Weather History for KSTL - May, 2012

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Wednesday, May 9, 2012

  Actual Average Record
Temperature  
Mean Temperature 62 °F 65 °F  
Max Temperature 71 °F 74 °F 92 °F (1934)
Min Temperature 53 °F 55 °F 35 °F (1966)
Degree Days  
Heating Degree Days 3 3  
Month to date heating degree days 3 34  
Since 1 July heating degree days 3290 4490  
Cooling Degree Days 0 3  
Month to date cooling degree days 89 21  
Year to date cooling degree days 226 67  
Growing Degree Days 12 (Base 50)    
Moisture  
Dew Point 46 °F    
Average Humidity 59    
Maximum Humidity 77    
Minimum Humidity 40    
Precipitation  
Precipitation 0.00 in 0.14 in 2.09 in (1949)
Month to date precipitation 1.50 1.29  
Year to date precipitation 16.48 12.94  
Snow  
Snow 0.00 in 0.00 in 0.00 in (2014)
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 6.3 17.7  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.97 in    
Wind  
Wind Speed 7 mph (NW)    
Max Wind Speed 17 mph    
Max Gust Speed 22 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

May. 09, 2012 Rise Set
Actual Time 5:54 AM CDT 8:01 PM CDT
Civil Twilight 5:25 AM CDT 8:31 PM CDT
Nautical Twilight 4:49 AM CDT 9:07 PM CDT
Astronomical Twilight 4:10 AM CDT 9:46 PM CDT
Moon No Moon Rise 9:10 AM CDT (5/9)
Length of Visible Light 15h 06m
Length of Day
14h 07m
Waning Gibbous, 82% of the Moon is Illuminated
May 9
Waning Gibbous
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 60.1 °F 46.9 °F 62% 29.97 in 10.0 mi West 3.5 mph - N/A   Mostly Cloudy
1:51 AM 60.1 °F 48.0 °F 64% 29.97 in 10.0 mi West 3.5 mph - N/A   Mostly Cloudy
2:51 AM 57.0 °F 48.0 °F 72% 29.96 in 10.0 mi West 4.6 mph - N/A   Scattered Clouds
3:51 AM 55.4 °F 44.6 °F 67% 29.97 in 10.0 mi WNW 3.5 mph - N/A   Partly Cloudy
4:51 AM 54.0 °F 45.0 °F 72% 29.96 in 10.0 mi WNW 6.9 mph - N/A   Clear
5:51 AM 54.0 °F 46.0 °F 75% 29.97 in 10.0 mi NW 5.8 mph - N/A   Clear
6:51 AM 55.4 °F 46.4 °F 72% 30.00 in 10.0 mi WNW 4.6 mph - N/A   Clear
7:51 AM 57.9 °F 46.0 °F 65% 30.00 in 10.0 mi NW 10.4 mph - N/A   Clear
8:51 AM 61.0 °F 46.0 °F 58% 30.00 in 10.0 mi NNW 8.1 mph - N/A   Clear
9:51 AM 63.0 °F 45.0 °F 52% 30.00 in 10.0 mi NW 9.2 mph - N/A   Partly Cloudy
10:51 AM 64.9 °F 45.0 °F 48% 30.01 in 10.0 mi NNW 11.5 mph - N/A   Partly Cloudy
11:51 AM 66.0 °F 45.0 °F 47% 29.99 in 10.0 mi NNW 10.4 mph 21.9 mph N/A   Partly Cloudy
12:51 PM 68.0 °F 46.9 °F 47% 29.98 in 10.0 mi WNW 8.1 mph 17.3 mph N/A   Scattered Clouds
1:51 PM 70.0 °F 45.0 °F 41% 29.97 in 10.0 mi NW 10.4 mph 19.6 mph N/A   Scattered Clouds
2:51 PM 71.1 °F 46.0 °F 41% 29.96 in 10.0 mi WNW 13.8 mph - N/A   Scattered Clouds
3:51 PM 71.1 °F 46.0 °F 41% 29.96 in 10.0 mi NNW 9.2 mph - N/A   Scattered Clouds
4:51 PM 69.1 °F 45.0 °F 42% 29.95 in 10.0 mi NNW 5.8 mph 16.1 mph N/A   Mostly Cloudy
5:51 PM 70.0 °F 46.0 °F 42% 29.94 in 10.0 mi WNW 13.8 mph 20.7 mph N/A   Scattered Clouds
6:51 PM 68.0 °F 46.0 °F 45% 29.93 in 10.0 mi WNW 6.9 mph - N/A   Scattered Clouds
7:51 PM 64.9 °F 46.9 °F 52% 29.93 in 10.0 mi WNW 5.8 mph - N/A   Mostly Cloudy
8:51 PM 63.0 °F 46.9 °F 56% 29.94 in 10.0 mi NW 4.6 mph - N/A   Scattered Clouds
9:51 PM 62.1 °F 46.9 °F 58% 29.95 in 10.0 mi Calm Calm - N/A   Partly Cloudy
11:51 PM 57.9 °F 48.0 °F 70% 29.95 in 10.0 mi West 4.6 mph - N/A   Clear