History for St. Louis, MO

Monday, February 4, 2013 — View Current Conditions
Monday, February 4, 2013
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Daily Weekly Monthly Custom
  Actual Average Record
Temperature
Mean Temperature 42 °F 34 °F  
Max Temperature 57 °F 42 °F 78 °F (1962)
Min Temperature 27 °F 25 °F -7 °F (1996)
Degree Days
Heating Degree Days 23 31  
Month to date heating degree days 131 127  
Since 1 July heating degree days 2633 2921  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture
Dew Point 26 °F    
Average Humidity 58    
Maximum Humidity 78    
Minimum Humidity 38    
Precipitation
Precipitation 0.00 in 0.07 in 1.36 in (1971)
Month to date precipitation 0.26 0.30  
Year to date precipitation 3.38 2.70  
Snow
Snow 0.00 in 0.20 in 6.60 in (1990)
Month to date snowfall 4.0 0.7  
Since 1 July snowfall 7.0 11.4  
Snow Depth 3.00 in    
Sea Level Pressure
Sea Level Pressure 29.91 in    
Wind
Wind Speed 9 mph (NNE)    
Max Wind Speed 21 mph    
Max Gust Speed 29 mph    
Visibility 9 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary
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Astronomy
May. 19, 2013 Rise Set
Actual Time 7:04 AM CST 5:26 PM CST
Civil Twilight 6:36 AM CST 5:54 PM CST
Nautical Twilight 6:04 AM CST 6:26 PM CST
Astronomical Twilight 5:33 AM CST 6:57 PM CST
Moon 1:39 AM CST (2/4) 11:51 AM CST (2/4)
Length Of Visible Light 11h 18m
Length of Day
10h 22m
Last Quarter, 37% of the Moon is Illuminated
Feb 4
Last Quarter
Feb 10
New
Feb 17
First Quarter
Feb 25
Full
Mar 4
Last Quarter
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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 27.0 °F 19.5 °F 18.0 °F 69% 30.02 in 10.0 mi SE 6.9 mph - N/A   Mostly Cloudy
1:51 AM 28.0 °F 20.0 °F 19.0 °F 69% 29.99 in 10.0 mi ESE 8.1 mph - N/A   Overcast
2:51 AM 28.9 °F 21.1 °F 21.0 °F 72% 29.97 in 10.0 mi ESE 8.1 mph - N/A   Overcast
4:51 AM 30.2 °F 22.6 °F 21.2 °F 69% 29.87 in 10.0 mi ESE 8.1 mph - N/A   Overcast
5:51 AM 35.1 °F 30.1 °F 23.0 °F 61% 29.88 in 10.0 mi SE 5.8 mph - N/A   Overcast
6:51 AM 37.0 °F 31.0 °F 23.0 °F 57% 29.87 in 10.0 mi SE 8.1 mph - N/A   Overcast
7:51 AM 37.0 °F 33.3 °F 24.1 °F 59% 29.87 in 10.0 mi North 4.6 mph - N/A   Mostly Cloudy
8:51 AM 36.0 °F 33.3 °F 26.1 °F 67% 29.88 in 10.0 mi ESE 3.5 mph - N/A   Overcast
9:51 AM 43.0 °F 41.3 °F 25.0 °F 49% 29.86 in 10.0 mi South 3.5 mph - N/A   Mostly Cloudy
10:51 AM 48.0 °F - 27.0 °F 44% 29.85 in 10.0 mi SSW 8.1 mph - N/A   Mostly Cloudy
11:51 AM 55.0 °F - 30.0 °F 38% 29.83 in 10.0 mi West 10.4 mph - N/A   Partly Cloudy
12:51 PM 57.0 °F - 32.0 °F 39% 29.82 in 10.0 mi West 11.5 mph - N/A   Scattered Clouds
1:08 PM 53.6 °F - 32.0 °F 44% 29.80 in 10.0 mi NNW 13.8 mph - N/A   Scattered Clouds
1:51 PM 55.0 °F - 33.1 °F 43% 29.81 in 10.0 mi NW 12.7 mph - N/A   Scattered Clouds
2:51 PM 53.1 °F - 33.1 °F 47% 29.82 in 10.0 mi NNW 17.3 mph - N/A   Partly Cloudy
3:51 PM 50.0 °F - 30.9 °F 48% 29.85 in 10.0 mi NW 15.0 mph 23.0 mph N/A   Scattered Clouds
4:51 PM 46.9 °F - 30.9 °F 54% 29.87 in 10.0 mi NW 10.4 mph - N/A   Scattered Clouds
5:51 PM 41.0 °F 34.3 °F 28.9 °F 62% 29.91 in 10.0 mi NNW 11.5 mph - N/A   Partly Cloudy
6:51 PM 37.9 °F 31.5 °F 27.0 °F 65% 29.94 in 10.0 mi NNW 9.2 mph - N/A   Scattered Clouds
7:51 PM 34.0 °F 24.2 °F 25.0 °F 70% 29.97 in 10.0 mi North 15.0 mph 21.9 mph N/A   Mostly Cloudy
8:51 PM 32.0 °F 23.6 °F 25.0 °F 75% 30.00 in 8.0 mi NNE 10.4 mph - N/A   Mostly Cloudy
9:15 PM 32.0 °F 24.2 °F 24.8 °F 75% 30.00 in 8.0 mi North 9.2 mph - N/A   Mostly Cloudy
9:33 PM 32.0 °F 25.6 °F 24.8 °F 75% 29.98 in 8.0 mi NE 6.9 mph - N/A   Mostly Cloudy
9:51 PM 30.9 °F 25.2 °F 24.1 °F 76% 30.00 in 8.0 mi NNE 5.8 mph - N/A   Mostly Cloudy
10:22 PM 30.2 °F 24.3 °F 24.8 °F 80% 29.99 in 8.0 mi NNE 5.8 mph - N/A   Mostly Cloudy
10:51 PM 30.9 °F 26.2 °F 24.1 °F 76% 29.99 in 8.0 mi NE 4.6 mph - N/A   Mostly Cloudy
11:51 PM 30.9 °F 24.3 °F 24.1 °F 76% 30.00 in 7.0 mi North 6.9 mph - N/A   Mostly Cloudy
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