Weather History for St. Charles, MO

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Saturday, March 30, 2013

  Actual Average (KSTL) Record (KSTL)
Temperature  
Mean Temperature 46 °F 51 °F  
Max Temperature 55 °F 62 °F 86 °F (1986)
Min Temperature 37 °F 41 °F 18 °F (1964)
Degree Days  
Heating Degree Days 19 14  
Month to date heating degree days 573  
Since 1 July heating degree days 4171  
Cooling Degree Days 0 1  
Month to date cooling degree days 1  
Year to date cooling degree days 1  
Moisture  
Dew Point 41 °F    
Average Humidity 88    
Maximum Humidity 100    
Minimum Humidity 62    
Precipitation  
Precipitation 0.08 in 0.13 in 2.11 in (1938)
Month to date precipitation 3.19  
Year to date precipitation 7.83  
Snow  
Snow 0.00 in 0.10 in 1.50 in (1942)
Month to date snowfall 2.3  
Since 1 July snowfall 17.3  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 30.08 in    
Wind  
Wind Speed 7 mph (ESE)    
Max Wind Speed 16 mph    
Max Gust Speed -    
Visibility 5 miles    
Events Fog , Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Mar. 30, 2013 Rise Set
Actual Time 6:49 AM CDT 7:23 PM CDT
Civil Twilight 6:22 AM CDT 7:50 PM CDT
Nautical Twilight 5:50 AM CDT 8:22 PM CDT
Astronomical Twilight 5:18 AM CDT 8:54 PM CDT
Moon 11:28 PM CDT (3/30) 8:46 AM CDT (3/30)
Length of Visible Light 13h 28m
Length of Day
12h 34m
Waning Gibbous, 86% of the Moon is Illuminated
Mar 30
Waning Gibbous
Apr 2
Last Quarter
Apr 10
New
Apr 18
First Quarter
Apr 25
Full

Hourly Weather History & Observations

Time (CDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 43.0 °F 41.3 °F 39.0 °F 86% 30.20 in 8.0 mi ENE 3.5 mph - N/A   Clear
1:54 AM 39.9 °F 34.5 °F 37.0 °F 89% 30.19 in 6.0 mi East 8.1 mph - N/A   Clear
2:54 AM 39.9 °F 35.1 °F 37.9 °F 93% 30.18 in 4.0 mi ESE 6.9 mph - N/A   Clear
3:54 AM 39.9 °F - 37.0 °F 89% 30.19 in 3.0 mi Calm Calm - N/A   Clear
4:11 AM 37.4 °F 31.4 °F 35.6 °F 93% 30.16 in 2.5 mi East 8.1 mph - N/A   Clear
4:54 AM 39.0 °F 34.8 °F 37.9 °F 96% 30.16 in 2.0 mi East 5.8 mph - N/A   Clear
5:03 AM 39.2 °F 35.0 °F 37.4 °F 93% 30.15 in 1.8 mi East 5.8 mph - N/A   Clear
5:30 AM 37.4 °F 33.8 °F 37.4 °F 100% 30.16 in 0.8 mi East 4.6 mph - N/A   Clear
5:54 AM 37.0 °F 31.6 °F 36.0 °F 96% 30.16 in 0.8 mi East 6.9 mph - N/A   Clear
6:02 AM 37.4 °F 31.4 °F 35.6 °F 93% 30.15 in 1.0 mi East 8.1 mph - N/A   Clear
6:05 AM 37.4 °F 31.4 °F 35.6 °F 93% 30.15 in 0.8 mi East 8.1 mph - N/A   Mist
6:13 AM 37.4 °F 31.4 °F 35.6 °F 93% 30.15 in 0.2 mi East 8.1 mph - N/A Fog Fog
6:54 AM 39.0 °F 33.4 °F 39.0 °F 100% 30.14 in 0.2 mi East 8.1 mph - N/A Fog Fog
7:54 AM 41.0 °F 36.4 °F 39.9 °F 96% 30.16 in 0.2 mi ESE 6.9 mph - N/A Fog Fog
8:54 AM 42.1 °F 37.1 °F 42.1 °F 100% 30.14 in 0.2 mi East 8.1 mph - 0.01 in Fog Fog
9:44 AM 46.4 °F 42.9 °F 44.6 °F 93% 30.13 in 2.0 mi East 6.9 mph - N/A   Mostly Cloudy
9:49 AM 46.4 °F 42.4 °F 46.4 °F 100% 30.13 in 3.0 mi SE 8.1 mph - N/A   Scattered Clouds
9:54 AM 46.0 °F 41.9 °F 44.1 °F 93% 30.13 in 4.0 mi SE 8.1 mph - N/A   Scattered Clouds
10:54 AM 51.1 °F - 43.0 °F 74% 30.11 in 10.0 mi SE 16.1 mph - N/A   Clear
11:54 AM 52.0 °F - 42.1 °F 69% 30.10 in 10.0 mi SE 12.7 mph - N/A   Clear
12:54 PM 54.0 °F - 43.0 °F 66% 30.06 in 10.0 mi SE 16.1 mph - N/A   Clear
1:54 PM 55.0 °F - 42.1 °F 62% 30.04 in 10.0 mi South 11.5 mph - N/A   Partly Cloudy
2:54 PM 54.0 °F - 42.1 °F 64% 30.01 in 10.0 mi South 12.7 mph - N/A   Overcast
3:54 PM 53.1 °F - 43.0 °F 69% 29.98 in 10.0 mi SSE 11.5 mph - N/A   Overcast
4:54 PM 50.0 °F - 45.0 °F 83% 29.99 in 3.0 mi Calm Calm - 0.05 in Rain Light Rain
5:54 PM 50.0 °F - 45.0 °F 83% 29.97 in 6.0 mi SSE 4.6 mph - 0.01 in Rain Light Rain
6:54 PM 48.9 °F - 45.0 °F 86% 29.94 in 6.0 mi SSE 10.4 mph - 0.01 in Rain Light Rain
7:54 PM 48.0 °F - 43.0 °F 83% 29.95 in 10.0 mi SSE 4.6 mph - 0.00 in   Overcast
8:54 PM 46.9 °F - 44.1 °F 90% 29.95 in 6.0 mi SSE 5.8 mph - 0.00 in   Overcast
9:36 PM 46.4 °F 44.3 °F 44.6 °F 93% 29.94 in 6.0 mi SSE 4.6 mph - N/A   Overcast
9:54 PM 46.9 °F - 44.1 °F 90% 29.94 in 6.0 mi SE 4.6 mph - N/A   Overcast
10:46 PM 46.4 °F 45.2 °F 44.6 °F 93% 29.94 in 6.0 mi ESE 3.5 mph - N/A   Overcast
10:54 PM 46.9 °F - 45.0 °F 93% 29.94 in 6.0 mi ESE 3.5 mph - N/A   Overcast
11:54 PM 46.9 °F - 45.0 °F 93% 29.92 in 4.0 mi Calm Calm - N/A   Overcast