Weather History for St. Louis, MO

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Saturday, January 5, 2013

  Actual Average Record
Temperature  
Mean Temperature 38 °F 32 °F  
Max Temperature 46 °F 40 °F 66 °F (2012)
Min Temperature 30 °F 24 °F -22 °F (1884)
Degree Days  
Heating Degree Days 27 33  
Month to date heating degree days 175 165  
Since 1 July heating degree days 1774 1930  
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 53    
Maximum Humidity 63    
Minimum Humidity 42    
Precipitation  
Precipitation T in 0.08 in 1.58 in (2005)
Month to date precipitation T 0.44  
Year to date precipitation T 0.44  
Snow  
Snow T in 0.20 in 2.60 in (1979)
Month to date snowfall 0.1 0.9  
Since 1 July snowfall 2.2 6.0  
Snow Depth T in    
Sea Level Pressure  
Sea Level Pressure 30.24 in    
Wind  
Wind Speed 8 mph (SW)    
Max Wind Speed 16 mph    
Max Gust Speed 20 mph    
Visibility 10 miles    
Events Rain , Snow    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jan. 05, 2013 Rise Set
Actual Time 7:19 AM CST 4:54 PM CST
Civil Twilight 6:50 AM CST 5:23 PM CST
Nautical Twilight 6:17 AM CST 5:57 PM CST
Astronomical Twilight 5:45 AM CST 6:29 PM CST
Moon 12:28 AM CST (1/5) 11:42 AM CST (1/5)
Length of Visible Light 10h 33m
Length of Day
9h 34m
Last Quarter, 44% of the Moon is Illuminated
Jan 5
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
Full
Feb 3
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 33.1 °F 25.5 °F 19.0 °F 56% 30.33 in 10.0 mi SW 9.2 mph - N/A   Clear
1:51 AM 32.0 °F 24.2 °F 19.0 °F 59% 30.34 in 10.0 mi SW 9.2 mph - N/A   Clear
2:51 AM 32.0 °F 25.6 °F 19.4 °F 60% 30.30 in 10.0 mi SW 6.9 mph - N/A   Partly Cloudy
3:51 AM 30.2 °F - 19.4 °F 64% 30.29 in 10.0 mi Calm Calm - N/A   Scattered Clouds
4:51 AM 33.1 °F - 19.0 °F 56% 30.31 in 10.0 mi Calm Calm - N/A   Partly Cloudy
5:51 AM 32.0 °F 25.6 °F 19.4 °F 60% 30.30 in 10.0 mi SW 6.9 mph - N/A   Scattered Clouds
6:51 AM 34.0 °F 27.2 °F 21.0 °F 59% 30.32 in 10.0 mi SW 8.1 mph - N/A   Mostly Cloudy
7:51 AM 34.0 °F 25.5 °F 21.9 °F 61% 30.33 in 10.0 mi SW 11.5 mph - N/A   Mostly Cloudy
8:51 AM 35.6 °F 28.6 °F 21.2 °F 56% 30.30 in 10.0 mi SW 9.2 mph - N/A Snow Light Snow
8:59 AM 35.6 °F 29.9 °F 21.2 °F 56% 30.30 in 9.0 mi SW 6.9 mph - 0.00 in   Overcast
9:51 AM 37.9 °F 30.9 °F 23.0 °F 55% 30.34 in 10.0 mi WSW 10.4 mph - 0.00 in   Mostly Cloudy
10:51 AM 39.9 °F 33.9 °F 24.1 °F 53% 30.32 in 10.0 mi WSW 9.2 mph - N/A   Mostly Cloudy
11:51 AM 44.1 °F 39.0 °F 27.0 °F 51% 30.27 in 10.0 mi West 9.2 mph - N/A   Mostly Cloudy
12:51 PM 45.0 °F 40.6 °F 26.1 °F 48% 30.22 in 10.0 mi SW 8.1 mph - N/A   Mostly Cloudy
1:51 PM 45.0 °F 39.7 °F 25.0 °F 46% 30.18 in 10.0 mi SSW 10.4 mph - N/A   Overcast
2:51 PM 46.0 °F 40.2 °F 24.1 °F 42% 30.18 in 10.0 mi SW 12.7 mph - N/A   Overcast
3:51 PM 44.1 °F 40.1 °F 26.1 °F 49% 30.19 in 10.0 mi SW 6.9 mph - 0.00 in Rain Light Rain
4:51 PM 44.1 °F 40.8 °F 26.1 °F 49% 30.17 in 10.0 mi South 5.8 mph - 0.00 in   Overcast
5:51 PM 42.1 °F 38.4 °F 26.1 °F 53% 30.18 in 10.0 mi South 5.8 mph - N/A   Overcast
6:51 PM 42.1 °F 38.4 °F 26.1 °F 53% 30.19 in 10.0 mi SSW 5.8 mph - N/A   Overcast
7:51 PM 43.0 °F 37.7 °F 26.1 °F 51% 30.18 in 10.0 mi SSW 9.2 mph - N/A   Overcast
8:51 PM 43.0 °F 38.2 °F 27.0 °F 53% 30.16 in 10.0 mi SW 8.1 mph - N/A   Overcast
9:51 PM 43.0 °F 37.2 °F 27.0 °F 53% 30.16 in 10.0 mi SW 10.4 mph - N/A   Overcast
10:51 PM 42.1 °F 35.7 °F 28.9 °F 60% 30.14 in 10.0 mi SW 11.5 mph - N/A   Mostly Cloudy
11:51 PM 42.1 °F 34.5 °F 28.9 °F 60% 30.12 in 10.0 mi SW 15.0 mph - N/A   Mostly Cloudy