Weather History for St. Louis, MO

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Thursday, August 1, 2013

  Actual Average Record
Temperature  
Mean Temperature 78 °F 80 °F  
Max Temperature 88 °F 89 °F 104 °F (1980)
Min Temperature 67 °F 71 °F 57 °F (1962)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 June heating degree days 1 5  
Since 1 July heating degree days 0 0  
Cooling Degree Days 13 15  
Month to date cooling degree days 13 15  
Year to date cooling degree days 967 990  
Since 1 June cooling degree days 756 816  
Growing Degree Days 27 (Base 50)    
Moisture  
Dew Point 61 °F    
Average Humidity 63    
Maximum Humidity 93    
Minimum Humidity 32    
Precipitation  
Precipitation 0.00 in 0.12 in 0.92 in (1954)
Month to date precipitation 0.00 0.12  
Year to date precipitation 33.42 24.88  
Snow  
Snow 0.00 in 0.00 in 0.00 in (2013)
Month to date snowfall 0.0 0.0  
Since 1 June snowfall 0.0 0.0  
Since 1 July snowfall 0.0 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.02 in    
Wind  
Wind Speed 5 mph (NW)    
Max Wind Speed 12 mph    
Max Gust Speed 15 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Aug. 01, 2013 Rise Set
Actual Time 6:03 AM CDT 8:12 PM CDT
Civil Twilight 5:33 AM CDT 8:41 PM CDT
Nautical Twilight 4:57 AM CDT 9:17 PM CDT
Astronomical Twilight 4:17 AM CDT 9:56 PM CDT
Moon 1:39 AM CDT (8/1) 4:20 PM CDT (8/1)
Length of Visible Light 15h 08m
Length of Day
14h 08m
Waning Crescent, 23% of the Moon is Illuminated
Aug 1
Waning Crescent
Aug 6
New
Aug 14
First Quarter
Aug 20
Full
Aug 28
Last Quarter

Hourly Weather History & Observations

Time (CDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 69.1 °F - 64.9 °F 87% 30.03 in 9.0 mi NW 4.6 mph - N/A   Clear
1:51 AM 68.0 °F - 64.9 °F 90% 30.02 in 9.0 mi Calm Calm - N/A   Clear
2:51 AM 68.0 °F - 64.9 °F 90% 30.03 in 10.0 mi West 4.6 mph - N/A   Clear
3:51 AM 66.9 °F - 64.0 °F 90% 30.02 in 10.0 mi West 4.6 mph - N/A   Clear
4:51 AM 66.9 °F - 63.0 °F 87% 30.03 in 10.0 mi WNW 4.6 mph - N/A   Clear
5:51 AM 66.9 °F - 63.0 °F 87% 30.04 in 9.0 mi WNW 6.9 mph - N/A   Clear
6:51 AM 68.0 °F - 64.0 °F 87% 30.04 in 9.0 mi WNW 6.9 mph - N/A   Partly Cloudy
7:51 AM 72.0 °F - 64.9 °F 78% 30.06 in 10.0 mi WNW 5.8 mph - N/A   Partly Cloudy
8:51 AM 75.9 °F - 64.9 °F 69% 30.06 in 10.0 mi WNW 5.8 mph - N/A   Scattered Clouds
9:51 AM 79.0 °F - 66.0 °F 64% 30.06 in 10.0 mi WNW 8.1 mph - N/A   Scattered Clouds
10:51 AM 81.0 °F 83.0 °F 66.0 °F 60% 30.07 in 10.0 mi NNW 5.8 mph - N/A   Scattered Clouds
11:51 AM 82.0 °F 83.8 °F 64.9 °F 56% 30.07 in 10.0 mi NNW 6.9 mph - N/A   Scattered Clouds
12:51 PM 84.0 °F 84.5 °F 62.1 °F 47% 30.06 in 10.0 mi NW 9.2 mph - N/A   Scattered Clouds
1:51 PM 86.0 °F 85.7 °F 60.1 °F 41% 30.04 in 10.0 mi North 6.9 mph - N/A   Scattered Clouds
2:51 PM 87.1 °F 85.7 °F 55.9 °F 35% 30.03 in 10.0 mi North 8.1 mph - N/A   Scattered Clouds
3:51 PM 87.1 °F 85.3 °F 55.0 °F 33% 30.02 in 10.0 mi Variable 4.6 mph - N/A   Mostly Cloudy
4:51 PM 86.0 °F 84.5 °F 55.0 °F 35% 30.00 in 10.0 mi North 3.5 mph - N/A   Mostly Cloudy
5:51 PM 86.0 °F 84.2 °F 54.0 °F 33% 29.99 in 10.0 mi North 4.6 mph - N/A   Scattered Clouds
6:51 PM 84.0 °F 83.3 °F 57.0 °F 40% 29.99 in 10.0 mi North 4.6 mph - N/A   Scattered Clouds
7:51 PM 81.0 °F 81.0 °F 57.0 °F 44% 29.97 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
8:51 PM 80.1 °F 80.4 °F 57.0 °F 45% 29.98 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:51 PM 77.0 °F - 60.1 °F 56% 29.98 in 10.0 mi Calm Calm - N/A   Scattered Clouds
10:51 PM 75.9 °F - 59.0 °F 56% 29.98 in 10.0 mi South 4.6 mph - N/A   Scattered Clouds
11:51 PM 77.0 °F - 57.9 °F 52% 29.98 in 10.0 mi Variable 3.5 mph - N/A   Scattered Clouds