Weather History for St. Louis, MO

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Wednesday, December 5, 2012

  Actual Average Record
Temperature  
Mean Temperature 46 °F 38 °F  
Max Temperature 54 °F 46 °F 72 °F (1956)
Min Temperature 37 °F 30 °F 8 °F (1886)
Degree Days  
Heating Degree Days 19 27  
Month to date heating degree days 36 132  
Since 1 July heating degree days 915 958  
Cooling Degree Days 0 0  
Month to date cooling degree days 8 0  
Year to date cooling degree days 2217 1646  
Moisture  
Dew Point 34 °F    
Average Humidity 66    
Maximum Humidity 85    
Minimum Humidity 46    
Precipitation  
Precipitation 0.00 in 0.09 in 0.90 in (1960)
Month to date precipitation 0.33 0.51  
Year to date precipitation 30.63 38.63  
Snow  
Snow 0.00 in 0.10 in 6.60 in (1977)
Month to date snowfall 0.0 0.5  
Since 1 July snowfall 0.0 1.2  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.30 in    
Wind  
Wind Speed 5 mph (ESE)    
Max Wind Speed 12 mph    
Max Gust Speed 13 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Dec. 05, 2012 Rise Set
Actual Time 7:04 AM CST 4:39 PM CST
Civil Twilight 6:35 AM CST 5:09 PM CST
Nautical Twilight 6:02 AM CST 5:42 PM CST
Astronomical Twilight 5:29 AM CST 6:14 PM CST
Moon 11:26 PM CST (12/5) 11:31 AM CST (12/5)
Length of Visible Light 10h 33m
Length of Day
9h 34m
Waning Gibbous, 59% of the Moon is Illuminated
Dec 5
Waning Gibbous
Dec 6
Last Quarter
Dec 13
New
Dec 19
First Quarter
Dec 28
Full

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 42.1 °F - 36.0 °F 79% 30.31 in 10.0 mi Calm Calm - N/A   Scattered Clouds
1:51 AM 39.9 °F 37.8 °F 34.0 °F 79% 30.32 in 10.0 mi WSW 3.5 mph - N/A   Mostly Cloudy
2:51 AM 39.9 °F - 35.1 °F 83% 30.34 in 10.0 mi Calm Calm - N/A   Scattered Clouds
3:51 AM 37.9 °F 35.5 °F 33.1 °F 83% 30.35 in 10.0 mi West 3.5 mph - N/A   Scattered Clouds
4:51 AM 39.0 °F - 33.1 °F 79% 30.35 in 10.0 mi Calm Calm - N/A   Partly Cloudy
5:51 AM 37.0 °F - 33.1 °F 86% 30.37 in 10.0 mi Calm Calm - N/A   Scattered Clouds
6:51 AM 37.9 °F - 33.1 °F 83% 30.39 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:51 AM 44.1 °F - 34.0 °F 68% 30.40 in 10.0 mi Calm Calm - N/A   Partly Cloudy
9:51 AM 48.0 °F - 34.0 °F 58% 30.40 in 10.0 mi East 4.6 mph - N/A   Partly Cloudy
10:51 AM 50.0 °F - 34.0 °F 54% 30.38 in 10.0 mi ESE 8.1 mph - N/A   Mostly Cloudy
11:51 AM 51.1 °F - 34.0 °F 52% 30.36 in 10.0 mi East 4.6 mph - N/A   Mostly Cloudy
12:51 PM 53.1 °F - 34.0 °F 48% 30.33 in 10.0 mi East 4.6 mph - N/A   Mostly Cloudy
1:51 PM 54.0 °F - 34.0 °F 47% 30.31 in 10.0 mi ESE 4.6 mph - N/A   Mostly Cloudy
2:51 PM 54.0 °F - 35.1 °F 49% 30.28 in 10.0 mi ESE 8.1 mph - N/A   Mostly Cloudy
3:51 PM 53.1 °F - 35.1 °F 50% 30.27 in 10.0 mi East 8.1 mph - N/A   Mostly Cloudy
4:51 PM 48.0 °F - 34.0 °F 58% 30.27 in 10.0 mi East 8.1 mph - N/A   Mostly Cloudy
5:51 PM 46.9 °F - 35.1 °F 63% 30.27 in 10.0 mi ESE 6.9 mph - N/A   Mostly Cloudy
6:51 PM 45.0 °F 41.8 °F 35.1 °F 68% 30.25 in 10.0 mi ESE 5.8 mph - N/A   Scattered Clouds
7:51 PM 43.0 °F 38.2 °F 35.1 °F 74% 30.25 in 10.0 mi ESE 8.1 mph - N/A   Partly Cloudy
8:51 PM 42.1 °F 37.1 °F 34.0 °F 73% 30.22 in 10.0 mi ESE 8.1 mph - N/A   Partly Cloudy
9:51 PM 43.0 °F 37.2 °F 34.0 °F 71% 30.20 in 10.0 mi ESE 10.4 mph - N/A   Partly Cloudy
10:51 PM 42.1 °F 39.2 °F 33.1 °F 70% 30.19 in 10.0 mi ESE 4.6 mph - N/A   Scattered Clouds
11:51 PM 37.9 °F 32.7 °F 32.0 °F 79% 30.17 in 10.0 mi ESE 6.9 mph - N/A   Partly Cloudy