Weather History for St. Charles, MO

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Thursday, June 19, 2014

  Actual Average (KSTL) Record (KSTL)
Temperature  
Mean Temperature 82 °F 77 °F  
Max Temperature 93 °F 86 °F 105 °F (1936)
Min Temperature 72 °F 68 °F 52 °F (1935)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 3  
Since 1 June heating degree days 3  
Since 1 July heating degree days 4533  
Cooling Degree Days 18 12  
Month to date cooling degree days 184  
Year to date cooling degree days 358  
Since 1 June cooling degree days 184  
Growing Degree Days 32 (Base 50)    
Moisture  
Dew Point 70 °F    
Average Humidity 65    
Maximum Humidity 91    
Minimum Humidity 45    
Precipitation  
Precipitation 0.00 in 0.13 in 2.45 in (1928)
Month to date precipitation 2.82  
Year to date precipitation 19.19  
Snow  
Snow 0.00 in 0.00 in 0.00 in (2012)
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 29.98 in    
Wind  
Wind Speed 5 mph (SW)    
Max Wind Speed 14 mph    
Max Gust Speed 22 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Jun. 19, 2014 Rise Set
Actual Time 5:36 AM CDT 8:30 PM CDT
Civil Twilight 5:04 AM CDT 9:02 PM CDT
Nautical Twilight 4:23 AM CDT 9:42 PM CDT
Astronomical Twilight 3:36 AM CDT 10:29 PM CDT
Moon 12:37 AM CDT (6/19) 1:03 PM CDT (6/19)
Length of Visible Light 15h 58m
Length of Day
14h 54m
Waning Gibbous, 51% of the Moon is Illuminated
Jun 19
Waning Gibbous
Jun 19
Last Quarter
Jun 27
New
Jul 5
First Quarter
Jul 12
Full

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 78.1 °F - 71.1 °F 79% 29.96 in 10.0 mi SSW 3.5 mph - N/A   Clear
2:54 AM 75.9 °F - 70.0 °F 82% 29.95 in 10.0 mi SSW 3.5 mph - N/A   Clear
3:54 AM 73.0 °F - 70.0 °F 90% 29.96 in 10.0 mi Calm Calm - N/A   Clear
5:54 AM 72.0 °F - 69.1 °F 91% 29.99 in 9.0 mi Calm Calm - N/A   Clear
6:54 AM 75.0 °F - 70.0 °F 84% 30.02 in 10.0 mi Calm Calm - N/A   Clear
7:54 AM 79.0 °F - 71.1 °F 77% 30.04 in 10.0 mi South 3.5 mph - N/A   Clear
8:54 AM 82.0 °F 85.9 °F 70.0 °F 67% 30.04 in 10.0 mi SSW 8.1 mph - N/A   Clear
10:54 AM 86.0 °F 90.1 °F 69.1 °F 57% 30.02 in 10.0 mi SSW 6.9 mph - N/A   Clear
11:54 AM 89.1 °F 95.0 °F 71.1 °F 55% 30.02 in 10.0 mi SSW 9.2 mph - N/A   Partly Cloudy
12:54 PM 90.0 °F 95.4 °F 70.0 °F 52% 29.99 in 10.0 mi SW 10.4 mph - N/A   Clear
1:54 PM 91.9 °F 96.9 °F 69.1 °F 47% 29.98 in 10.0 mi SSW 10.4 mph - N/A   Clear
2:54 PM 93.0 °F 97.9 °F 69.1 °F 45% 29.97 in 10.0 mi SW 13.8 mph - N/A   Partly Cloudy
3:54 PM 91.9 °F 96.9 °F 69.1 °F 47% 29.94 in 10.0 mi SW 12.7 mph - N/A   Clear
4:54 PM 91.9 °F 95.9 °F 68.0 °F 45% 29.93 in 10.0 mi SSW 13.8 mph 21.9 mph N/A   Clear
5:54 PM 91.0 °F 95.2 °F 68.0 °F 47% 29.93 in 10.0 mi SSW 10.4 mph - N/A   Partly Cloudy
6:54 PM 88.0 °F 92.1 °F 69.1 °F 53% 29.93 in 10.0 mi SW 9.2 mph - N/A   Clear
7:54 PM 86.0 °F 90.7 °F 70.0 °F 59% 29.96 in 10.0 mi SW 4.6 mph - N/A   Clear
8:54 PM 82.0 °F 86.3 °F 71.1 °F 69% 29.95 in 10.0 mi South 5.8 mph - N/A   Clear
9:54 PM 81.0 °F 85.2 °F 72.0 °F 74% 29.97 in 10.0 mi SW 4.6 mph - N/A   Scattered Clouds
10:54 PM 80.1 °F 82.7 °F 68.0 °F 67% 29.99 in 10.0 mi WNW 4.6 mph - N/A   Clear
11:54 PM 79.0 °F - 69.1 °F 72% 29.98 in 10.0 mi North - - N/A   Partly Cloudy