History for St. Charles, MO

Saturday, January 19, 2013 — View Current Conditions
Saturday, January 19, 2013
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Daily Weekly Monthly Custom
  Actual Average (KSTL) Record (KSTL)
Temperature
Mean Temperature 46 °F 32 °F  
Max Temperature 62 °F 40 °F 75 °F (1952)
Min Temperature 30 °F 24 °F -14 °F (1940)
Degree Days
Heating Degree Days 19 33  
Month to date heating degree days 635  
Since 1 July heating degree days 2400  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 0  
Moisture
Dew Point 31 °F    
Average Humidity 58    
Maximum Humidity 82    
Minimum Humidity 35    
Precipitation
Precipitation 0.00 in 0.07 in 1.36 in (1988)
Month to date precipitation 1.51  
Year to date precipitation 1.51  
Snow
Snow 0.00 in 0.20 in 6.90 in (1987)
Month to date snowfall 3.4  
Since 1 July snowfall 8.5  
Snow Depth -    
Sea Level Pressure
Sea Level Pressure 30.03 in    
Wind
Wind Speed 6 mph (WSW)    
Max Wind Speed 18 mph    
Max Gust Speed 22 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary
Daily Graph
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Astronomy
May. 26, 2013 Rise Set
Actual Time 7:17 AM CST 5:08 PM CST
Civil Twilight 6:48 AM CST 5:37 PM CST
Nautical Twilight 6:15 AM CST 6:10 PM CST
Astronomical Twilight 5:43 AM CST 6:41 PM CST
Moon 11:34 AM CST (1/19) 12:52 AM CST (1/19)
Length Of Visible Light 10h 49m
Length of Day
9h 51m
First Quarter, 57% of the Moon is Illuminated
Jan 19
First Quarter
Jan 26
Full
Feb 3
Last Quarter
Feb 10
New
Feb 17
First 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
12:54 AM 32.0 °F - 26.1 °F 79% 30.14 in 10.0 mi Calm Calm - N/A   Clear
1:54 AM 30.9 °F - 25.0 °F 79% 30.13 in 10.0 mi Calm Calm - N/A   Clear
2:54 AM 30.9 °F 26.2 °F 25.0 °F 79% 30.12 in 10.0 mi South 4.6 mph - N/A   Clear
3:54 AM 30.9 °F - 25.0 °F 79% 30.10 in 10.0 mi Calm Calm - N/A   Clear
4:54 AM 30.9 °F - 26.1 °F 82% 30.09 in 10.0 mi Calm Calm - N/A   Clear
5:54 AM 36.0 °F 31.1 °F 26.1 °F 67% 30.07 in 10.0 mi South 5.8 mph - N/A   Clear
6:54 AM 34.0 °F 31.0 °F 26.1 °F 73% 30.06 in 10.0 mi Variable 3.5 mph - N/A   Clear
7:54 AM 37.9 °F 32.1 °F 28.0 °F 68% 30.05 in 10.0 mi SW 8.1 mph - N/A   Clear
8:54 AM 42.1 °F 36.1 °F 30.0 °F 62% 30.05 in 10.0 mi SW 10.4 mph - N/A   Clear
9:54 AM 46.9 °F - 33.1 °F 59% 30.04 in 10.0 mi SW 10.4 mph - N/A   Clear
10:54 AM 53.1 °F - 32.0 °F 45% 30.01 in 10.0 mi WSW 15.0 mph 21.9 mph N/A   Clear
11:54 AM 57.0 °F - 34.0 °F 42% 29.96 in 10.0 mi WSW 17.3 mph 21.9 mph N/A   Clear
12:54 PM 60.1 °F - 34.0 °F 38% 29.92 in 10.0 mi WSW 18.4 mph - N/A   Clear
1:54 PM 62.1 °F - 34.0 °F 35% 29.91 in 10.0 mi WSW 15.0 mph - N/A   Clear
2:54 PM 62.1 °F - 34.0 °F 35% 29.90 in 10.0 mi West 12.7 mph 21.9 mph N/A   Clear
3:54 PM 61.0 °F - 35.1 °F 38% 29.92 in 10.0 mi West 12.7 mph - N/A   Clear
4:54 PM 57.0 °F - 34.0 °F 42% 29.95 in 10.0 mi West 12.7 mph - N/A   Clear
5:54 PM 54.0 °F - 33.1 °F 45% 29.97 in 10.0 mi WSW 9.2 mph - N/A   Clear
6:54 PM 48.9 °F - 33.1 °F 54% 30.01 in 10.0 mi West 11.5 mph - N/A   Clear
7:54 PM 46.0 °F 41.0 °F 33.1 °F 61% 30.04 in 10.0 mi WNW 10.4 mph - N/A   Clear
8:54 PM 45.0 °F 40.1 °F 33.1 °F 63% 30.06 in 10.0 mi WNW 9.2 mph - N/A   Clear
9:54 PM 46.0 °F 41.9 °F 32.0 °F 58% 30.08 in 10.0 mi WNW 8.1 mph - N/A   Clear
10:54 PM 46.0 °F 42.5 °F 30.9 °F 56% 30.11 in 10.0 mi WNW 6.9 mph - N/A   Clear
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