Weather History for St. Louis, MO

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Wednesday, March 13, 2013

  Actual Average Record
Temperature  
Mean Temperature 35 °F 45 °F  
Max Temperature 42 °F 55 °F 85 °F (1933)
Min Temperature 28 °F 36 °F 12 °F (1968)
Degree Days  
Heating Degree Days 30 20  
Month to date heating degree days 338 288  
Since 1 July heating degree days 3655 3886  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 19 °F    
Average Humidity 53    
Maximum Humidity 69    
Minimum Humidity 36    
Precipitation  
Precipitation 0.01 in 0.10 in 1.16 in (1938)
Month to date precipitation 2.16 1.21  
Year to date precipitation 8.55 5.85  
Snow  
Snow T in 0.10 in 7.30 in (1937)
Month to date snowfall 1.4 1.4  
Since 1 July snowfall 15.0 16.4  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.34 in    
Wind  
Wind Speed 11 mph (NW)    
Max Wind Speed 26 mph    
Max Gust Speed 36 mph    
Visibility 9 miles    
Events Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Mar. 13, 2013 Rise Set
Actual Time 7:15 AM CDT 7:06 PM CDT
Civil Twilight 6:48 AM CDT 7:33 PM CDT
Nautical Twilight 6:18 AM CDT 8:04 PM CDT
Astronomical Twilight 5:47 AM CDT 8:35 PM CDT
Moon 7:56 AM CDT (3/13) 9:21 PM CDT (3/13)
Length of Visible Light 12h 44m
Length of Day
11h 51m
Waxing Crescent, 4% of the Moon is Illuminated
Mar 13
Waxing Crescent
Mar 19
First Quarter
Mar 27
Full
Apr 2
Last Quarter
Apr 10
New

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 34.0 °F 23.4 °F 21.9 °F 61% 30.24 in 10.0 mi WNW 17.3 mph 25.3 mph 0.00 in   Overcast
1:34 AM 32.0 °F 22.1 °F 24.8 °F 75% 30.23 in 9.0 mi NNW 13.8 mph 21.9 mph 0.00 in Snow Light Snow
1:49 AM 30.2 °F 21.3 °F 24.8 °F 80% 30.23 in 9.0 mi NNW 10.4 mph - 0.00 in Snow Light Snow
1:51 AM 30.9 °F 21.7 °F 25.0 °F 79% 30.25 in 9.0 mi NW 11.5 mph - 0.00 in Snow Light Snow
2:20 AM 30.2 °F 19.3 °F 24.8 °F 80% 30.23 in 9.0 mi NW 15.0 mph - 0.00 in Snow Light Snow
2:33 AM 30.2 °F 17.1 °F 24.8 °F 80% 30.23 in 3.0 mi NW 21.9 mph 26.5 mph 0.00 in Snow Light Snow
2:37 AM 30.2 °F 18.5 °F 24.8 °F 80% 30.24 in 1.8 mi NW 17.3 mph 26.5 mph 0.00 in Snow Light Snow
2:42 AM 30.2 °F 17.8 °F 23.0 °F 75% 30.24 in 2.5 mi NW 19.6 mph 26.5 mph 0.00 in Snow Light Snow
2:49 AM 30.2 °F 18.1 °F 21.2 °F 69% 30.24 in 5.0 mi NW 18.4 mph 35.7 mph 0.00 in Snow Light Snow
2:51 AM 30.0 °F 18.3 °F 21.9 °F 72% 30.26 in 6.0 mi WNW 17.3 mph 35.7 mph 0.00 in Snow Light Snow
3:08 AM 30.2 °F 18.5 °F 21.2 °F 69% 30.24 in 10.0 mi WNW 17.3 mph 23.0 mph 0.01 in   Mostly Cloudy
3:51 AM 28.9 °F 18.2 °F 19.9 °F 69% 30.26 in 10.0 mi WNW 13.8 mph - 0.01 in   Scattered Clouds
4:51 AM 28.9 °F 18.6 °F 18.0 °F 64% 30.27 in 10.0 mi WNW 12.7 mph 20.7 mph N/A   Mostly Cloudy
5:51 AM 28.9 °F 18.2 °F 16.0 °F 58% 30.30 in 10.0 mi NW 13.8 mph 21.9 mph N/A   Mostly Cloudy
6:51 AM 28.4 °F 18.0 °F 15.8 °F 59% 30.29 in 10.0 mi NW 12.7 mph - N/A   Scattered Clouds
7:51 AM 28.9 °F 17.3 °F 16.0 °F 58% 30.35 in 10.0 mi NW 16.1 mph 23.0 mph N/A   Partly Cloudy
8:51 AM 30.9 °F 19.4 °F 16.0 °F 54% 30.37 in 10.0 mi NW 17.3 mph 24.2 mph N/A   Partly Cloudy
9:51 AM 32.0 °F 21.2 °F 16.0 °F 52% 30.39 in 10.0 mi NW 16.1 mph 24.2 mph N/A   Partly Cloudy
10:51 AM 34.0 °F 24.2 °F 17.1 °F 50% 30.42 in 10.0 mi NW 15.0 mph 20.7 mph N/A   Partly Cloudy
11:51 AM 36.0 °F 25.6 °F 16.0 °F 44% 30.43 in 10.0 mi NNW 18.4 mph 25.3 mph N/A   Partly Cloudy
12:51 PM 37.9 °F 29.6 °F 17.1 °F 43% 30.45 in 10.0 mi WNW 13.8 mph 26.5 mph N/A   Partly Cloudy
1:51 PM 39.0 °F 30.6 °F 17.1 °F 41% 30.44 in 10.0 mi North 15.0 mph 24.2 mph N/A   Scattered Clouds
2:51 PM 39.0 °F 31.4 °F 17.1 °F 41% 30.44 in 10.0 mi NW 12.7 mph 23.0 mph N/A   Scattered Clouds
3:51 PM 41.0 °F 33.5 °F 17.1 °F 38% 30.43 in 10.0 mi NW 13.8 mph - N/A   Scattered Clouds
4:51 PM 42.1 °F 39.2 °F 17.1 °F 37% 30.43 in 10.0 mi WNW 4.6 mph 18.4 mph N/A   Partly Cloudy
5:51 PM 41.0 °F 34.7 °F 17.1 °F 38% 30.43 in 10.0 mi NW 10.4 mph - N/A   Partly Cloudy
6:51 PM 37.9 °F 32.1 °F 19.0 °F 47% 30.43 in 10.0 mi WNW 8.1 mph - N/A   Partly Cloudy
7:51 PM 36.0 °F 31.1 °F 19.0 °F 50% 30.43 in 10.0 mi WNW 5.8 mph - N/A   Partly Cloudy
8:51 PM 34.0 °F 29.8 °F 18.0 °F 52% 30.43 in 10.0 mi WNW 4.6 mph - N/A   Clear
9:51 PM 34.0 °F 28.8 °F 19.0 °F 54% 30.44 in 10.0 mi NW 5.8 mph - N/A   Clear
10:51 PM 32.0 °F - 19.9 °F 61% 30.44 in 10.0 mi Calm Calm - N/A   Clear
11:51 PM 32.0 °F - 18.0 °F 56% 30.43 in 10.0 mi Calm Calm - N/A   Clear