History for Chicago, IL

Tuesday, May 15, 2007 — View Current Conditions
Tuesday, May 15, 2007
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Daily Weekly Monthly Custom
  Actual Average Record
Temperature
Mean Temperature 69 °F 59 °F  
Max Temperature 80 °F 70 °F 91 °F (1962)
Min Temperature 57 °F 48 °F 35 °F (1895)
Degree Days
Heating Degree Days 0 7  
Month to date heating degree days 64 137  
Since 1 July heating degree days 5986 6204  
Cooling Degree Days 4 1  
Month to date cooling degree days 26 13  
Year to date cooling degree days 35 23  
Growing Degree Days 18 (Base 50)    
Moisture
Dew Point 56 °F    
Average Humidity 69    
Maximum Humidity 93    
Minimum Humidity 45    
Precipitation
Precipitation 0.38 in 0.12 in 2.31 in (1915)
Month to date precipitation 0.51 1.75  
Year to date precipitation 10.99 11.15  
Snow
Snow 0.00 in 0.00 in 0.00 in ()
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 35.6 36.3  
Snow Depth -    
Sea Level Pressure
Sea Level Pressure 29.84 in    
Wind
Wind Speed 12 mph (WNW)    
Max Wind Speed 25 mph    
Max Gust Speed 33 mph    
Visibility 7 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary
Daily Graph
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Astronomy
May. 23, 2013 Rise Set
Actual Time 5:31 AM CDT 8:05 PM CDT
Civil Twilight 4:59 AM CDT 8:37 PM CDT
Nautical Twilight 4:19 AM CDT 9:16 PM CDT
Astronomical Twilight 3:35 AM CDT 10:02 PM CDT
Moon 4:21 AM CDT (5/15) 7:12 PM CDT (5/15)
Length Of Visible Light 15h 37m
Length of Day
14h 33m
Waning Crescent, 2% of the Moon is Illuminated
May 15
Waning Crescent
May 16
New
May 23
First Quarter
May 31
Full
Jun 8
Last Quarter
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Hourly Observations
Time (CDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 73.9 °F - 54.0 °F 50% 29.89 in 10.0 mi SSW 16.1 mph - N/A   Mostly Cloudy
1:51 AM 73.0 °F - 53.1 °F 49% 29.87 in 10.0 mi SW 19.6 mph - N/A   Mostly Cloudy
2:51 AM 71.1 °F - 53.1 °F 53% 29.87 in 10.0 mi SW 16.1 mph - N/A   Mostly Cloudy
3:51 AM 71.1 °F - 53.1 °F 53% 29.86 in 10.0 mi SW 13.8 mph 20.7 mph N/A   Mostly Cloudy
4:51 AM 69.1 °F - 54.0 °F 58% 29.85 in 10.0 mi SW 10.4 mph - N/A   Mostly Cloudy
5:51 AM 69.1 °F - 54.0 °F 58% 29.84 in 10.0 mi SSW 12.7 mph - N/A   Mostly Cloudy
6:51 AM 70.0 °F - 55.0 °F 59% 29.85 in 10.0 mi SW 11.5 mph - N/A   Scattered Clouds
7:51 AM 72.0 °F - 57.0 °F 59% 29.85 in 10.0 mi WSW 12.7 mph - N/A   Mostly Cloudy
8:51 AM 75.0 °F - 59.0 °F 57% 29.85 in 10.0 mi WSW 15.0 mph - N/A   Mostly Cloudy
9:51 AM 75.9 °F - 60.1 °F 58% 29.84 in 10.0 mi West 11.5 mph - N/A   Mostly Cloudy
10:51 AM 80.1 °F 80.4 °F 57.0 °F 45% 29.84 in 10.0 mi WNW 12.7 mph 21.9 mph N/A   Mostly Cloudy
11:51 AM 77.0 °F - 55.9 °F 48% 29.82 in 10.0 mi West 11.5 mph - N/A   Overcast
12:51 PM 79.0 °F - 55.0 °F 44% 29.80 in 10.0 mi SW 16.1 mph 23.0 mph N/A   Mostly Cloudy
1:51 PM 80.1 °F 80.7 °F 59.0 °F 48% 29.77 in 10.0 mi WNW 12.7 mph 19.6 mph N/A   Mostly Cloudy
2:51 PM 75.9 °F - 59.0 °F 56% 29.75 in 10.0 mi West 11.5 mph - N/A   Overcast
3:51 PM 66.9 °F - 62.1 °F 84% 29.77 in 8.0 mi WNW 18.4 mph 25.3 mph 0.01 in Rain Light Rain
4:51 PM 66.2 °F - 60.8 °F 83% 29.78 in 6.0 mi NW 16.1 mph 20.7 mph N/A Rain Light Rain
5:48 PM 60.8 °F - 55.4 °F 82% 29.82 in 9.0 mi NE 13.8 mph 26.5 mph 0.00 in Rain Rain
5:51 PM 59.0 °F - 55.9 °F 90% 29.82 in 5.0 mi NE 11.5 mph 26.5 mph 0.00 in Rain Light Rain
5:59 PM 59.0 °F - 55.4 °F 88% 29.83 in 2.0 mi NNE 10.4 mph 21.9 mph 0.01 in Rain Rain
6:02 PM 57.2 °F - 55.4 °F 94% 29.84 in 1.5 mi NNE 9.2 mph - 0.02 in Rain Heavy Rain
6:17 PM 59.0 °F - 57.2 °F 94% 29.84 in 1.5 mi NE 9.2 mph - 0.08 in Rain Rain
6:46 PM 59.0 °F - 57.2 °F 94% 29.84 in 2.5 mi NE 8.1 mph - 0.15 in Rain Light Rain
6:51 PM 59.0 °F - 57.0 °F 93% 29.83 in 2.5 mi NE 8.1 mph - 0.15 in Rain Light Rain
7:03 PM 57.2 °F - 55.4 °F 94% 29.84 in 2.5 mi NNE 5.8 mph - 0.00 in Rain Light Rain
7:08 PM 57.2 °F - 57.2 °F 100% 29.84 in 3.0 mi NNE 5.8 mph - 0.00 in Rain Light Rain
7:51 PM 59.0 °F - 57.0 °F 93% 29.85 in 3.0 mi Calm Calm - 0.01 in Rain Light Rain
8:47 PM 59.0 °F - 57.2 °F 94% 29.85 in 2.5 mi ESE 4.6 mph - 0.05 in Rain Light Rain
8:51 PM 59.0 °F - 57.0 °F 93% 29.85 in 2.5 mi ENE 4.6 mph - 0.05 in Rain Light Rain
9:04 PM 59.0 °F - 57.2 °F 94% 29.85 in 2.5 mi East 5.8 mph - 0.01 in Rain Light Rain
9:37 PM 59.0 °F - 57.2 °F 94% 29.86 in 2.5 mi West 6.9 mph - 0.06 in Rain Light Rain
9:51 PM 59.0 °F - 57.0 °F 93% 29.86 in 3.0 mi NW 11.5 mph - 0.08 in Rain Rain
10:44 PM 57.2 °F - 53.6 °F 88% 29.88 in 6.0 mi NNW 13.8 mph 21.9 mph 0.07 in Rain Light Rain
10:51 PM 57.0 °F - 55.0 °F 93% 29.87 in 7.0 mi NNW 11.5 mph - 0.07 in Rain Light Rain
11:51 PM 57.9 °F - 54.0 °F 87% 29.89 in 10.0 mi NW 11.5 mph - 0.00 in   Overcast
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