Weather History for St. Charles, MO

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Tuesday, July 30, 2013

  Actual Average (KSTL) Record (KSTL)
Temperature  
Mean Temperature 70 °F 80 °F  
Max Temperature 77 °F 89 °F 104 °F (1953)
Min Temperature 64 °F 71 °F 57 °F (1971)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0  
Since 1 June heating degree days 5  
Since 1 July heating degree days 0  
Cooling Degree Days 6 15  
Month to date cooling degree days 450  
Year to date cooling degree days 958  
Since 1 June cooling degree days 784  
Growing Degree Days 20 (Base 50)    
Moisture  
Dew Point 68 °F    
Average Humidity 91    
Maximum Humidity 100    
Minimum Humidity 68    
Precipitation  
Precipitation 1.59 in 0.13 in 2.33 in (1998)
Month to date precipitation 3.98  
Year to date precipitation 24.63  
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 0.0  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 30.05 in    
Wind  
Wind Speed 6 mph (ESE)    
Max Wind Speed 13 mph    
Max Gust Speed 17 mph    
Visibility 5 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Jul. 30, 2013 Rise Set
Actual Time 6:01 AM CDT 8:14 PM CDT
Civil Twilight 5:31 AM CDT 8:44 PM CDT
Nautical Twilight 4:54 AM CDT 9:20 PM CDT
Astronomical Twilight 4:14 AM CDT 10:00 PM CDT
Moon 12:18 AM CDT (7/30) 2:35 PM CDT (7/30)
Length of Visible Light 15h 13m
Length of Day
14h 13m
Last Quarter, 41% of the Moon is Illuminated
Jul 30
Last Quarter
Aug 6
New
Aug 14
First Quarter
Aug 20
Full
Aug 28
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 71.1 °F 64.0 °F 78% 30.10 in 10.0 mi SE 5.8 mph - N/A   Scattered Clouds
1:54 AM 71.1 °F 61.0 °F 70% 30.09 in 10.0 mi SE 5.8 mph - N/A   Scattered Clouds
2:54 AM 72.0 °F 61.0 °F 68% 30.09 in 10.0 mi ESE 6.9 mph - N/A   Mostly Cloudy
3:54 AM 69.1 °F 63.0 °F 81% 30.07 in 10.0 mi East 4.6 mph - 0.00 in   Overcast
4:18 AM 69.8 °F 64.4 °F 83% 30.10 in 1.5 mi Calm Calm - 0.09 in Rain Heavy Rain
4:31 AM 66.2 °F 64.4 °F 94% 30.09 in 3.0 mi NE 4.6 mph - 0.15 in Rain Rain
4:54 AM 66.9 °F 64.0 °F 90% 30.08 in 4.0 mi East 4.6 mph - 0.20 in Rain Rain
5:18 AM 66.2 °F 64.4 °F 94% 30.10 in 1.8 mi Calm Calm - 0.11 in Rain Heavy Rain
5:54 AM 64.9 °F 64.0 °F 97% 30.10 in 1.5 mi SE 5.8 mph - 0.67 in Rain Heavy Rain
6:08 AM 64.4 °F 64.4 °F 100% 30.11 in 1.0 mi SE 6.9 mph - 0.28 in Rain Heavy Rain
6:17 AM 64.4 °F 64.4 °F 100% 30.11 in 1.2 mi ESE 8.1 mph - 0.39 in Rain Heavy Rain
6:34 AM 64.4 °F 64.4 °F 100% 30.09 in 1.5 mi SE 11.5 mph - 0.63 in Rain Heavy Rain
6:45 AM 66.2 °F 64.4 °F 94% 30.10 in 3.0 mi ESE 9.2 mph - 0.68 in Rain Rain
6:54 AM 66.0 °F 64.9 °F 96% 30.09 in 5.0 mi SE 8.1 mph - 0.69 in Rain Light Rain
7:54 AM 66.0 °F 64.9 °F 96% 30.09 in 6.0 mi East 9.2 mph - 0.01 in   Overcast
8:54 AM 66.9 °F 64.9 °F 93% 30.09 in 8.0 mi ESE 8.1 mph - 0.00 in   Overcast
9:52 AM 69.8 °F 66.2 °F 88% 30.08 in 8.0 mi ESE 6.9 mph - N/A   Overcast
9:54 AM 69.1 °F 66.0 °F 90% 30.07 in 8.0 mi ESE 6.9 mph - N/A   Overcast
10:54 AM 71.1 °F 66.9 °F 87% 30.06 in 9.0 mi SE 11.5 mph - N/A   Overcast
11:22 AM 71.6 °F 66.2 °F 83% 30.07 in 9.0 mi SE 12.7 mph 17.3 mph N/A   Overcast
11:54 AM 73.0 °F 66.9 °F 81% 30.06 in 9.0 mi SE 8.1 mph - N/A   Overcast
12:54 PM 73.0 °F 68.0 °F 84% 30.05 in 7.0 mi SE 5.8 mph - N/A   Overcast
1:54 PM 73.9 °F 69.1 °F 85% 30.03 in 7.0 mi Calm Calm - 0.00 in   Overcast
2:54 PM 75.0 °F 69.1 °F 82% 30.01 in 7.0 mi South 9.2 mph - N/A   Overcast
3:54 PM 77.0 °F 70.0 °F 79% 30.00 in 7.0 mi SE 8.1 mph - N/A   Overcast
4:54 PM 75.9 °F 70.0 °F 82% 30.00 in 6.0 mi ESE 8.1 mph - N/A   Haze
5:54 PM 75.0 °F 70.0 °F 84% 29.99 in 6.0 mi East 9.2 mph - N/A   Haze
6:06 PM 73.4 °F 69.8 °F 88% 30.01 in 4.0 mi SE 5.8 mph - 0.00 in Rain Light Rain
6:19 PM 73.4 °F 71.6 °F 94% 30.01 in 2.0 mi SSE 4.6 mph - 0.00 in   Overcast
6:26 PM 73.4 °F 71.6 °F 94% 30.01 in 1.0 mi SE 4.6 mph - 0.00 in Rain Light Rain
6:35 PM 73.4 °F 71.6 °F 94% 30.01 in 0.8 mi ESE 4.6 mph - 0.01 in Rain Light Rain
6:54 PM 72.0 °F 71.1 °F 97% 29.99 in 1.8 mi East 5.8 mph - 0.02 in   Overcast
6:59 PM 71.6 °F 71.6 °F 100% 30.01 in 2.0 mi East 5.8 mph - N/A   Overcast
7:24 PM 71.6 °F 71.6 °F 100% 30.01 in 1.5 mi ESE 6.9 mph - 0.00 in Rain Light Rain
7:33 PM 71.6 °F 71.6 °F 100% 30.00 in 3.0 mi East 8.1 mph - 0.00 in   Overcast
7:40 PM 71.6 °F 71.6 °F 100% 30.01 in 2.5 mi ESE 5.8 mph - 0.00 in   Overcast
7:54 PM 72.0 °F 71.1 °F 97% 30.00 in 2.0 mi ESE 6.9 mph - 0.00 in   Overcast
8:01 PM 71.6 °F 71.6 °F 100% 30.01 in 2.0 mi East 6.9 mph - N/A   Overcast
8:11 PM 71.6 °F 69.8 °F 94% 30.01 in 3.0 mi East 6.9 mph - N/A   Overcast
8:19 PM 71.6 °F 69.8 °F 94% 30.01 in 3.0 mi East 6.9 mph - N/A   Overcast
8:35 PM 71.6 °F 69.8 °F 94% 30.01 in 4.0 mi East 5.8 mph - N/A   Overcast
8:54 PM 72.0 °F 70.0 °F 93% 30.00 in 3.0 mi East 5.8 mph - N/A   Overcast
9:54 PM 72.0 °F 70.0 °F 93% 30.01 in 5.0 mi East 8.1 mph - N/A   Overcast
10:54 PM 72.0 °F 70.0 °F 93% 30.02 in 5.0 mi ESE 5.8 mph - N/A   Overcast
11:54 PM 71.1 °F 70.0 °F 96% 30.03 in 4.0 mi ESE 3.5 mph - N/A   Overcast