Weather History for Chicago Executive, IL

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Week of September 16, 2012 through September 22, 2012

  Max Avg Min Sum
Temperature  
Max Temperature 79 °F 69 °F 59 °F
Mean Temperature 65 °F 57 °F 52 °F
Min Temperature 51 °F 46 °F 38 °F
Degree Days  
Heating Degree Days (base 65) 13 8 0 53
Cooling Degree Days (base 65) 0 0 0 0
Growing Degree Days (base 50) 16 8 2 56
Dew Point  
Dew Point 60 °F 43 °F 31 °F
Precipitation  
Precipitation 0.21 in 0.06 in 0.00 in 0.34 in
Snowdepth - - - -
Wind  
Wind 29 mph 8 mph 0 mph
Gust Wind 38 mph 24 mph 16 mph
Sea Level Pressure  
Sea Level Pressure 30.19 in 29.94 in 29.74 in

Weekly Weather History Graph

Weekly Weather History Graph

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Astronomy

Sep. 19, 2012 Rise Set
Actual Time 6:36 AM CDT 6:53 PM CDT
Civil Twilight 6:08 AM CDT 7:21 PM CDT
Nautical Twilight 5:35 AM CDT 7:53 PM CDT
Astronomical Twilight 5:01 AM CDT 8:27 PM CDT
Moon 10:51 AM CDT (9/19) 8:56 PM CDT (9/19)
Length of Visible Light 13h 12m
Length of Day
12h 16m
Waxing Crescent, 17% of the Moon is Illuminated
Sep 19
Waxing Crescent
Sep 22
First Quarter
Sep 29
Full
Oct 8
Last Quarter
Oct 15
New

Daily Weather History & Observations

2012 Temp. (°F) Dew Point (°F) Humidity (%) Sea Level Press. (in) Visibility (mi) Wind (mph) Precip. (in) Events
Sep high avg low high avg low high avg low high avg low high avg low high avg high sum  
16 77 63 49 50 47 43 86 59 31 30.14 30.07 29.98 10 10 9 15 3 20 0.00  
17 79 65 51 60 55 48 90 75 45 29.98 29.85 29.74 10 10 6 20 7 24 0.21 Rain
18 62 52 42 52 40 31 87 63 33 30.06 29.92 29.81 10 10 9 21 10 28 T Rain
19 74 56 38 44 39 36 93 51 28 30.09 29.96 29.82 10 10 10 29 14 38 0.00  
20 72 61 49 48 38 31 80 44 24 29.95 29.89 29.83 10 10 10 20 6 26 0.00  
21 59 53 47 50 45 37 93 76 53 29.95 29.89 29.82 10 10 4 16 4 20 0.12 Rain
22 59 52 45 49 40 34 93 70 48 30.19 29.98 29.82 10 10 6 29 10 38 0.01 Rain