Weather History for KSTL - February, 2012

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Sunday, February 19, 2012

  Actual Average Record
Temperature  
Mean Temperature 36 °F 37 °F  
Max Temperature 43 °F 46 °F 76 °F (1930)
Min Temperature 28 °F 29 °F -3 °F (1936)
Degree Days  
Heating Degree Days 29 28  
Month to date heating degree days 500 571  
Since 1 July heating degree days 2725 3365  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 22 °F    
Average Humidity 54    
Maximum Humidity 72    
Minimum Humidity 36    
Precipitation  
Precipitation 0.00 in 0.08 in 3.96 in (1882)
Month to date precipitation 1.93 1.52  
Year to date precipitation 4.27 3.92  
Snow  
Snow 0.00 in 0.10 in 9.30 in (1911)
Month to date snowfall 2.5 3.0  
Since 1 July snowfall 6.3 13.7  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.17 in    
Wind  
Wind Speed 7 mph (NE)    
Max Wind Speed 14 mph    
Max Gust Speed 18 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Feb. 19, 2012 Rise Set
Actual Time 6:48 AM CST 5:43 PM CST
Civil Twilight 6:21 AM CST 6:10 PM CST
Nautical Twilight 5:50 AM CST 6:41 PM CST
Astronomical Twilight 5:19 AM CST 7:12 PM CST
Moon 5:08 AM CST (2/19) 3:45 PM CST (2/19)
Length of Visible Light 11h 49m
Length of Day
10h 55m
Waning Crescent, 5% of the Moon is Illuminated
Feb 19
Waning Crescent
Feb 21
New
Feb 29
First Quarter
Mar 8
Full
Mar 14
Last Quarter

Hourly Weather History & Observations

Time (CST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 34.0 °F 26.6 °F 25.0 °F 70% 30.14 in 10.0 mi NE 9.2 mph - N/A   Mostly Cloudy
1:51 AM 33.1 °F 26.1 °F 24.1 °F 70% 30.14 in 10.0 mi NE 8.1 mph - N/A   Mostly Cloudy
2:51 AM 33.1 °F 26.1 °F 24.1 °F 70% 30.14 in 10.0 mi NNE 8.1 mph - N/A   Mostly Cloudy
3:51 AM 32.0 °F 26.4 °F 23.0 °F 69% 30.13 in 10.0 mi NE 5.8 mph - N/A   Mostly Cloudy
4:51 AM 30.9 °F 25.2 °F 23.0 °F 72% 30.14 in 10.0 mi NNE 5.8 mph - N/A   Mostly Cloudy
5:51 AM 30.9 °F 25.2 °F 23.0 °F 72% 30.15 in 10.0 mi North 5.8 mph - N/A   Mostly Cloudy
6:51 AM 30.0 °F 24.1 °F 23.0 °F 75% 30.15 in 10.0 mi North 5.8 mph - N/A   Mostly Cloudy
7:51 AM 30.9 °F 24.3 °F 23.0 °F 72% 30.16 in 10.0 mi NNE 6.9 mph - N/A   Mostly Cloudy
8:51 AM 32.0 °F 25.6 °F 24.1 °F 73% 30.17 in 10.0 mi NNE 6.9 mph - N/A   Overcast
9:51 AM 35.1 °F 29.3 °F 24.1 °F 64% 30.19 in 10.0 mi North 6.9 mph - N/A   Mostly Cloudy
10:51 AM 37.9 °F 33.5 °F 24.1 °F 57% 30.19 in 10.0 mi NNE 5.8 mph - N/A   Mostly Cloudy
11:51 AM 39.9 °F 34.5 °F 21.9 °F 49% 30.17 in 10.0 mi NE 8.1 mph - N/A   Mostly Cloudy
12:51 PM 39.9 °F 36.7 °F 19.0 °F 43% 30.17 in 10.0 mi NE 4.6 mph - N/A   Mostly Cloudy
1:51 PM 42.1 °F 35.7 °F 21.0 °F 43% 30.15 in 10.0 mi North 11.5 mph - N/A   Scattered Clouds
2:51 PM 43.0 °F 38.2 °F 21.0 °F 42% 30.14 in 10.0 mi NNE 8.1 mph - N/A   Clear
3:51 PM 43.0 °F 38.2 °F 18.0 °F 37% 30.16 in 10.0 mi NE 8.1 mph - N/A   Clear
4:51 PM 42.1 °F 38.4 °F 19.0 °F 40% 30.16 in 10.0 mi NNE 5.8 mph - N/A   Partly Cloudy
5:51 PM 39.9 °F 37.8 °F 19.9 °F 45% 30.19 in 10.0 mi NNE 3.5 mph - N/A   Partly Cloudy
6:51 PM 36.0 °F 30.3 °F 21.9 °F 57% 30.18 in 10.0 mi East 6.9 mph - N/A   Clear
7:51 PM 34.0 °F 27.2 °F 21.9 °F 61% 30.19 in 10.0 mi ESE 8.1 mph - N/A   Clear
8:51 PM 30.9 °F 24.3 °F 21.9 °F 69% 30.21 in 10.0 mi ESE 6.9 mph - N/A   Clear
9:51 PM 32.0 °F 26.4 °F 23.0 °F 69% 30.19 in 10.0 mi East 5.8 mph - N/A   Clear
10:51 PM 30.9 °F 25.2 °F 21.9 °F 69% 30.17 in 10.0 mi East 5.8 mph - N/A   Clear
11:51 PM 30.0 °F 23.2 °F 21.9 °F 72% 30.18 in 10.0 mi East 6.9 mph - N/A   Clear