Chicago, IL

9:00 PM CDT on June 20, 2018 (GMT -0500)
Chicago-O'Hare International

Weather History for KORD - February, 2018

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Saturday, February 17, 2018

  Actual Average Record
Temperature  
Mean Temperature 26 °F 28 °F  
Max Temperature 35 °F 36 °F 67 °F (2017)
Min Temperature 17 °F 21 °F -11 °F (1903)
Degree Days  
Heating Degree Days 39 37  
Month to date heating degree days 745 662  
Since 1 July heating degree days 4198 4352  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 22 °F    
Average Humidity 75    
Maximum Humidity 92    
Minimum Humidity 57    
Precipitation  
Precipitation 0.11 in 0.06 in 1.10 in (2008)
Month to date precipitation 1.73 0.97  
Year to date precipitation 3.27 2.70  
Snow  
Snow 2.00 in 0.40 in 8.50 in (1893)
Month to date snowfall 20.3 5.9  
Since 1 July snowfall 30.3 26.3  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.05 in    
Wind  
Wind Speed 9 mph (SW)    
Max Wind Speed 17 mph    
Max Gust Speed 23 mph    
Visibility 7 miles    
Events Fog , Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Feb. 17, 2018 Rise Set
Actual Time 6:44 AM CST 5:27 PM CST
Civil Twilight 6:16 AM CST 5:55 PM CST
Nautical Twilight 5:43 AM CST 6:28 PM CST
Astronomical Twilight 5:11 AM CST 7:00 PM CST
Moon 7:50 AM CST (2/17) 7:24 PM CST (2/17)
Length of Visible Light 11h 39m
Length of Day
10h 42m
Waxing Crescent, 3% of the Moon is Illuminated
Feb 17
Waxing Crescent
Feb 23
First Quarter
Mar 1
Full
Mar 9
Last Quarter
Mar 17
New

Hourly Weather History & Observations

Time (CST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 19.0 °F 10.0 °F 9.0 °F 65% 30.26 in 10.0 mi WSW 6.9 mph - N/A   Partly Cloudy
1:51 AM 18.0 °F 11.1 °F 9.0 °F 68% 30.25 in 10.0 mi SW 4.6 mph - N/A   Partly Cloudy
2:51 AM 17.1 °F 8.7 °F 9.0 °F 71% 30.21 in 10.0 mi SSW 5.8 mph - N/A   Scattered Clouds
3:51 AM 17.1 °F 8.7 °F 9.0 °F 71% 30.18 in 10.0 mi SSW 5.8 mph - N/A   Scattered Clouds
4:51 AM 18.0 °F 9.8 °F 9.0 °F 68% 30.18 in 10.0 mi South 5.8 mph - N/A   Mostly Cloudy
5:51 AM 18.0 °F 7.7 °F 10.0 °F 71% 30.16 in 10.0 mi South 8.1 mph - N/A   Overcast
6:51 AM 19.0 °F 13.9 °F 9.0 °F 65% 30.14 in 10.0 mi South 3.5 mph - N/A   Overcast
7:51 AM 21.0 °F 10.6 °F 9.0 °F 60% 30.12 in 10.0 mi South 9.2 mph - N/A   Overcast
8:51 AM 23.0 °F 14.7 °F 12.0 °F 63% 30.11 in 10.0 mi SSW 6.9 mph - N/A   Overcast
9:51 AM 26.1 °F 18.4 °F 17.1 °F 69% 30.08 in 10.0 mi SSW 6.9 mph - N/A   Overcast
10:51 AM 30.9 °F 20.2 °F 21.9 °F 69% 30.06 in 10.0 mi SSW 15.0 mph - N/A   Overcast
11:51 AM 32.0 °F 22.5 °F 23.0 °F 69% 30.02 in 10.0 mi SSW 12.7 mph - N/A   Overcast
12:51 PM 34.0 °F 25.0 °F 24.1 °F 67% 29.99 in 10.0 mi SW 12.7 mph - N/A   Overcast
1:51 PM 35.1 °F 27.9 °F 26.1 °F 70% 29.94 in 10.0 mi South 9.2 mph - N/A   Overcast
2:38 PM 35.1 °F 27.4 °F 26.1 °F 70% 29.92 in 10.0 mi South 10.4 mph - N/A   Overcast
2:51 PM 35.1 °F 28.6 °F 26.1 °F 70% 29.94 in 8.0 mi SW 8.1 mph - 0.00 in Snow Light Snow
3:02 PM 34.0 °F 24.6 °F 27.0 °F 75% 29.92 in 2.0 mi SSW 13.8 mph - 0.00 in Snow Light Snow
3:06 PM 34.0 °F 26.0 °F 28.0 °F 79% 29.92 in 1.2 mi SSW 10.4 mph - 0.00 in Snow Light Snow
3:16 PM 33.1 °F 25.5 °F 28.9 °F 85% 29.92 in 0.8 mi SW 9.2 mph - 0.00 in Snow Light Snow
3:42 PM 32.0 °F 27.5 °F 30.0 °F 92% 29.92 in 0.5 mi South 4.6 mph - 0.02 in Fog , Snow Snow
3:49 PM 32.0 °F 27.5 °F 30.2 °F 93% 29.92 in 0.2 mi South 4.6 mph - 0.03 in Fog , Snow Snow
3:51 PM 32.0 °F 28.7 °F 30.9 °F 96% 29.95 in 0.2 mi South 3.5 mph - 0.03 in Fog , Snow Snow
4:30 PM 32.0 °F - 30.9 °F 96% 29.93 in 0.5 mi Calm Calm - 0.06 in Fog , Snow Snow
4:51 PM 32.0 °F 28.7 °F 30.9 °F 96% 29.96 in 0.8 mi West 3.5 mph - 0.07 in Snow Light Snow
5:01 PM 32.0 °F 28.7 °F 30.0 °F 92% 29.94 in 1.0 mi WSW 3.5 mph - 0.00 in Snow Light Snow
5:33 PM 33.1 °F 27.7 °F 30.0 °F 89% 29.95 in 1.5 mi WSW 5.8 mph - 0.01 in Snow Light Snow
5:51 PM 32.0 °F 26.4 °F 30.0 °F 92% 29.99 in 3.0 mi WSW 5.8 mph - 0.01 in Snow Light Snow
6:12 PM 33.1 °F 25.5 °F 30.0 °F 89% 29.97 in 5.0 mi West 9.2 mph - 0.00 in Snow Light Snow
6:51 PM 33.1 °F 23.9 °F 28.9 °F 85% 30.03 in 7.0 mi WNW 12.7 mph - 0.00 in   Overcast
7:11 PM 32.0 °F 22.1 °F 27.0 °F 82% 30.02 in 8.0 mi WNW 13.8 mph - N/A   Mostly Cloudy
7:51 PM 30.9 °F 19.4 °F 26.1 °F 82% 30.07 in 8.0 mi WNW 17.3 mph 23.0 mph N/A   Overcast
8:23 PM 30.0 °F 19.5 °F 25.0 °F 82% 30.06 in 8.0 mi WNW 13.8 mph - N/A   Overcast
8:51 PM 30.0 °F 19.1 °F 25.0 °F 82% 30.10 in 9.0 mi WNW 15.0 mph 19.6 mph N/A   Overcast
9:07 PM 30.0 °F 20.5 °F 24.1 °F 79% 30.07 in 10.0 mi WNW 11.5 mph - N/A   Overcast
9:51 PM 28.9 °F 19.8 °F 23.0 °F 78% 30.13 in 10.0 mi West 10.4 mph - N/A   Mostly Cloudy
10:32 PM 28.0 °F 20.0 °F 21.9 °F 78% 30.12 in 10.0 mi West 8.1 mph - N/A   Scattered Clouds
10:51 PM 27.0 °F 19.5 °F 21.9 °F 81% 30.14 in 10.0 mi WNW 6.9 mph - N/A   Partly Cloudy
11:51 PM 27.0 °F 16.7 °F 21.9 °F 81% 30.15 in 10.0 mi West 11.5 mph - N/A   Partly Cloudy