Weather History for St. Charles, MO

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Thursday, October 3, 2013

  Actual Average (KSTL) Record (KSTL)
Temperature  
Mean Temperature 75 °F 63 °F  
Max Temperature 88 °F 73 °F 94 °F (2006)
Min Temperature 64 °F 53 °F 31 °F (1974)
Degree Days  
Heating Degree Days 0 4  
Month to date heating degree days 12  
Since 1 July heating degree days 53  
Cooling Degree Days 10 3  
Month to date cooling degree days 9  
Year to date cooling degree days 1610  
Growing Degree Days 25 (Base 50)    
Moisture  
Dew Point 66 °F    
Average Humidity 74    
Maximum Humidity 93    
Minimum Humidity 49    
Precipitation  
Precipitation 0.04 in 0.10 in 2.67 in (1986)
Month to date precipitation 0.31  
Year to date precipitation 31.19  
Snow  
Snow 0.00 in 0.00 in 0.00 in (2013)
Month to date snowfall 0.0  
Since 1 July snowfall 0.0  
Since 1 September snowfall 0.0  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 29.91 in    
Wind  
Wind Speed 7 mph (SSE)    
Max Wind Speed 17 mph    
Max Gust Speed 23 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Oct. 03, 2013 Rise Set
Actual Time 6:59 AM CDT 6:40 PM CDT
Civil Twilight 6:33 AM CDT 7:07 PM CDT
Nautical Twilight 6:02 AM CDT 7:38 PM CDT
Astronomical Twilight 5:31 AM CDT 8:09 PM CDT
Moon 5:33 AM CDT (10/3) 5:49 PM CDT (10/3)
Length of Visible Light 12h 34m
Length of Day
11h 41m
Waning Crescent, 2% of the Moon is Illuminated
Oct 3
Waning Crescent
Oct 4
New
Oct 11
First Quarter
Oct 18
Full
Oct 26
Last Quarter

Hourly Weather History & Observations

Time (CDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 70.0 °F - 66.9 °F 90% 29.95 in 10.0 mi South 3.5 mph - N/A   Clear
1:54 AM 68.0 °F - 66.0 °F 93% 29.95 in 10.0 mi SE 3.5 mph - N/A   Mostly Cloudy
2:54 AM 68.0 °F - 66.0 °F 93% 29.94 in 8.0 mi ESE 3.5 mph - N/A   Mostly Cloudy
3:54 AM 70.0 °F - 66.9 °F 90% 29.95 in 9.0 mi SE 4.6 mph - N/A   Mostly Cloudy
4:54 AM 69.1 °F - 66.9 °F 93% 29.94 in 9.0 mi South 4.6 mph - N/A   Mostly Cloudy
5:54 AM 66.9 °F - 64.9 °F 93% 29.95 in 9.0 mi ESE 4.6 mph - N/A   Clear
6:54 AM 64.9 °F - 63.0 °F 93% 29.95 in 9.0 mi East 4.6 mph - N/A   Clear
7:54 AM 66.9 °F - 64.9 °F 93% 29.95 in 9.0 mi East 3.5 mph - N/A   Clear
8:54 AM 73.0 °F - 66.9 °F 81% 29.95 in 10.0 mi South 8.1 mph - N/A   Clear
9:54 AM 77.0 °F - 66.9 °F 71% 29.95 in 10.0 mi South 10.4 mph - N/A   Partly Cloudy
10:54 AM 81.0 °F 83.3 °F 66.9 °F 62% 29.94 in 10.0 mi South 13.8 mph - N/A   Clear
11:54 AM 84.9 °F 87.6 °F 66.9 °F 55% 29.93 in 10.0 mi SSW 11.5 mph - N/A   Scattered Clouds
12:54 PM 84.0 °F 85.8 °F 64.9 °F 53% 29.90 in 10.0 mi SSW 12.7 mph - N/A   Mostly Cloudy
1:54 PM 86.0 °F 87.6 °F 64.9 °F 49% 29.87 in 10.0 mi South 13.8 mph 20.7 mph N/A   Scattered Clouds
2:54 PM 86.0 °F 88.2 °F 66.0 °F 51% 29.86 in 10.0 mi South 13.8 mph 23.0 mph N/A   Scattered Clouds
3:54 PM 82.0 °F 85.5 °F 69.1 °F 65% 29.85 in 10.0 mi South 13.8 mph - 0.04 in   Mostly Cloudy
4:54 PM 84.0 °F 86.5 °F 66.9 °F 56% 29.84 in 10.0 mi South 17.3 mph 23.0 mph N/A   Scattered Clouds
5:54 PM 82.9 °F 85.0 °F 66.0 °F 56% 29.86 in 10.0 mi South 13.8 mph - N/A   Partly Cloudy
6:54 PM 80.1 °F 82.1 °F 66.0 °F 62% 29.86 in 10.0 mi South 11.5 mph - N/A   Clear
7:54 PM 78.1 °F - 66.9 °F 68% 29.87 in 10.0 mi South 10.4 mph - N/A   Clear
8:54 PM 75.0 °F - 68.0 °F 79% 29.89 in 10.0 mi South 8.1 mph - N/A   Clear
9:54 PM 75.0 °F - 68.0 °F 79% 29.91 in 10.0 mi South 9.2 mph - N/A   Clear
11:54 PM 73.0 °F - 68.0 °F 84% 29.91 in 10.0 mi South 6.9 mph - N/A   Clear