St. Louis, MO

5:49 PM CDT on March 28, 2017 (GMT -0500)
Lambert-Saint Louis International

Weather History for KSTL - December, 2011

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Sunday, December 25, 2011

  Actual Average Record
Temperature  
Mean Temperature 42 °F 33 °F  
Max Temperature 53 °F 40 °F 71 °F (1889)
Min Temperature 30 °F 25 °F -13 °F (1983)
Degree Days  
Heating Degree Days 23 33  
Month to date heating degree days 610 741  
Since 1 July heating degree days 1266 1567  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 2014 1646  
Moisture  
Dew Point 26 °F    
Average Humidity 57    
Maximum Humidity 78    
Minimum Humidity 35    
Precipitation  
Precipitation 0.00 in 0.09 in 0.94 in (1913)
Month to date precipitation 2.16 2.32  
Year to date precipitation 46.21 40.44  
Snow  
Snow 0.00 in 0.20 in 9.20 in (1913)
Month to date snowfall 0.1 3.3  
Since 1 July snowfall 0.1 4.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.36 in    
Wind  
Wind Speed 8 mph (West)    
Max Wind Speed 18 mph    
Max Gust Speed 24 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Date:

Astronomy

Dec. 25, 2011 Rise Set
Actual Time 7:17 AM CST 4:45 PM CST
Civil Twilight 6:47 AM CST 5:15 PM CST
Nautical Twilight 6:14 AM CST 5:48 PM CST
Astronomical Twilight 5:41 AM CST 6:21 PM CST
Moon 7:56 AM CST (12/25) 6:05 PM CST (12/25)
Length of Visible Light 10h 27m
Length of Day
9h 27m
New Moon, 1% of the Moon is Illuminated
Dec 25
New Moon
Jan 1
First Quarter
Jan 9
Full
Jan 16
Last Quarter
Jan 23
New

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 30.9 °F - 24.1 °F 76% 30.35 in 10.0 mi Calm Calm - N/A   Clear
1:51 AM 37.0 °F 29.8 °F 24.1 °F 59% 30.33 in 10.0 mi West 10.4 mph - N/A   Clear
2:51 AM 37.0 °F 29.8 °F 25.0 °F 62% 30.34 in 10.0 mi WSW 10.4 mph - N/A   Clear
3:51 AM 36.0 °F 29.0 °F 25.0 °F 64% 30.32 in 10.0 mi WSW 9.2 mph - N/A   Clear
4:51 AM 35.1 °F 28.6 °F 24.1 °F 64% 30.31 in 10.0 mi WSW 8.1 mph - N/A   Clear
5:51 AM 35.1 °F 28.6 °F 25.0 °F 67% 30.31 in 10.0 mi WSW 8.1 mph - N/A   Clear
6:51 AM 35.1 °F 27.9 °F 25.0 °F 67% 30.32 in 10.0 mi WSW 9.2 mph - N/A   Partly Cloudy
7:51 AM 36.0 °F 28.5 °F 26.1 °F 67% 30.34 in 10.0 mi West 10.4 mph - N/A   Partly Cloudy
8:51 AM 39.0 °F 31.4 °F 27.0 °F 62% 30.34 in 10.0 mi WSW 12.7 mph - N/A   Clear
9:51 AM 43.0 °F 37.2 °F 28.0 °F 56% 30.36 in 10.0 mi West 10.4 mph - N/A   Clear
10:51 AM 46.9 °F - 28.9 °F 50% 30.35 in 10.0 mi West 11.5 mph - N/A   Clear
11:51 AM 51.1 °F - 28.0 °F 41% 30.33 in 10.0 mi West 11.5 mph - N/A   Clear
12:51 PM 51.1 °F - 28.0 °F 41% 30.34 in 10.0 mi WNW 13.8 mph 23.0 mph N/A   Clear
1:51 PM 53.1 °F - 27.0 °F 37% 30.32 in 10.0 mi WNW 12.7 mph - N/A   Clear
2:51 PM 52.0 °F - 26.1 °F 37% 30.33 in 10.0 mi NW 12.7 mph - N/A   Clear
3:51 PM 51.1 °F - 28.9 °F 43% 30.36 in 10.0 mi WNW 8.1 mph - N/A   Clear
4:51 PM 44.1 °F 40.8 °F 28.0 °F 53% 30.38 in 10.0 mi NNW 5.8 mph - N/A   Clear
5:51 PM 43.0 °F 40.3 °F 28.0 °F 56% 30.40 in 10.0 mi NW 4.6 mph - N/A   Clear
6:51 PM 39.9 °F 36.7 °F 28.0 °F 63% 30.41 in 10.0 mi NW 4.6 mph - N/A   Clear
7:51 PM 39.9 °F 35.8 °F 28.0 °F 63% 30.42 in 10.0 mi NNW 5.8 mph - N/A   Clear
8:51 PM 34.0 °F - 27.0 °F 75% 30.42 in 10.0 mi Calm Calm - N/A   Clear
9:51 PM 33.1 °F - 26.1 °F 75% 30.42 in 10.0 mi Calm Calm - N/A   Clear
10:51 PM 32.0 °F - 26.1 °F 79% 30.40 in 10.0 mi Calm Calm - N/A   Clear
11:51 PM 30.0 °F - 24.1 °F 79% 30.39 in 10.0 mi Calm Calm - N/A   Clear