Weather History for St. Louis, MO

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Thursday, March 7, 2013

  Actual Average Record
Temperature  
Mean Temperature 34 °F 43 °F  
Max Temperature 46 °F 52 °F 85 °F (1974)
Min Temperature 22 °F 34 °F 2 °F (1943)
Degree Days  
Heating Degree Days 31 22  
Month to date heating degree days 213 163  
Since 1 July heating degree days 3530 3761  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 24 °F    
Average Humidity 65    
Maximum Humidity 88    
Minimum Humidity 42    
Precipitation  
Precipitation 0.00 in 0.09 in 1.80 in (1978)
Month to date precipitation 0.35 0.62  
Year to date precipitation 6.74 5.26  
Snow  
Snow 0.00 in 0.20 in 6.80 in (1978)
Month to date snowfall 1.4 0.8  
Since 1 July snowfall 15.0 15.8  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.39 in    
Wind  
Wind Speed 6 mph (East)    
Max Wind Speed 14 mph    
Max Gust Speed 17 mph    
Visibility 9 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Mar. 07, 2013 Rise Set
Actual Time 6:24 AM CST 6:00 PM CST
Civil Twilight 5:58 AM CST 6:27 PM CST
Nautical Twilight 5:27 AM CST 6:58 PM CST
Astronomical Twilight 4:56 AM CST 7:29 PM CST
Moon 3:22 AM CST (3/7) 1:50 PM CST (3/7)
Length of Visible Light 12h 29m
Length of Day
11h 36m
Waning Crescent, 20% of the Moon is Illuminated
Mar 7
Waning Crescent
Mar 11
New
Mar 19
First Quarter
Mar 27
Full
Apr 2
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 28.0 °F 22.8 °F 21.0 °F 75% 30.38 in 10.0 mi NE 4.6 mph - N/A   Partly Cloudy
1:51 AM 27.0 °F 23.0 °F 21.0 °F 78% 30.40 in 10.0 mi North 3.5 mph - N/A   Scattered Clouds
2:51 AM 27.0 °F 23.0 °F 19.9 °F 75% 30.39 in 10.0 mi NNE 3.5 mph - N/A   Mostly Cloudy
3:51 AM 26.1 °F 20.5 °F 19.9 °F 78% 30.40 in 10.0 mi NE 4.6 mph - N/A   Mostly Cloudy
4:51 AM 25.0 °F - 19.9 °F 81% 30.42 in 9.0 mi Calm Calm - N/A   Partly Cloudy
5:51 AM 23.0 °F 18.4 °F 19.0 °F 85% 30.42 in 8.0 mi East 3.5 mph - N/A   Partly Cloudy
6:51 AM 24.1 °F - 19.0 °F 81% 30.43 in 6.0 mi Calm Calm - N/A   Haze
7:51 AM 28.4 °F 24.6 °F 23.0 °F 80% 30.41 in 6.0 mi ESE 3.5 mph - N/A   Haze
8:51 AM 30.9 °F 25.2 °F 24.1 °F 76% 30.45 in 6.0 mi SE 5.8 mph - N/A   Haze
9:51 AM 34.0 °F 31.0 °F 23.0 °F 64% 30.45 in 8.0 mi ESE 3.5 mph - N/A   Scattered Clouds
10:51 AM 37.0 °F 32.4 °F 23.0 °F 57% 30.44 in 9.0 mi ESE 5.8 mph - N/A   Partly Cloudy
11:51 AM 39.9 °F 35.1 °F 24.1 °F 53% 30.42 in 10.0 mi East 6.9 mph - N/A   Scattered Clouds
12:51 PM 43.0 °F 40.3 °F 24.1 °F 47% 30.40 in 10.0 mi Variable 4.6 mph - N/A   Partly Cloudy
1:51 PM 43.0 °F 40.3 °F 24.1 °F 47% 30.37 in 10.0 mi ESE 4.6 mph - N/A   Scattered Clouds
2:51 PM 45.0 °F 41.8 °F 25.0 °F 46% 30.35 in 10.0 mi Variable 5.8 mph - N/A   Scattered Clouds
3:51 PM 46.0 °F 41.9 °F 25.0 °F 44% 30.35 in 10.0 mi East 8.1 mph - N/A   Scattered Clouds
4:51 PM 45.0 °F 39.7 °F 26.1 °F 48% 30.34 in 10.0 mi ESE 10.4 mph - N/A   Mostly Cloudy
5:51 PM 42.1 °F 35.7 °F 27.0 °F 55% 30.35 in 10.0 mi East 11.5 mph - N/A   Scattered Clouds
6:51 PM 39.9 °F 32.9 °F 28.0 °F 63% 30.36 in 10.0 mi East 11.5 mph - N/A   Scattered Clouds
7:51 PM 37.9 °F 30.9 °F 28.0 °F 68% 30.36 in 10.0 mi East 10.4 mph - N/A   Partly Cloudy
8:51 PM 37.0 °F 30.4 °F 28.0 °F 70% 30.37 in 10.0 mi East 9.2 mph - N/A   Clear
9:51 PM 36.0 °F 28.5 °F 28.0 °F 73% 30.37 in 10.0 mi East 10.4 mph - N/A   Clear
10:51 PM 35.1 °F 27.4 °F 28.0 °F 76% 30.38 in 10.0 mi ESE 10.4 mph - N/A   Clear
11:51 PM 33.1 °F 26.1 °F 27.0 °F 78% 30.39 in 9.0 mi ESE 8.1 mph - N/A   Partly Cloudy