Weather History for Chicago, IL

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Sunday, May 6, 2012

  Actual Average Record
Temperature  
Mean Temperature 61 °F 56 °F  
Max Temperature 70 °F 67 °F 91 °F (1949)
Min Temperature 51 °F 45 °F 30 °F (1992)
Degree Days  
Heating Degree Days 4 10  
Month to date heating degree days 22 62  
Since 1 July heating degree days 4812 6129  
Cooling Degree Days 0 1  
Month to date cooling degree days 15 4  
Year to date cooling degree days 58 14  
Growing Degree Days 10 (Base 50)    
Moisture  
Dew Point 53 °F    
Average Humidity 73    
Maximum Humidity 93    
Minimum Humidity 53    
Precipitation  
Precipitation 0.80 in 0.11 in 1.41 in (1941)
Month to date precipitation 2.51 0.69  
Year to date precipitation 10.34 10.09  
Snow  
Snow 0.00 in 0.00 in 0.50 in (1989)
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 19.8 36.3  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.96 in    
Wind  
Wind Speed 9 mph (ENE)    
Max Wind Speed 17 mph    
Max Gust Speed 28 mph    
Visibility 8 miles    
Events Rain , Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

May. 06, 2012 Rise Set
Actual Time 5:40 AM CDT 7:56 PM CDT
Civil Twilight 5:09 AM CDT 8:27 PM CDT
Nautical Twilight 4:31 AM CDT 9:06 PM CDT
Astronomical Twilight 3:49 AM CDT 9:48 PM CDT
Moon 9:02 PM CDT (5/6) 5:50 AM CDT (5/6)
Length of Visible Light 15h 17m
Length of Day
14h 15m
Full, 100% of the Moon is Illuminated
May 6
Full
May 12
Last Quarter
May 20
New
May 28
First Quarter
Jun 4
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 52.0 °F 48.9 °F 89% 30.01 in 10.0 mi ESE 3.5 mph - N/A   Scattered Clouds
1:51 AM 53.1 °F 50.0 °F 89% 29.95 in 9.0 mi South 11.5 mph - N/A   Clear
2:51 AM 55.0 °F 51.1 °F 86% 29.98 in 8.0 mi NE 6.9 mph - N/A   Clear
3:51 AM 53.1 °F 48.9 °F 86% 29.99 in 9.0 mi NNE 6.9 mph - N/A   Clear
4:51 AM 52.0 °F 48.9 °F 89% 30.01 in 8.0 mi NE 4.6 mph - N/A   Scattered Clouds
5:51 AM 54.0 °F 51.1 °F 90% 30.02 in 5.0 mi ENE 4.6 mph - N/A   Overcast
6:51 AM 57.9 °F 53.1 °F 84% 30.02 in 5.0 mi East 6.9 mph - N/A   Haze
7:51 AM 61.0 °F 53.1 °F 75% 30.01 in 8.0 mi East 8.1 mph - N/A   Mostly Cloudy
8:51 AM 66.0 °F 52.0 °F 60% 30.00 in 10.0 mi SE 11.5 mph - N/A   Overcast
9:51 AM 68.0 °F 51.1 °F 55% 29.98 in 10.0 mi East 13.8 mph - N/A   Overcast
10:24 AM 68.0 °F 51.8 °F 56% 29.98 in 10.0 mi ESE 11.5 mph - N/A   Overcast
10:51 AM 69.1 °F 52.0 °F 54% 29.96 in 10.0 mi East 15.0 mph - N/A   Overcast
11:11 AM 69.8 °F 53.6 °F 56% 29.94 in 10.0 mi East 12.7 mph - N/A   Overcast
11:33 AM 68.0 °F 51.8 °F 56% 29.97 in 10.0 mi East 9.2 mph - N/A Thunderstorm Thunderstorm
11:51 AM 68.0 °F 53.1 °F 59% 29.98 in 10.0 mi SE 12.7 mph 18.4 mph N/A Thunderstorm Thunderstorm
12:14 PM 64.4 °F 57.2 °F 77% 29.99 in 4.0 mi ESE 10.4 mph - 0.11 in Rain , Thunderstorm Heavy Thunderstorms and Rain
12:28 PM 64.4 °F 55.4 °F 73% 30.01 in 10.0 mi ESE 8.1 mph - 0.13 in Rain , Thunderstorm Light Thunderstorms and Rain
12:51 PM 60.1 °F 55.0 °F 83% 30.02 in 5.0 mi North 12.7 mph - 0.16 in Rain , Thunderstorm Light Thunderstorms and Rain
12:53 PM 60.8 °F 55.4 °F 82% 30.01 in 4.0 mi North 15.0 mph - 0.00 in Rain , Thunderstorm Light Thunderstorms and Rain
1:08 PM 59.0 °F 53.6 °F 82% 29.99 in 9.0 mi NE 15.0 mph - 0.06 in Rain , Thunderstorm Light Thunderstorms and Rain
1:51 PM 62.1 °F 55.9 °F 80% 29.96 in 10.0 mi North 10.4 mph - 0.11 in Thunderstorm Thunderstorm
2:09 PM 60.8 °F 55.4 °F 82% 29.99 in 2.5 mi Calm Calm - 0.02 in Rain , Thunderstorm Thunderstorms and Rain
2:13 PM 59.0 °F 55.4 °F 88% 30.01 in 1.0 mi ESE 3.5 mph - 0.09 in Rain , Thunderstorm Heavy Thunderstorms and Rain
2:21 PM 59.0 °F 55.4 °F 88% 29.96 in 0.8 mi NE 12.7 mph - 0.30 in Rain , Thunderstorm Heavy Thunderstorms and Rain
2:28 PM 60.8 °F 55.4 °F 82% 29.95 in 1.5 mi NE 12.7 mph - 0.35 in Rain , Thunderstorm Light Thunderstorms and Rain
2:31 PM 60.8 °F 57.2 °F 88% 29.97 in 3.0 mi NNE 10.4 mph - 0.35 in Rain , Thunderstorm Light Thunderstorms and Rain
2:35 PM 60.8 °F 57.2 °F 88% 29.97 in 6.0 mi NNE 12.7 mph - 0.35 in Rain , Thunderstorm Light Thunderstorms and Rain
2:51 PM 59.0 °F 54.0 °F 83% 29.97 in 10.0 mi ENE 11.5 mph - 0.35 in Thunderstorm Thunderstorm
3:10 PM 60.8 °F 53.6 °F 77% 29.95 in 10.0 mi NE 12.7 mph - N/A   Overcast
3:51 PM 60.1 °F 54.0 °F 80% 29.91 in 10.0 mi East 9.2 mph - 0.00 in   Overcast
4:51 PM 61.0 °F 53.1 °F 75% 29.88 in 10.0 mi ENE 12.7 mph - N/A   Overcast
5:51 PM 61.0 °F 52.0 °F 72% 29.86 in 10.0 mi NE 5.8 mph - N/A   Overcast
6:51 PM 62.1 °F 53.1 °F 72% 29.84 in 10.0 mi North 3.5 mph - N/A   Overcast
7:51 PM 61.0 °F 54.0 °F 78% 29.83 in 10.0 mi Calm Calm - N/A   Overcast
8:51 PM 62.1 °F 55.0 °F 78% 29.86 in 10.0 mi North 10.4 mph - N/A   Overcast
9:10 PM 62.6 °F 53.6 °F 72% 29.88 in 10.0 mi North 9.2 mph - N/A Thunderstorm Thunderstorm
9:51 PM 60.1 °F 53.1 °F 78% 29.87 in 10.0 mi North 12.7 mph 21.9 mph 0.08 in   Overcast
10:51 PM 57.9 °F 51.1 °F 78% 29.89 in 10.0 mi NNE 6.9 mph - 0.00 in Rain Light Rain
11:51 PM 57.0 °F 52.0 °F 83% 29.87 in 10.0 mi Variable 5.8 mph - 0.00 in   Mostly Cloudy