Weather History for Chicago, IL

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Wednesday, October 3, 2012

  Actual Average Record
Temperature  
Mean Temperature 61 °F 57 °F  
Max Temperature 63 °F 68 °F 91 °F (1954)
Min Temperature 59 °F 47 °F 29 °F (1981)
Degree Days  
Heating Degree Days 4 9  
Month to date heating degree days 16 25  
Since 1 July heating degree days 123 143  
Cooling Degree Days 0 1  
Month to date cooling degree days 0 3  
Year to date cooling degree days 1321 835  
Growing Degree Days 12 (Base 50)    
Moisture  
Dew Point 60 °F    
Average Humidity 92    
Maximum Humidity 100    
Minimum Humidity 84    
Precipitation  
Precipitation 0.26 in 0.11 in 3.95 in (1954)
Month to date precipitation 0.26 0.30  
Year to date precipitation 20.86 28.64  
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 29.94 in    
Wind  
Wind Speed 5 mph (SW)    
Max Wind Speed 10 mph    
Max Gust Speed 13 mph    
Visibility 5 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Oct. 03, 2012 Rise Set
Actual Time 6:51 AM CDT 6:29 PM CDT
Civil Twilight 6:23 AM CDT 6:56 PM CDT
Nautical Twilight 5:51 AM CDT 7:29 PM CDT
Astronomical Twilight 5:18 AM CDT 8:01 PM CDT
Moon 8:17 PM CDT (10/3) 10:18 AM CDT (10/3)
Length of Visible Light 12h 33m
Length of Day
11h 37m
Waning Gibbous, 88% of the Moon is Illuminated
Oct 3
Waning Gibbous
Oct 8
Last Quarter
Oct 15
New
Oct 21
First Quarter
Oct 29
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 61.0 °F 55.9 °F 83% 29.88 in 10.0 mi NNE 8.1 mph - N/A   Overcast
1:51 AM 62.1 °F 57.0 °F 84% 29.88 in 10.0 mi NNE 5.8 mph - N/A   Overcast
2:51 AM 62.1 °F 57.9 °F 86% 29.87 in 10.0 mi North 4.6 mph - N/A   Overcast
3:51 AM 62.1 °F 57.9 °F 86% 29.88 in 10.0 mi NE 3.5 mph - N/A   Overcast
4:30 AM 62.6 °F 57.2 °F 82% 29.89 in 10.0 mi East 3.5 mph - N/A   Overcast
4:51 AM 63.0 °F 57.0 °F 81% 29.88 in 10.0 mi ENE 4.6 mph - N/A   Overcast
5:51 AM 62.1 °F 57.9 °F 86% 29.91 in 8.0 mi East 5.8 mph - N/A   Overcast
6:05 AM 62.6 °F 59.0 °F 88% 29.91 in 6.0 mi East 4.6 mph - 0.00 in   Light Drizzle
6:13 AM 60.8 °F 60.8 °F 100% 29.91 in 2.5 mi Variable 4.6 mph - 0.00 in   Light Drizzle
6:28 AM 60.8 °F 60.8 °F 100% 29.92 in 2.5 mi Variable 3.5 mph - 0.00 in   Light Drizzle
6:51 AM 60.1 °F 60.1 °F 100% 29.92 in 2.0 mi Calm Calm - 0.00 in   Light Drizzle
7:10 AM 60.8 °F 60.8 °F 100% 29.92 in 1.8 mi Calm Calm - 0.00 in   Light Drizzle
7:27 AM 60.8 °F 60.8 °F 100% 29.92 in 1.2 mi WSW 3.5 mph - N/A Rain Light Rain
7:37 AM 60.8 °F 60.8 °F 100% 29.92 in 1.8 mi Calm Calm - 0.01 in Rain Light Rain
7:51 AM 60.1 °F 60.1 °F 100% 29.93 in 2.0 mi WSW 3.5 mph - 0.01 in Rain Light Rain
8:41 AM 60.8 °F 60.8 °F 100% 29.94 in 1.8 mi Calm Calm - 0.01 in Rain Light Rain
8:51 AM 61.0 °F 60.1 °F 97% 29.94 in 1.8 mi Calm Calm - 0.02 in Rain Light Rain
9:11 AM 60.8 °F 60.8 °F 100% 29.93 in 2.0 mi Calm Calm - 0.00 in Rain Light Rain
9:51 AM 60.1 °F 60.1 °F 100% 29.94 in 2.0 mi South 4.6 mph - 0.02 in Rain Light Rain
10:51 AM 60.1 °F 59.0 °F 96% 29.94 in 2.5 mi SSW 4.6 mph - 0.03 in Rain Light Rain
11:22 AM 60.8 °F 59.0 °F 94% 29.94 in 2.0 mi South 6.9 mph - 0.03 in Rain Light Rain
11:41 AM 60.8 °F 60.8 °F 100% 29.94 in 3.0 mi South 4.6 mph - 0.04 in Rain Light Rain
11:51 AM 61.0 °F 60.1 °F 97% 29.94 in 2.5 mi SSW 6.9 mph - 0.04 in Rain Light Rain
12:04 PM 60.8 °F 60.8 °F 100% 29.95 in 3.0 mi SSW 5.8 mph - 0.01 in Rain Light Rain
12:22 PM 60.8 °F 60.8 °F 100% 29.94 in 5.0 mi SSW 4.6 mph - 0.01 in Rain Light Rain
12:30 PM 60.8 °F 60.8 °F 100% 29.94 in 4.0 mi SW 4.6 mph - 0.02 in Rain Light Rain
12:46 PM 60.8 °F 60.8 °F 100% 29.94 in 6.0 mi SW 4.6 mph - 0.02 in Rain Light Rain
12:51 PM 62.1 °F 61.0 °F 96% 29.93 in 6.0 mi SW 3.5 mph - 0.02 in Rain Light Rain
1:51 PM 63.0 °F 60.1 °F 90% 29.92 in 10.0 mi WSW 4.6 mph - 0.00 in   Overcast
2:51 PM 62.1 °F 60.1 °F 93% 29.93 in 8.0 mi SW 8.1 mph - 0.00 in Rain Light Rain
3:51 PM 62.1 °F 59.0 °F 90% 29.93 in 10.0 mi SW 4.6 mph - 0.01 in   Overcast
4:51 PM 63.0 °F 60.1 °F 90% 29.94 in 9.0 mi SW 8.1 mph - N/A   Overcast
5:30 PM 62.6 °F 60.8 °F 94% 29.95 in 8.0 mi SW 5.8 mph - N/A   Overcast
5:44 PM 62.6 °F 60.8 °F 94% 29.95 in 9.0 mi WSW 8.1 mph - N/A   Overcast
5:51 PM 62.1 °F 60.1 °F 93% 29.96 in 9.0 mi WSW 8.1 mph - N/A   Overcast
6:22 PM 62.6 °F 60.8 °F 94% 29.96 in 4.0 mi WSW 3.5 mph - 0.01 in Rain Light Rain
6:51 PM 61.0 °F 61.0 °F 100% 29.97 in 3.0 mi Calm Calm - 0.03 in Rain Rain
7:04 PM 60.8 °F 60.8 °F 100% 29.97 in 3.0 mi SW 6.9 mph - 0.03 in Rain Rain
7:35 PM 60.8 °F 60.8 °F 100% 29.98 in 5.0 mi SW 10.4 mph - 0.08 in Rain Light Rain
7:51 PM 61.0 °F 60.1 °F 97% 29.98 in 6.0 mi SW 8.1 mph - 0.08 in Rain Light Rain
8:33 PM 62.6 °F 60.8 °F 94% 29.99 in 5.0 mi SW 6.9 mph - 0.00 in   Overcast
8:51 PM 61.0 °F 61.0 °F 100% 30.00 in 5.0 mi SW 6.9 mph - 0.00 in   Overcast
9:15 PM 60.8 °F 60.8 °F 100% 30.00 in 5.0 mi Calm Calm - N/A   Overcast
9:51 PM 60.8 °F 60.8 °F 100% 30.01 in 5.0 mi Calm Calm - N/A   Overcast
10:51 PM 61.0 °F 59.0 °F 93% 30.02 in 7.0 mi SSW 6.9 mph - N/A   Overcast
11:51 PM 60.1 °F 57.9 °F 93% 30.01 in 8.0 mi SW 5.8 mph - N/A   Overcast