Weather History for St. Louis, MO

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Tuesday, May 7, 2013

  Actual Average Record
Temperature  
Mean Temperature 70 °F 64 °F  
Max Temperature 80 °F 74 °F 92 °F (1940)
Min Temperature 59 °F 54 °F 35 °F (1976)
Degree Days  
Heating Degree Days 0 3  
Month to date heating degree days 61 28  
Since 1 July heating degree days 4446 4484  
Cooling Degree Days 5 3  
Month to date cooling degree days 11 15  
Year to date cooling degree days 45 61  
Growing Degree Days 20 (Base 50)    
Moisture  
Dew Point 54 °F    
Average Humidity 61    
Maximum Humidity 84    
Minimum Humidity 37    
Precipitation  
Precipitation 0.00 in 0.14 in 2.26 in (1961)
Month to date precipitation 2.51 1.00  
Year to date precipitation 19.52 12.65  
Snow  
Snow 0.00 in 0.00 in 0.00 in (2013)
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 27.9 17.7  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.99 in    
Wind  
Wind Speed 3 mph (NE)    
Max Wind Speed 12 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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Date:

Astronomy

May. 07, 2013 Rise Set
Actual Time 5:56 AM CDT 7:59 PM CDT
Civil Twilight 5:27 AM CDT 8:29 PM CDT
Nautical Twilight 4:51 AM CDT 9:04 PM CDT
Astronomical Twilight 4:13 AM CDT 9:43 PM CDT
Moon 4:29 AM CDT (5/7) 6:00 PM CDT (5/7)
Length of Visible Light 15h 01m
Length of Day
14h 02m
Waning Crescent, 5% of the Moon is Illuminated
May 7
Waning Crescent
May 9
New
May 17
First Quarter
May 24
Full
May 31
Last Quarter

Hourly Weather History & Observations

Time (CDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 62.1 °F 55.0 °F 78% 29.98 in 10.0 mi Calm Calm - N/A   Overcast
1:51 AM 60.1 °F 55.0 °F 83% 29.97 in 10.0 mi West 3.5 mph - N/A   Overcast
2:51 AM 61.0 °F 55.0 °F 81% 29.97 in 10.0 mi Calm Calm - N/A   Overcast
3:51 AM 60.1 °F 55.0 °F 83% 29.97 in 10.0 mi Calm Calm - N/A   Overcast
4:51 AM 60.1 °F 54.0 °F 80% 29.98 in 10.0 mi Calm Calm - N/A   Overcast
5:51 AM 60.1 °F 54.0 °F 80% 29.99 in 10.0 mi Calm Calm - N/A   Overcast
6:51 AM 60.1 °F 55.0 °F 83% 30.00 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:51 AM 62.1 °F 55.0 °F 78% 30.01 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:51 AM 64.0 °F 57.0 °F 78% 30.02 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:51 AM 69.1 °F 55.9 °F 63% 30.03 in 10.0 mi East 4.6 mph - N/A   Scattered Clouds
10:51 AM 73.4 °F 53.6 °F 50% 30.05 in 10.0 mi NNE 6.9 mph - N/A   Scattered Clouds
11:51 AM 73.9 °F 51.1 °F 45% 30.03 in 10.0 mi North 4.6 mph - N/A   Mostly Cloudy
12:51 PM 75.9 °F 51.1 °F 42% 30.01 in 10.0 mi ENE 5.8 mph - N/A   Mostly Cloudy
1:51 PM 73.9 °F 50.0 °F 43% 30.01 in 10.0 mi East 3.5 mph - N/A   Mostly Cloudy
2:51 PM 75.0 °F 53.1 °F 46% 30.00 in 10.0 mi NW 3.5 mph - N/A   Mostly Cloudy
3:51 PM 77.0 °F 52.0 °F 42% 29.98 in 10.0 mi NW 3.5 mph - N/A   Mostly Cloudy
4:51 PM 79.0 °F 50.0 °F 36% 29.97 in 10.0 mi WNW 5.8 mph - N/A   Mostly Cloudy
5:51 PM 75.0 °F 54.0 °F 48% 29.97 in 10.0 mi ESE 9.2 mph - N/A   Scattered Clouds
6:51 PM 73.9 °F 53.1 °F 48% 29.98 in 10.0 mi ESE 6.9 mph - N/A   Scattered Clouds
8:51 PM 71.1 °F 52.0 °F 51% 29.98 in 10.0 mi East 3.5 mph - N/A   Scattered Clouds
9:51 PM 69.1 °F 53.1 °F 57% 29.99 in 10.0 mi Calm Calm - N/A   Partly Cloudy
10:51 PM 64.9 °F 54.0 °F 68% 29.99 in 10.0 mi Calm Calm - N/A   Clear
11:51 PM 63.0 °F 54.0 °F 72% 29.99 in 10.0 mi Calm Calm - N/A   Clear