0500)
Chicago-O'Hare International

Weather History for KORD - September, 2019

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Saturday, September 21, 2019

  Actual Average Record
Temperature  
Mean Temperature 74 °F 62 °F  
Max Temperature 78 °F 73 °F 94 °F (2017)
Min Temperature 71 °F 52 °F 39 °F (1991)
Degree Days  
Heating Degree Days 0 5  
Month to date heating degree days 2 49  
Since 1 July heating degree days 2 62  
Cooling Degree Days 10 2  
Month to date cooling degree days 124 80  
Year to date cooling degree days 920 820  
Growing Degree Days 24 (Base 50)    
Moisture  
Dew Point 68 °F    
Average Humidity 82    
Maximum Humidity 94    
Minimum Humidity 69    
Precipitation  
Precipitation 0.17 in 0.11 in 1.67 in (1947)
Month to date precipitation 3.10 2.29  
Year to date precipitation 34.85 27.42  
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 10 mph ()    
Max Wind Speed 25 mph    
Max Gust Speed 38 mph    
Visibility 9.4 miles    
Events Rain    
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. 21, 2019 Rise Set
Actual Time 6:37 AM CDT 6:50 PM CDT
Civil Twilight 6:09 AM CDT 7:18 PM CDT
Nautical Twilight 5:37 AM CDT 7:51 PM CDT
Astronomical Twilight 5:03 AM CDT 8:24 PM CDT
Moon 11:22 PM CDT (9/21) 1:49 PM CDT (9/21)
Length of Visible Light 13h 08m
Length of Day
12h 13m
Waning Gibbous, 54% of the Moon is Illuminated
Sep 21
Waning Gibbous
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
12:51 AM 73.9 °F 66.9 °F 79% 30.08 in 10.0 mi South 6.9 mph - N/A   Clear
1:51 AM 73.0 °F 66.0 °F 79% 30.07 in 10.0 mi South 5.8 mph - N/A   Clear
2:51 AM 73.9 °F 66.0 °F 76% 30.07 in 10.0 mi South 8.1 mph - N/A   Clear
3:51 AM 73.0 °F 66.9 °F 81% 30.07 in 10.0 mi SSW 6.9 mph - N/A   Clear
4:51 AM 73.0 °F 68.0 °F 84% 30.08 in 10.0 mi SSW 8.1 mph - N/A   Partly Cloudy
5:51 AM 72.0 °F 66.9 °F 84% 30.09 in 10.0 mi South 5.8 mph - N/A   Mostly Cloudy
6:51 AM 73.0 °F 66.9 °F 81% 30.09 in 10.0 mi South 9.2 mph - N/A   Mostly Cloudy
7:51 AM 73.0 °F 66.9 °F 81% 30.08 in 10.0 mi SSW 12.7 mph 19.6 mph 0.00 in   Mostly Cloudy
8:51 AM 75.0 °F 66.9 °F 76% 30.09 in 10.0 mi SSW 13.8 mph 25.3 mph N/A   Mostly Cloudy
9:51 AM 75.0 °F 66.9 °F 76% 30.08 in 9.0 mi SSW 12.7 mph 25.3 mph 0.00 in Rain Light Rain
10:51 AM 75.0 °F 68.0 °F 79% 30.06 in 10.0 mi SSW 16.1 mph 24.2 mph 0.00 in Rain Light Rain
11:51 AM 77.0 °F 66.9 °F 71% 30.06 in 10.0 mi SSW 17.3 mph 28.8 mph 0.00 in   Overcast
12:51 PM 77.0 °F 68.0 °F 74% 30.06 in 10.0 mi SW 18.4 mph 29.9 mph N/A   Overcast
1:51 PM 77.0 °F 66.0 °F 69% 30.05 in 10.0 mi SSW 13.8 mph 25.3 mph N/A   Overcast
2:51 PM 77.0 °F 66.9 °F 71% 30.03 in 10.0 mi South 13.8 mph 28.8 mph N/A   Overcast
3:51 PM 73.0 °F 68.0 °F 84% 30.04 in 4.0 mi SSW 12.7 mph - 0.02 in Rain Rain
4:15 PM 73.0 °F 70.0 °F 90% 30.02 in 6.0 mi SSE 8.1 mph - 0.06 in   Overcast
4:51 PM 75.0 °F 69.1 °F 82% 30.00 in 10.0 mi South 16.1 mph 24.2 mph 0.06 in   Overcast
5:51 PM 73.9 °F 68.0 °F 82% 30.00 in 10.0 mi South 11.5 mph 21.9 mph N/A   Overcast
6:51 PM 75.0 °F 68.0 °F 79% 30.00 in 10.0 mi South 11.5 mph 19.6 mph N/A   Overcast
7:51 PM 73.9 °F 69.1 °F 85% 30.01 in 8.0 mi SSW 12.7 mph 20.7 mph 0.01 in Rain Light Rain
8:51 PM 72.0 °F 69.1 °F 91% 30.01 in 7.0 mi SSW 18.4 mph 27.6 mph 0.06 in Rain Light Rain
9:30 PM 72.0 °F 69.1 °F 91% 30.02 in 8.0 mi SSW 15.0 mph 21.9 mph 0.02 in Rain Light Rain
9:48 PM 71.6 °F 69.8 °F 94% 30.01 in 10.0 mi SSW 11.5 mph 21.9 mph 0.02 in Rain Light Rain
9:51 PM 72.0 °F 69.1 °F 91% 30.00 in 10.0 mi SSW 11.5 mph - 0.02 in Rain Light Rain
10:32 PM 72.0 °F 69.1 °F 91% 30.00 in 10.0 mi SSW 11.5 mph 21.9 mph 0.00 in   Overcast
10:51 PM 72.0 °F 68.0 °F 87% 29.99 in 10.0 mi SSW 13.8 mph 21.9 mph 0.00 in   Overcast
11:51 PM 72.0 °F 68.0 °F 87% 29.99 in 10.0 mi SSW 10.4 mph - 0.00 in   Overcast