Weather History for KSTL - April, 2013

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Saturday, April 20, 2013

  Actual Average Record
Temperature  
Mean Temperature 45 °F 59 °F  
Max Temperature 56 °F 69 °F 89 °F (1987)
Min Temperature 34 °F 49 °F 28 °F (1904)
Degree Days  
Heating Degree Days 20 8  
Month to date heating degree days 216 210  
Since 1 July heating degree days 4286 4396  
Cooling Degree Days 0 2  
Month to date cooling degree days 24 22  
Year to date cooling degree days 24 29  
Moisture  
Dew Point 27 °F    
Average Humidity 54    
Maximum Humidity 82    
Minimum Humidity 26    
Precipitation  
Precipitation 0.00 in 0.13 in 1.84 in (1966)
Month to date precipitation 4.52 2.41  
Year to date precipitation 15.86 10.37  
Snow  
Snow 0.00 in 0.10 in 5.50 in (1904)
Month to date snowfall T 0.4  
Since 1 July snowfall 27.9 17.7  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.25 in    
Wind  
Wind Speed 6 mph (North)    
Max Wind Speed 14 mph    
Max Gust Speed 0 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Apr. 20, 2013 Rise Set
Actual Time 6:17 AM CDT 7:43 PM CDT
Civil Twilight 5:49 AM CDT 8:11 PM CDT
Nautical Twilight 5:16 AM CDT 8:44 PM CDT
Astronomical Twilight 4:41 AM CDT 9:20 PM CDT
Moon 2:30 PM CDT (4/20) 3:03 AM CDT (4/20)
Length of Visible Light 14h 21m
Length of Day
13h 25m
Waxing Gibbous, 71% of the Moon is Illuminated
Apr 20
Waxing Gibbous
Apr 25
Full
May 2
Last Quarter
May 9
New
May 17
First Quarter

Hourly Weather History & Observations

Time (CDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 41.0 °F 38.0 °F 26.1 °F 55% 30.11 in 10.0 mi West 4.6 mph - N/A   Clear
1:51 AM 39.0 °F 34.0 °F 27.0 °F 62% 30.12 in 10.0 mi WNW 6.9 mph - N/A   Clear
2:51 AM 39.0 °F 34.8 °F 27.0 °F 62% 30.12 in 10.0 mi NW 5.8 mph - N/A   Clear
3:51 AM 37.9 °F 34.4 °F 27.0 °F 65% 30.14 in 10.0 mi NNW 4.6 mph - N/A   Clear
4:51 AM 36.0 °F - 27.0 °F 70% 30.18 in 10.0 mi Calm Calm - N/A   Clear
5:51 AM 34.0 °F 31.0 °F 27.0 °F 75% 30.20 in 10.0 mi WSW 3.5 mph - N/A   Clear
6:51 AM 34.0 °F 29.8 °F 28.0 °F 79% 30.23 in 10.0 mi SW 4.6 mph - N/A   Clear
7:51 AM 41.0 °F - 30.0 °F 65% 30.26 in 10.0 mi Calm Calm - N/A   Clear
8:51 AM 42.1 °F 39.2 °F 27.0 °F 55% 30.28 in 10.0 mi North 4.6 mph - N/A   Partly Cloudy
9:51 AM 46.0 °F 44.8 °F 26.1 °F 46% 30.30 in 10.0 mi WSW 3.5 mph - N/A   Scattered Clouds
10:51 AM 48.0 °F - 28.0 °F 46% 30.31 in 10.0 mi WSW 6.9 mph - N/A   Scattered Clouds
11:51 AM 50.0 °F - 27.0 °F 41% 30.31 in 10.0 mi NNW 8.1 mph - N/A   Scattered Clouds
12:51 PM 51.1 °F - 27.0 °F 39% 30.30 in 10.0 mi Variable 5.8 mph - N/A   Mostly Cloudy
1:51 PM 53.1 °F - 26.1 °F 35% 30.30 in 10.0 mi Variable 5.8 mph - N/A   Mostly Cloudy
2:51 PM 55.0 °F - 23.0 °F 29% 30.29 in 10.0 mi Variable 5.8 mph - N/A   Mostly Cloudy
3:51 PM 53.1 °F - 21.9 °F 30% 30.27 in 10.0 mi Variable 6.9 mph - N/A   Mostly Cloudy
4:51 PM 54.0 °F - 21.9 °F 29% 30.27 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
5:51 PM 55.0 °F - 21.9 °F 28% 30.28 in 10.0 mi ENE 3.5 mph - N/A   Scattered Clouds
6:51 PM 53.1 °F - 25.0 °F 34% 30.27 in 10.0 mi ESE 9.2 mph - N/A   Scattered Clouds
7:51 PM 51.1 °F - 28.9 °F 43% 30.28 in 10.0 mi ENE 11.5 mph - N/A   Scattered Clouds
8:51 PM 48.9 °F - 30.0 °F 48% 30.31 in 10.0 mi East 11.5 mph - N/A   Scattered Clouds
9:51 PM 48.0 °F - 28.9 °F 48% 30.34 in 10.0 mi ENE 9.2 mph - N/A   Partly Cloudy
10:51 PM 46.0 °F 41.9 °F 32.0 °F 58% 30.35 in 10.0 mi East 8.1 mph - N/A   Partly Cloudy
11:51 PM 45.0 °F 40.6 °F 32.0 °F 60% 30.35 in 10.0 mi East 8.1 mph - N/A   Partly Cloudy