Weather History for St. Charles, MO

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Sunday, June 30, 2013

  Actual Average (KSTL) Record (KSTL)
Temperature  
Mean Temperature 70 °F 79 °F  
Max Temperature 78 °F 89 °F 105 °F (2012)
Min Temperature 64 °F 70 °F 54 °F (1943)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 3  
Since 1 June heating degree days 5  
Since 1 July heating degree days 4535  
Cooling Degree Days 4 14  
Month to date cooling degree days 334  
Year to date cooling degree days 508  
Since 1 June cooling degree days 334  
Growing Degree Days 20 (Base 50)    
Moisture  
Dew Point 62 °F    
Average Humidity 80    
Maximum Humidity 94    
Minimum Humidity 60    
Precipitation  
Precipitation 0.14 in 0.12 in 3.00 in (1947)
Month to date precipitation 4.28  
Year to date precipitation 20.65  
Snow  
Snow 0.00 in 0.00 in 0.00 in (2013)
Month to date snowfall 0.0  
Since 1 June snowfall 0.0  
Since 1 July snowfall 17.7  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 29.83 in    
Wind  
Wind Speed 11 mph (North)    
Max Wind Speed 25 mph    
Max Gust Speed 29 mph    
Visibility 9 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Jun. 30, 2013 Rise Set
Actual Time 5:39 AM CDT 8:31 PM CDT
Civil Twilight 5:07 AM CDT 9:03 PM CDT
Nautical Twilight 4:27 AM CDT 9:43 PM CDT
Astronomical Twilight 3:41 AM CDT 10:29 PM CDT
Moon 12:35 AM CDT (6/30) 1:48 PM CDT (6/30)
Length of Visible Light 15h 55m
Length of Day
14h 51m
Last Quarter, 45% of the Moon is Illuminated
Jun 30
Last Quarter
Jul 8
New
Jul 15
First Quarter
Jul 22
Full
Jul 29
Last Quarter

Hourly Weather History & Observations

Time (CDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 66.0 °F 63.0 °F 90% 29.74 in 10.0 mi North 9.2 mph - N/A   Overcast
1:03 AM 66.2 °F 62.6 °F 88% 29.75 in 10.0 mi North 11.5 mph - N/A   Overcast
1:26 AM 66.2 °F 62.6 °F 88% 29.75 in 10.0 mi North 8.1 mph - N/A   Overcast
1:54 AM 66.0 °F 63.0 °F 90% 29.75 in 10.0 mi North 9.2 mph - N/A   Overcast
2:54 AM 66.0 °F 63.0 °F 90% 29.75 in 10.0 mi NNW 9.2 mph - N/A   Overcast
3:54 AM 66.0 °F 62.1 °F 87% 29.77 in 10.0 mi North 8.1 mph - N/A   Mostly Cloudy
4:54 AM 64.9 °F 62.1 °F 90% 29.78 in 10.0 mi NNW 6.9 mph - N/A   Mostly Cloudy
5:15 AM 64.4 °F 62.6 °F 94% 29.79 in 10.0 mi NNW 9.2 mph - N/A   Mostly Cloudy
5:54 AM 64.0 °F 61.0 °F 90% 29.79 in 10.0 mi NNW 9.2 mph - N/A   Scattered Clouds
6:54 AM 66.0 °F 61.0 °F 84% 29.81 in 10.0 mi North 12.7 mph - N/A   Mostly Cloudy
7:54 AM 66.9 °F 61.0 °F 81% 29.82 in 10.0 mi North 17.3 mph 20.7 mph 0.01 in   Clear
8:54 AM 69.1 °F 62.1 °F 78% 29.84 in 10.0 mi North 16.1 mph 24.2 mph N/A   Partly Cloudy
9:12 AM 69.8 °F 62.6 °F 78% 29.84 in 10.0 mi NNW 8.1 mph - N/A   Mostly Cloudy
9:26 AM 69.8 °F 62.6 °F 78% 29.84 in 10.0 mi North 9.2 mph - N/A   Scattered Clouds
9:54 AM 72.0 °F 62.1 °F 71% 29.84 in 10.0 mi North 13.8 mph - N/A   Partly Cloudy
10:32 AM 73.4 °F 62.6 °F 69% 29.85 in 10.0 mi North 13.8 mph 19.6 mph N/A   Mostly Cloudy
10:54 AM 73.9 °F 63.0 °F 68% 29.84 in 10.0 mi North 13.8 mph - N/A   Mostly Cloudy
11:42 AM 71.6 °F 62.6 °F 73% 29.86 in 9.0 mi North 13.8 mph - N/A   Overcast
11:54 AM 72.0 °F 62.1 °F 71% 29.85 in 9.0 mi North 12.7 mph - N/A   Overcast
12:54 PM 73.9 °F 62.1 °F 66% 29.86 in 8.0 mi North 10.4 mph - N/A   Mostly Cloudy
1:54 PM 75.0 °F 63.0 °F 66% 29.84 in 9.0 mi NNE 13.8 mph 19.6 mph N/A   Overcast
2:54 PM 75.9 °F 61.0 °F 60% 29.84 in 10.0 mi NNE 17.3 mph - N/A   Overcast
3:54 PM 73.0 °F 62.1 °F 68% 29.85 in 4.0 mi NE 25.3 mph 28.8 mph 0.01 in Rain Light Rain
3:58 PM 69.8 °F 62.6 °F 78% 29.87 in 1.8 mi NE 15.0 mph 28.8 mph 0.06 in Rain Heavy Rain
4:09 PM 69.8 °F 64.4 °F 83% 29.86 in 3.0 mi North 4.6 mph - 0.08 in Rain Light Rain
4:54 PM 68.0 °F 63.0 °F 84% 29.86 in 4.0 mi NNE 16.1 mph - 0.10 in Rain Light Rain
5:54 PM 68.0 °F 62.1 °F 81% 29.87 in 10.0 mi North 9.2 mph - 0.02 in   Overcast
6:54 PM 68.0 °F 62.1 °F 81% 29.88 in 10.0 mi NNW 8.1 mph - N/A   Overcast
7:54 PM 69.1 °F 63.0 °F 81% 29.88 in 10.0 mi NNW 4.6 mph - N/A   Clear
8:54 PM 69.1 °F 63.0 °F 81% 29.88 in 10.0 mi NNW 6.9 mph - N/A   Clear
9:54 PM 69.1 °F 63.0 °F 81% 29.91 in 10.0 mi North 8.1 mph - N/A   Clear
10:54 PM 68.0 °F 62.1 °F 81% 29.91 in 10.0 mi North 10.4 mph - N/A   Partly Cloudy
11:54 PM 68.0 °F 62.1 °F 81% 29.91 in 10.0 mi North 11.5 mph - N/A   Partly Cloudy