Weather History for St. Louis, MO

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Monday, August 4, 2014

  Actual Average Record
Temperature  
Mean Temperature 82 °F 80 °F  
Max Temperature 92 °F 89 °F 105 °F (1930)
Min Temperature 71 °F 71 °F 55 °F (1974)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 June heating degree days 0 5  
Since 1 July heating degree days 0 0  
Cooling Degree Days 17 15  
Month to date cooling degree days 52 60  
Year to date cooling degree days 1074 1035  
Since 1 June cooling degree days 812 861  
Growing Degree Days 31 (Base 50)    
Moisture  
Dew Point 61 °F    
Average Humidity 53    
Maximum Humidity 68    
Minimum Humidity 38    
Precipitation  
Precipitation 0.00 in 0.10 in 1.18 in (2004)
Month to date precipitation T 0.44  
Year to date precipitation 23.91 25.20  
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 30.05 in    
Wind  
Wind Speed 6 mph (South)    
Max Wind Speed 13 mph    
Max Gust Speed 18 mph    
Visibility 9 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Aug. 04, 2014 Rise Set
Actual Time 6:05 AM CDT 8:09 PM CDT
Civil Twilight 5:36 AM CDT 8:38 PM CDT
Nautical Twilight 5:00 AM CDT 9:14 PM CDT
Astronomical Twilight 4:21 AM CDT 9:52 PM CDT
Moon 2:21 PM CDT (8/4) 12:11 AM CDT (8/4)
Length of Visible Light 15h 02m
Length of Day
14h 03m
First Quarter, 57% of the Moon is Illuminated
Aug 4
First Quarter
Aug 10
Full
Aug 17
Last Quarter
Aug 25
New
Sep 2
First 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 77.0 °F - 60.8 °F 57% 30.11 in 10.0 mi South 5.8 mph - N/A   Mostly Cloudy
1:51 AM 77.0 °F - 60.8 °F 57% 30.11 in 10.0 mi South 4.6 mph - N/A   Mostly Cloudy
2:51 AM 75.0 °F - 61.0 °F 62% 30.06 in 10.0 mi South 4.6 mph - N/A   Partly Cloudy
3:51 AM 73.9 °F - 61.0 °F 64% 30.06 in 10.0 mi South 3.5 mph - N/A   Partly Cloudy
4:51 AM 73.4 °F - 60.8 °F 65% 30.10 in 9.0 mi SSE 5.8 mph - N/A   Clear
5:51 AM 72.0 °F - 61.0 °F 68% 30.07 in 8.0 mi Calm Calm - N/A   Partly Cloudy
6:51 AM 73.9 °F - 60.1 °F 62% 30.09 in 8.0 mi Calm Calm - N/A   Scattered Clouds
7:51 AM 75.2 °F - 60.8 °F 61% 30.13 in 8.0 mi Calm Calm - N/A   Scattered Clouds
8:51 AM 80.1 °F 81.2 °F 62.1 °F 54% 30.11 in 8.0 mi South 8.1 mph - N/A   Mostly Cloudy
9:51 AM 82.9 °F 83.7 °F 62.1 °F 49% 30.09 in 9.0 mi SSW 10.4 mph - N/A   Mostly Cloudy
10:51 AM 82.9 °F 83.7 °F 62.1 °F 49% 30.10 in 9.0 mi West 6.9 mph - N/A   Mostly Cloudy
11:51 AM 86.0 °F 86.3 °F 62.1 °F 44% 30.09 in 9.0 mi SSW 5.8 mph - N/A   Mostly Cloudy
12:51 PM 88.0 °F 87.9 °F 61.0 °F 40% 30.07 in 9.0 mi West 4.6 mph - N/A   Mostly Cloudy
1:51 PM 87.1 °F 87.5 °F 62.1 °F 43% 30.04 in 9.0 mi Calm Calm - N/A   Mostly Cloudy
2:51 PM 91.9 °F 92.9 °F 63.0 °F 38% 30.01 in 9.0 mi Variable 3.5 mph - N/A   Scattered Clouds
3:51 PM 91.0 °F 91.5 °F 62.1 °F 38% 30.00 in 10.0 mi Variable 3.5 mph - N/A   Mostly Cloudy
4:51 PM 89.1 °F 89.3 °F 62.1 °F 40% 30.00 in 9.0 mi ESE 6.9 mph - N/A   Mostly Cloudy
5:51 PM 88.0 °F 87.6 °F 60.1 °F 39% 29.99 in 9.0 mi SE 8.1 mph - N/A   Mostly Cloudy
6:51 PM 88.0 °F 87.6 °F 60.1 °F 39% 29.98 in 9.0 mi South 9.2 mph - N/A   Mostly Cloudy
7:51 PM 86.0 °F 85.7 °F 60.1 °F 41% 29.98 in 9.0 mi South 6.9 mph - N/A   Mostly Cloudy
9:51 PM 82.9 °F 82.6 °F 57.9 °F 42% 30.01 in 9.0 mi South 8.1 mph - N/A   Mostly Cloudy
10:51 PM 82.0 °F 81.7 °F 57.0 °F 42% 29.99 in 10.0 mi SSE 11.5 mph - N/A   Mostly Cloudy
11:51 PM 81.0 °F 81.3 °F 59.0 °F 47% 29.99 in 10.0 mi South 10.4 mph - N/A   Mostly Cloudy