St. Louis, MO

2:20 PM CST on January 18, 2018 (GMT -0600)
Lambert-Saint Louis International

Weather History for KSTL - January, 2012

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Monday, January 23, 2012

  Actual Average Record
Temperature  
Mean Temperature 44 °F 32 °F  
Max Temperature 56 °F 40 °F 75 °F (1967)
Min Temperature 31 °F 24 °F -11 °F (1963)
Degree Days  
Heating Degree Days 21 33  
Month to date heating degree days 636 767  
Since 1 July heating degree days 2033 2532  
Cooling Degree Days 0 0  
Month to date cooling degree days 0 0  
Year to date cooling degree days 0 0  
Moisture  
Dew Point 31 °F    
Average Humidity 66    
Maximum Humidity 78    
Minimum Humidity 53    
Precipitation  
Precipitation 0.00 in 0.07 in 0.87 in (1999)
Month to date precipitation 1.04 1.81  
Year to date precipitation 1.04 1.81  
Snow  
Snow 0.00 in 0.20 in 3.60 in (1977)
Month to date snowfall 1.8 4.2  
Since 1 July snowfall 3.8 9.3  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.79 in    
Wind  
Wind Speed 16 mph (West)    
Max Wind Speed 36 mph    
Max Gust Speed 46 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

Jan. 23, 2012 Rise Set
Actual Time 7:14 AM CST 5:12 PM CST
Civil Twilight 6:45 AM CST 5:40 PM CST
Nautical Twilight 6:13 AM CST 6:13 PM CST
Astronomical Twilight 5:41 AM CST 6:44 PM CST
Moon 7:10 AM CST (1/23) 5:59 PM CST (1/23)
Length of Visible Light 10h 55m
Length of Day
9h 57m
New Moon, 0% of the Moon is Illuminated
Jan 23
New Moon
Jan 30
First Quarter
Feb 7
Full
Feb 14
Last Quarter
Feb 21
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 55.9 °F - 48.0 °F 75% 29.44 in 10.0 mi SSW 9.2 mph - N/A   Overcast
1:51 AM 55.0 °F - 48.0 °F 77% 29.44 in 10.0 mi SSW 13.8 mph - N/A   Scattered Clouds
2:51 AM 55.0 °F - 45.0 °F 69% 29.45 in 10.0 mi SW 16.1 mph 26.5 mph N/A   Partly Cloudy
3:51 AM 51.1 °F - 42.1 °F 71% 29.52 in 8.0 mi WSW 29.9 mph 40.3 mph N/A   Overcast
4:00 AM 48.2 °F - 41.0 °F 76% 29.53 in 8.0 mi West 29.9 mph 41.4 mph N/A   Overcast
4:51 AM 45.0 °F 35.6 °F 37.0 °F 74% 29.59 in 8.0 mi West 27.6 mph 38.0 mph N/A   Overcast
5:22 AM 42.8 °F 32.3 °F 32.0 °F 66% 29.61 in 9.0 mi West 29.9 mph 41.4 mph N/A   Overcast
5:51 AM 41.0 °F 31.9 °F 30.0 °F 65% 29.64 in 9.0 mi West 19.6 mph 34.5 mph N/A   Overcast
6:00 AM 41.0 °F 31.4 °F 30.2 °F 65% 29.64 in 9.0 mi West 21.9 mph 36.8 mph N/A   Overcast
6:51 AM 39.9 °F 28.2 °F 28.0 °F 63% 29.69 in 9.0 mi West 31.1 mph 41.4 mph N/A   Overcast
7:51 AM 37.9 °F 26.3 °F 27.0 °F 65% 29.74 in 10.0 mi West 26.5 mph 40.3 mph N/A   Mostly Cloudy
8:10 AM 37.4 °F 26.6 °F 26.6 °F 65% 29.75 in 10.0 mi West 21.9 mph 27.6 mph N/A   Mostly Cloudy
8:51 AM 37.9 °F 27.3 °F 26.1 °F 62% 29.79 in 9.0 mi West 21.9 mph 35.7 mph N/A   Mostly Cloudy
9:51 AM 39.0 °F 28.5 °F 27.0 °F 62% 29.82 in 10.0 mi West 23.0 mph 28.8 mph N/A   Overcast
10:51 AM 39.9 °F 29.5 °F 27.0 °F 60% 29.84 in 10.0 mi West 24.2 mph 36.8 mph N/A   Overcast
11:51 AM 42.1 °F 32.6 °F 28.0 °F 58% 29.83 in 10.0 mi West 23.0 mph 33.4 mph N/A   Mostly Cloudy
12:51 PM 44.1 °F 36.8 °F 28.9 °F 55% 29.84 in 10.0 mi West 16.1 mph - N/A   Mostly Cloudy
1:51 PM 44.6 °F 38.1 °F 30.2 °F 57% 29.87 in 10.0 mi West 13.8 mph - N/A   Overcast
2:51 PM 45.0 °F 36.9 °F 28.9 °F 53% 29.90 in 10.0 mi West 20.7 mph 25.3 mph N/A   Overcast
3:51 PM 45.0 °F 38.5 °F 28.9 °F 53% 29.92 in 10.0 mi WNW 13.8 mph - N/A   Mostly Cloudy
4:51 PM 43.0 °F 35.7 °F 28.0 °F 56% 29.95 in 10.0 mi West 15.0 mph - N/A   Scattered Clouds
5:51 PM 37.9 °F 34.4 °F 28.0 °F 68% 29.99 in 10.0 mi NW 4.6 mph - N/A   Partly Cloudy
6:51 PM 36.0 °F 31.1 °F 27.0 °F 70% 30.03 in 10.0 mi WNW 5.8 mph - N/A   Clear
7:51 PM 34.0 °F 28.8 °F 26.1 °F 73% 30.04 in 10.0 mi WNW 5.8 mph - N/A   Clear
8:51 PM 33.1 °F 28.7 °F 25.0 °F 72% 30.06 in 10.0 mi WNW 4.6 mph - N/A   Clear
9:51 PM 32.0 °F 26.4 °F 24.1 °F 73% 30.08 in 10.0 mi West 5.8 mph - N/A   Clear
10:51 PM 30.9 °F 25.2 °F 24.1 °F 76% 30.10 in 10.0 mi West 5.8 mph - N/A   Clear
11:51 PM 30.9 °F 23.5 °F 24.1 °F 76% 30.11 in 10.0 mi West 8.1 mph - N/A   Clear