Weather History for St. Charles, MO

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Wednesday, October 17, 2012

  Actual Average (KSTL) Record (KSTL)
Temperature  
Mean Temperature 60 °F 58 °F  
Max Temperature 66 °F 68 °F 88 °F (1950)
Min Temperature 54 °F 49 °F 29 °F (1943)
Degree Days  
Heating Degree Days 5 8  
Month to date heating degree days 98  
Since 1 July heating degree days 139  
Cooling Degree Days 0 1  
Month to date cooling degree days 31  
Year to date cooling degree days 1632  
Growing Degree Days 10 (Base 50)    
Moisture  
Dew Point 55 °F    
Average Humidity 79    
Maximum Humidity 93    
Minimum Humidity 52    
Precipitation  
Precipitation 0.29 in 0.11 in 1.48 in (1963)
Month to date precipitation 1.82  
Year to date precipitation 32.70  
Snow  
Snow 0.00 in 0.00 in 0.00 in (2012)
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 29.49 in    
Wind  
Wind Speed 13 mph (SW)    
Max Wind Speed 29 mph    
Max Gust Speed 40 mph    
Visibility 9 miles    
Events Rain , Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Oct. 17, 2012 Rise Set
Actual Time 7:13 AM CDT 6:19 PM CDT
Civil Twilight 6:46 AM CDT 6:46 PM CDT
Nautical Twilight 6:15 AM CDT 7:17 PM CDT
Astronomical Twilight 5:44 AM CDT 7:48 PM CDT
Moon 9:46 AM CDT (10/17) 7:57 PM CDT (10/17)
Length of Visible Light 11h 59m
Length of Day
11h 05m
Waxing Crescent, 7% of the Moon is Illuminated
Oct 17
Waxing Crescent
Oct 21
First Quarter
Oct 29
Full
Nov 6
Last Quarter
Nov 13
New

Hourly Weather History & Observations

Time (CDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 64.9 °F 46.9 °F 52% 29.62 in 10.0 mi SSW 12.7 mph - N/A   Overcast
1:54 AM 62.1 °F 48.0 °F 60% 29.61 in 10.0 mi South 8.1 mph - N/A   Mostly Cloudy
2:54 AM 57.9 °F 46.9 °F 67% 29.60 in 10.0 mi South 5.8 mph - N/A   Partly Cloudy
3:54 AM 62.1 °F 50.0 °F 65% 29.59 in 10.0 mi South 9.2 mph - N/A   Overcast
4:54 AM 63.0 °F 50.0 °F 63% 29.58 in 10.0 mi SSW 9.2 mph - N/A   Mostly Cloudy
5:54 AM 61.0 °F 50.0 °F 67% 29.57 in 10.0 mi South 10.4 mph - N/A   Clear
6:54 AM 60.1 °F 51.1 °F 72% 29.56 in 10.0 mi South 8.1 mph - N/A   Clear
7:54 AM 60.1 °F 52.0 °F 75% 29.55 in 10.0 mi South 9.2 mph - N/A   Clear
8:54 AM 62.1 °F 54.0 °F 75% 29.55 in 10.0 mi South 9.2 mph - N/A   Scattered Clouds
9:54 AM 64.0 °F 55.0 °F 73% 29.55 in 10.0 mi South 11.5 mph - N/A   Overcast
10:54 AM 63.0 °F 55.9 °F 78% 29.54 in 10.0 mi South 13.8 mph - N/A   Overcast
11:54 AM 64.0 °F 57.0 °F 78% 29.52 in 10.0 mi South 16.1 mph - N/A   Overcast
12:54 PM 64.0 °F 57.9 °F 80% 29.50 in 8.0 mi SSW 18.4 mph 26.5 mph N/A   Overcast
1:25 PM 62.6 °F 59.0 °F 88% 29.49 in 7.0 mi South 16.1 mph 25.3 mph N/A   Overcast
1:54 PM 64.0 °F 59.0 °F 84% 29.46 in 10.0 mi South 15.0 mph 23.0 mph N/A   Overcast
2:54 PM 64.9 °F 59.0 °F 81% 29.44 in 10.0 mi South 16.1 mph 23.0 mph 0.00 in Rain Light Rain
3:17 PM 66.2 °F 60.8 °F 83% 29.42 in 10.0 mi South 18.4 mph 24.2 mph 0.00 in Rain Light Rain
3:30 PM 66.2 °F 59.0 °F 78% 29.42 in 10.0 mi South 18.4 mph 26.5 mph 0.00 in   Overcast
3:54 PM 66.9 °F 59.0 °F 76% 29.40 in 10.0 mi South 15.0 mph 27.6 mph 0.00 in   Overcast
4:54 PM 66.0 °F 59.0 °F 78% 29.35 in 10.0 mi South 18.4 mph 28.8 mph N/A   Overcast
5:24 PM 66.2 °F 60.8 °F 83% 29.36 in 10.0 mi SSW 19.6 mph 24.2 mph N/A Thunderstorm Overcast
5:33 PM 62.6 °F 59.0 °F 88% 29.39 in 2.0 mi WNW 28.8 mph 40.3 mph 0.12 in Rain , Thunderstorm Heavy Thunderstorms and Rain
5:37 PM 60.8 °F 57.2 °F 88% 29.40 in 1.8 mi NW 21.9 mph 40.3 mph 0.13 in Rain , Thunderstorm Thunderstorms and Rain
5:40 PM 60.8 °F 57.2 °F 88% 29.41 in 3.0 mi WNW 20.7 mph 40.3 mph 0.13 in Rain , Thunderstorm Thunderstorms and Rain
5:54 PM 61.0 °F 57.9 °F 90% 29.41 in 5.0 mi WNW 15.0 mph 23.0 mph 0.18 in Rain , Thunderstorm Thunderstorms and Rain
6:09 PM 60.8 °F 57.2 °F 88% 29.42 in 5.0 mi West 8.1 mph - 0.03 in Rain Light Rain
6:54 PM 60.1 °F 57.9 °F 93% 29.42 in 10.0 mi West 4.6 mph - 0.03 in   Scattered Clouds
7:54 PM 60.1 °F 57.0 °F 90% 29.44 in 3.0 mi WNW 23.0 mph 31.1 mph 0.08 in Rain Light Rain
8:04 PM 59.0 °F 55.4 °F 88% 29.45 in 10.0 mi WNW 18.4 mph - 0.00 in Rain Light Rain
8:54 PM 55.9 °F 51.1 °F 84% 29.49 in 10.0 mi WNW 13.8 mph - 0.00 in   Partly Cloudy
9:54 PM 55.0 °F 50.0 °F 83% 29.55 in 10.0 mi WSW 5.8 mph - N/A   Clear
10:54 PM 54.0 °F 50.0 °F 86% 29.55 in 10.0 mi WSW 6.9 mph - N/A   Scattered Clouds
11:54 PM 54.0 °F 50.0 °F 86% 29.56 in 10.0 mi SW 8.1 mph - N/A   Mostly Cloudy