Chicago O'Hare, IL

6:55 AM CDT on September 25, 2016 (GMT -0500)
Chicago-O'Hare International

Weather History for KORD - May, 2011

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Wednesday, May 25, 2011

  Actual Average Record
Temperature  
Mean Temperature 57 °F 62 °F  
Max Temperature 67 °F 73 °F 94 °F (1911)
Min Temperature 47 °F 51 °F 32 °F (1992)
Degree Days  
Heating Degree Days 8 5  
Month to date heating degree days 228 198  
Since 1 July heating degree days 6438 6265  
Cooling Degree Days 0 2  
Month to date cooling degree days 42 30  
Year to date cooling degree days 47 40  
Growing Degree Days 5 (Base 50)    
Moisture  
Dew Point 52 °F    
Average Humidity 89    
Maximum Humidity 100    
Minimum Humidity 78    
Precipitation  
Precipitation 2.24 in 0.12 in 2.52 in (1879)
Month to date precipitation 4.13 2.97  
Year to date precipitation 16.09 12.37  
Snow  
Snow 0.00 in 0.00 in T in (1924)
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 57.9 36.6  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 29.69 in    
Wind  
Wind Speed 12 mph (NE)    
Max Wind Speed 28 mph    
Max Gust Speed 36 mph    
Visibility 6 miles    
Events Rain , Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Date:

Astronomy

May. 25, 2011 Rise Set
Actual Time 5:22 AM CDT 8:14 PM CDT
Civil Twilight 4:50 AM CDT 8:47 PM CDT
Nautical Twilight 4:08 AM CDT 9:29 PM CDT
Astronomical Twilight 3:20 AM CDT 10:18 PM CDT
Moon 1:29 AM CDT 1:32 PM CDT
Length of Visible Light 15h 57m
Length of Day
14h 51m
Last Quarter, 41% of the Moon is Illuminated
May 25
Last Quarter
Jun 1
New
Jun 8
First Quarter
Jun 15
Full
Jun 23
Last Quarter

Hourly Weather History & Observations

Time (CDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 48.9 °F - 46.0 °F 90% 29.87 in 10.0 mi NNE 8.1 mph - N/A   Overcast
1:51 AM 48.9 °F - 46.0 °F 90% 29.87 in 10.0 mi NNE 11.5 mph - N/A   Overcast
2:51 AM 50.0 °F - 46.9 °F 89% 29.83 in 10.0 mi NNE 8.1 mph - N/A   Overcast
3:51 AM 50.0 °F - 46.9 °F 89% 29.81 in 10.0 mi NE 8.1 mph - N/A   Mostly Cloudy
4:10 AM 48.2 °F - 46.4 °F 93% 29.80 in 10.0 mi East 5.8 mph - N/A   Mostly Cloudy
4:35 AM 50.0 °F - 46.4 °F 87% 29.79 in 10.0 mi NE 8.1 mph - N/A   Overcast
4:51 AM 50.0 °F - 48.0 °F 93% 29.80 in 10.0 mi NE 6.9 mph - N/A   Overcast
5:51 AM 50.0 °F - 48.0 °F 93% 29.80 in 10.0 mi NNE 6.9 mph - 0.00 in   Overcast
6:37 AM 51.8 °F - 48.2 °F 88% 29.76 in 2.0 mi NE 9.2 mph - N/A   Overcast
6:51 AM 51.1 °F - 48.9 °F 92% 29.75 in 0.8 mi NE 8.1 mph - N/A   Overcast
7:03 AM 51.8 °F - 50.0 °F 94% 29.74 in 0.2 mi NE 10.4 mph - N/A   Overcast
7:22 AM 51.8 °F - 51.8 °F 100% 29.73 in 0.2 mi NE 10.4 mph - N/A Thunderstorm Overcast
7:51 AM 53.1 °F - 52.0 °F 96% 29.74 in 0.2 mi NE 8.1 mph - 0.02 in Rain , Thunderstorm Light Thunderstorms and Rain
8:51 AM 54.0 °F - 53.1 °F 97% 29.71 in 0.2 mi NE 11.5 mph - 0.32 in Rain , Thunderstorm Heavy Thunderstorms and Rain
9:12 AM 55.4 °F - 53.6 °F 94% 29.69 in 1.5 mi ENE 16.1 mph 24.2 mph 0.09 in Rain , Thunderstorm Light Thunderstorms and Rain
9:32 AM 55.4 °F - 55.4 °F 100% 29.72 in 1.5 mi Calm Calm - 0.14 in Rain , Thunderstorm Heavy Thunderstorms and Rain
9:39 AM 55.4 °F - 53.6 °F 94% 29.73 in 0.8 mi SSW 4.6 mph - 0.21 in Rain , Thunderstorm Heavy Thunderstorms and Rain
9:51 AM 55.0 °F - 54.0 °F 96% 29.76 in 0.8 mi Calm Calm - 0.82 in Rain , Thunderstorm Heavy Thunderstorms and Rain
10:08 AM 55.4 °F - 55.4 °F 100% 29.73 in 2.0 mi ENE 11.5 mph - 0.50 in Rain , Thunderstorm Heavy Thunderstorms and Rain
10:37 AM 55.4 °F - 55.4 °F 100% 29.63 in 2.5 mi NE 15.0 mph - 0.61 in Rain Rain
10:48 AM 55.4 °F - 55.4 °F 100% 29.60 in 7.0 mi NE 13.8 mph - 0.63 in Rain Light Rain
10:51 AM 55.9 °F - 55.9 °F 100% 29.61 in 10.0 mi ENE 11.5 mph - 0.63 in Rain Light Rain
11:01 AM 57.2 °F - 55.4 °F 94% 29.61 in 10.0 mi ENE 13.8 mph - 0.00 in   Overcast
11:29 AM 57.2 °F - 57.2 °F 100% 29.65 in 10.0 mi East 11.5 mph 20.7 mph 0.00 in   Overcast
11:44 AM 57.2 °F - 57.2 °F 100% 29.64 in 10.0 mi East 11.5 mph - 0.00 in   Overcast
11:51 AM 57.9 °F - 57.0 °F 97% 29.65 in 9.0 mi East 10.4 mph - 0.00 in   Overcast
12:51 PM 61.0 °F - 59.0 °F 93% 29.64 in 7.0 mi East 9.2 mph - N/A   Overcast
1:15 PM 62.6 °F - 59.0 °F 88% 29.62 in 8.0 mi East 5.8 mph - N/A   Overcast
1:51 PM 64.0 °F - 60.1 °F 87% 29.60 in 10.0 mi Variable 4.6 mph - N/A   Mostly Cloudy
2:51 PM 64.9 °F - 59.0 °F 81% 29.59 in 10.0 mi North 9.2 mph - N/A   Mostly Cloudy
3:51 PM 64.9 °F - 57.9 °F 78% 29.59 in 10.0 mi NNE 10.4 mph - N/A   Mostly Cloudy
4:51 PM 63.0 °F - 55.9 °F 78% 29.60 in 10.0 mi NNE 9.2 mph - N/A   Mostly Cloudy
5:39 PM 55.4 °F - 53.6 °F 94% 29.60 in 8.0 mi NNE 15.0 mph 21.9 mph N/A   Mostly Cloudy
5:51 PM 55.0 °F - 52.0 °F 89% 29.61 in 9.0 mi NNE 13.8 mph 21.9 mph N/A   Overcast
5:55 PM 53.6 °F - 51.8 °F 94% 29.60 in 1.5 mi NNE 18.4 mph - N/A   Overcast
6:51 PM 53.1 °F - 51.1 °F 93% 29.63 in 2.0 mi NNE 12.7 mph - N/A   Overcast
7:51 PM 51.1 °F - 51.1 °F 100% 29.62 in 2.0 mi NNE 17.3 mph 27.6 mph N/A   Overcast
8:51 PM 48.9 °F - 48.9 °F 100% 29.63 in 2.5 mi North 27.6 mph 35.7 mph 0.00 in Rain , Thunderstorm Light Thunderstorms and Rain
9:51 PM 48.9 °F - 48.9 °F 100% 29.66 in 2.5 mi NNE 12.7 mph 23.0 mph 0.12 in Rain , Thunderstorm Thunderstorms and Rain
10:29 PM 48.2 °F - 48.2 °F 100% 29.63 in 4.0 mi NE 17.3 mph 27.6 mph 0.12 in Rain , Thunderstorm Thunderstorms and Rain
10:44 PM 46.4 °F 39.5 °F 46.4 °F 100% 29.63 in 5.0 mi NNE 17.3 mph 26.5 mph 0.16 in Rain Rain
10:51 PM 46.9 °F - 46.9 °F 100% 29.62 in 5.0 mi NNE 20.7 mph 31.1 mph 0.17 in Rain Rain
11:51 PM 46.9 °F - 46.9 °F 100% 29.59 in 10.0 mi NNE 20.7 mph 29.9 mph 0.09 in Rain Light Rain