Chicago, IL

7:43 PM CST on November 11, 2019 (GMT -0600)
Chicago-O'Hare International

Weather History for KORD - September, 2019

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Thursday, September 12, 2019

  Actual Average Record
Temperature  
Mean Temperature 70 °F 66 °F  
Max Temperature 78 °F 76 °F 96 °F (1952)
Min Temperature 63 °F 56 °F 44 °F (1955)
Degree Days  
Heating Degree Days 0 2  
Month to date heating degree days 2 17  
Since 1 July heating degree days 2 30  
Cooling Degree Days 6 4  
Month to date cooling degree days 63 57  
Year to date cooling degree days 859 797  
Growing Degree Days 20 (Base 50)    
Moisture  
Dew Point 66 °F    
Average Humidity 89    
Maximum Humidity 100    
Minimum Humidity 74    
Precipitation  
Precipitation 0.34 in 0.10 in 2.43 in (1961)
Month to date precipitation 1.08 1.34  
Year to date precipitation 32.83 26.47  
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 30.08 in    
Wind  
Wind Speed 7 mph ()    
Max Wind Speed 15 mph    
Max Gust Speed 20 mph    
Visibility 7.7 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. 12, 2019 Rise Set
Actual Time 6:28 AM CDT 7:06 PM CDT
Civil Twilight 6:00 AM CDT 7:34 PM CDT
Nautical Twilight 5:26 AM CDT 8:07 PM CDT
Astronomical Twilight 4:52 AM CDT 8:42 PM CDT
Moon 6:52 PM CDT 4:45 AM CDT
Length of Visible Light 13h 34m
Length of Day
12h 38m
Waxing Gibbous, 98% of the Moon is Illuminated
Sep 12
Waxing Gibbous
Sep 13
Full
Sep 21
Last Quarter
Sep 28
New
Oct 5
First 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 70.0 °F 66.0 °F 87% 30.04 in 6.0 mi North 4.6 mph - 0.04 in Rain , Thunderstorm Light Rain
1:13 AM 70.0 °F 66.0 °F 87% 30.07 in 10.0 mi ENE 6.9 mph - 0.02 in Rain Light Rain
1:38 AM 69.1 °F 66.0 °F 90% 30.07 in 10.0 mi ENE 12.7 mph - 0.02 in Thunderstorm Overcast
1:45 AM 68.0 °F 64.4 °F 88% 30.06 in 10.0 mi NE 13.8 mph - 0.02 in Thunderstorm Overcast
1:51 AM 66.0 °F 64.0 °F 93% 30.06 in 10.0 mi NE 11.5 mph - 0.02 in Thunderstorm Overcast
2:02 AM 64.9 °F 64.0 °F 97% 30.07 in 10.0 mi NE 9.2 mph - N/A   Overcast
2:12 AM 64.9 °F 64.0 °F 97% 30.08 in 10.0 mi Variable 3.5 mph - N/A   Overcast
2:27 AM 64.9 °F 64.0 °F 97% 30.09 in 10.0 mi East 4.6 mph - N/A Thunderstorm Overcast
2:49 AM 66.2 °F 64.4 °F 94% 30.09 in 10.0 mi East 8.1 mph - 0.00 in   Overcast
2:51 AM 66.0 °F 64.0 °F 93% 30.07 in 10.0 mi East 9.2 mph - 0.00 in   Overcast
2:56 AM 66.0 °F 64.0 °F 93% 30.09 in 10.0 mi East 4.6 mph - N/A Thunderstorm Thunderstorm
3:19 AM 66.0 °F 64.0 °F 93% 30.11 in 10.0 mi North 10.4 mph - 0.00 in Rain , Thunderstorm Light Rain
3:42 AM 64.9 °F 64.0 °F 97% 30.11 in 4.0 mi East 4.6 mph - 0.03 in Rain , Thunderstorm Heavy Thunderstorms and Rain
3:51 AM 64.9 °F 64.0 °F 97% 30.09 in 5.0 mi Calm Calm - 0.09 in Rain , Thunderstorm Heavy Thunderstorms and Rain
4:11 AM 66.0 °F 64.9 °F 96% 30.08 in 10.0 mi SSW 3.5 mph - 0.02 in Thunderstorm Overcast
4:27 AM 66.0 °F 64.9 °F 96% 30.09 in 10.0 mi Calm Calm - 0.03 in Rain Light Rain
4:51 AM 66.0 °F 64.9 °F 96% 30.07 in 5.0 mi South 4.6 mph - 0.07 in Rain Rain
5:51 AM 66.9 °F 66.0 °F 97% 30.07 in 10.0 mi South 5.8 mph - 0.12 in   Mostly Cloudy
6:05 AM 66.9 °F 66.0 °F 97% 30.10 in 10.0 mi East 5.8 mph - N/A   Mostly Cloudy
6:34 AM 66.9 °F 66.0 °F 97% 30.11 in 0.2 mi NNE 11.5 mph - N/A   Mostly Cloudy
6:51 AM 66.0 °F 64.9 °F 96% 30.10 in 0.2 mi NE 10.4 mph - N/A   Overcast
7:51 AM 63.0 °F 63.0 °F 100% 30.11 in 0.2 mi NE 8.1 mph - N/A   Overcast
8:42 AM 64.0 °F 63.0 °F 96% 30.13 in 0.5 mi NE 8.1 mph - N/A   Overcast
8:51 AM 64.0 °F 63.0 °F 96% 30.12 in 0.5 mi NE 8.1 mph - N/A   Overcast
9:41 AM 66.0 °F 64.0 °F 93% 30.13 in 1.0 mi East 5.8 mph - N/A   Overcast
9:51 AM 66.0 °F 64.0 °F 93% 30.12 in 1.0 mi ENE 5.8 mph - N/A   Overcast
10:12 AM 66.9 °F 64.9 °F 93% 30.13 in 2.5 mi East 8.1 mph - N/A   Overcast
10:43 AM 68.0 °F 64.9 °F 90% 30.12 in 3.0 mi East 6.9 mph - N/A   Overcast
10:51 AM 68.0 °F 66.0 °F 93% 30.12 in 3.0 mi East 8.1 mph - N/A   Overcast
11:25 AM 71.1 °F 66.0 °F 84% 30.12 in 10.0 mi ENE 9.2 mph - N/A   Overcast
11:51 AM 71.1 °F 66.0 °F 84% 30.11 in 10.0 mi East 8.1 mph - N/A   Overcast
12:51 PM 71.1 °F 66.9 °F 87% 30.11 in 10.0 mi ENE 9.2 mph - N/A   Overcast
1:17 PM 73.9 °F 68.0 °F 82% 30.11 in 10.0 mi ENE 9.2 mph - N/A   Overcast
1:51 PM 75.0 °F 68.0 °F 79% 30.09 in 10.0 mi East 9.2 mph - N/A   Overcast
2:19 PM 75.9 °F 68.0 °F 76% 30.10 in 10.0 mi East 5.8 mph - N/A   Mostly Cloudy
2:34 PM 77.0 °F 68.0 °F 74% 30.08 in 10.0 mi East 8.1 mph - N/A   Mostly Cloudy
2:51 PM 78.1 °F 69.1 °F 74% 30.07 in 10.0 mi ENE 8.1 mph - N/A   Mostly Cloudy
3:51 PM 77.0 °F 68.0 °F 74% 30.05 in 10.0 mi ENE 9.2 mph - N/A   Mostly Cloudy
4:51 PM 75.0 °F 68.0 °F 79% 30.02 in 10.0 mi East 6.9 mph - N/A   Mostly Cloudy
5:51 PM 77.0 °F 69.1 °F 76% 30.02 in 10.0 mi East 8.1 mph - N/A   Scattered Clouds
6:51 PM 77.0 °F 69.1 °F 76% 30.03 in 10.0 mi East 6.9 mph - N/A   Mostly Cloudy
7:51 PM 75.0 °F 69.1 °F 82% 30.01 in 10.0 mi East 6.9 mph - N/A   Scattered Clouds
8:51 PM 75.9 °F 70.0 °F 82% 30.02 in 10.0 mi SE 9.2 mph - N/A   Scattered Clouds
9:51 PM 77.0 °F 68.0 °F 74% 30.02 in 10.0 mi SE 10.4 mph - N/A   Scattered Clouds
10:51 PM 75.0 °F 68.0 °F 79% 30.00 in 10.0 mi SE 9.2 mph - N/A   Overcast
11:51 PM 75.9 °F 69.1 °F 79% 29.98 in 10.0 mi SSE 11.5 mph - N/A   Overcast