History for St. Louis, MO

Thursday, January 3, 2013 — View Current Conditions
Thursday, January 3, 2013
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Daily Weekly Monthly Custom
  Actual Average Record
Temperature
Mean Temperature 31 °F 32 °F  
Max Temperature 40 °F 40 °F 68 °F (1939)
Min Temperature 21 °F 24 °F -12 °F (1879)
Degree Days
Heating Degree Days 34 33  
Month to date heating degree days 116 99  
Since 1 July heating degree days 1715 1864  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture
Dew Point 21 °F    
Average Humidity 64    
Maximum Humidity 77    
Minimum Humidity 50    
Precipitation
Precipitation 0.00 in 0.09 in 4.16 in (1950)
Month to date precipitation T 0.27  
Year to date precipitation T 0.27  
Snow
Snow 0.00 in 0.10 in 1.10 in (1893)
Month to date snowfall 0.1 0.5  
Since 1 July snowfall 2.2 5.6  
Snow Depth 1.00 in    
Sea Level Pressure
Sea Level Pressure 30.36 in    
Wind
Wind Speed 8 mph (West)    
Max Wind Speed 18 mph    
Max Gust Speed 23 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary
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Astronomy
May. 21, 2013 Rise Set
Actual Time 7:19 AM CST 4:52 PM CST
Civil Twilight 6:50 AM CST 5:22 PM CST
Nautical Twilight 6:16 AM CST 5:55 PM CST
Astronomical Twilight 5:44 AM CST 6:27 PM CST
Moon 11:23 PM CST (1/3) 10:35 AM CST (1/3)
Length Of Visible Light 10h 32m
Length of Day
9h 32m
Waning Gibbous, 65% of the Moon is Illuminated
Jan 3
Waning Gibbous
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
Full
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Hourly Observations
Time (CST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 24.1 °F 19.7 °F 16.0 °F 71% 30.25 in 10.0 mi WSW 3.5 mph - N/A   Clear
1:51 AM 26.1 °F 17.6 °F 16.0 °F 66% 30.26 in 10.0 mi WSW 8.1 mph - N/A   Partly Cloudy
2:51 AM 25.0 °F 17.1 °F 16.0 °F 69% 30.28 in 10.0 mi West 6.9 mph - N/A   Scattered Clouds
3:51 AM 26.1 °F 18.4 °F 18.0 °F 71% 30.28 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
4:51 AM 23.0 °F 15.8 °F 16.0 °F 74% 30.29 in 10.0 mi West 5.8 mph - N/A   Clear
5:51 AM 23.0 °F 18.4 °F 16.0 °F 74% 30.31 in 10.0 mi West 3.5 mph - N/A   Clear
6:51 AM 21.9 °F 14.5 °F 16.0 °F 78% 30.33 in 8.0 mi West 5.8 mph - N/A   Clear
7:51 AM 24.1 °F 17.0 °F 18.0 °F 77% 30.35 in 7.0 mi WSW 5.8 mph - N/A   Partly Cloudy
8:51 AM 28.9 °F 21.1 °F 21.0 °F 72% 30.36 in 7.0 mi West 8.1 mph - N/A   Partly Cloudy
9:51 AM 30.0 °F 21.1 °F 21.9 °F 72% 30.40 in 7.0 mi WSW 10.4 mph - N/A   Partly Cloudy
10:51 AM 33.1 °F 26.1 °F 23.0 °F 66% 30.40 in 8.0 mi WSW 8.1 mph - N/A   Clear
11:51 AM 36.0 °F 29.6 °F 24.1 °F 62% 30.38 in 9.0 mi WSW 8.1 mph - N/A   Clear
12:51 PM 39.0 °F 32.3 °F 24.1 °F 55% 30.36 in 10.0 mi West 10.4 mph - N/A   Partly Cloudy
1:51 PM 39.2 °F 31.6 °F 24.8 °F 56% 30.32 in 10.0 mi WNW 12.7 mph 20.7 mph N/A   Partly Cloudy
2:51 PM 39.0 °F 31.4 °F 23.0 °F 53% 30.37 in 10.0 mi WNW 12.7 mph - N/A   Mostly Cloudy
3:51 PM 39.0 °F 32.8 °F 24.1 °F 55% 30.37 in 10.0 mi WNW 9.2 mph - N/A   Partly Cloudy
4:51 PM 35.1 °F 29.3 °F 23.0 °F 61% 30.39 in 10.0 mi NW 6.9 mph - N/A   Partly Cloudy
5:51 PM 34.0 °F 29.8 °F 21.9 °F 61% 30.41 in 10.0 mi West 4.6 mph - N/A   Scattered Clouds
6:51 PM 34.0 °F 28.0 °F 24.1 °F 67% 30.42 in 10.0 mi WNW 6.9 mph - N/A   Mostly Cloudy
7:51 PM 35.1 °F 29.3 °F 24.1 °F 64% 30.43 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
8:51 PM 35.1 °F 30.1 °F 24.1 °F 64% 30.43 in 10.0 mi West 5.8 mph - N/A   Mostly Cloudy
9:51 PM 35.1 °F 27.4 °F 24.1 °F 64% 30.43 in 10.0 mi West 10.4 mph - N/A   Mostly Cloudy
10:51 PM 30.9 °F 23.5 °F 23.0 °F 72% 30.43 in 10.0 mi West 8.1 mph - N/A   Partly Cloudy
11:51 PM 30.0 °F 24.1 °F 23.0 °F 75% 30.43 in 10.0 mi West 5.8 mph - N/A   Clear
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