Weather History for St. Louis, MO

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Saturday, August 3, 2013

  Actual Average Record
Temperature  
Mean Temperature 78 °F 80 °F  
Max Temperature 85 °F 89 °F 104 °F (1964)
Min Temperature 70 °F 71 °F 53 °F (1927)
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 39 45  
Year to date cooling degree days 993 1020  
Since 1 June cooling degree days 782 846  
Growing Degree Days 28 (Base 50)    
Moisture  
Dew Point 68 °F    
Average Humidity 74    
Maximum Humidity 93    
Minimum Humidity 55    
Precipitation  
Precipitation 0.00 in 0.11 in 1.45 in (1946)
Month to date precipitation 0.42 0.34  
Year to date precipitation 33.84 25.10  
Snow  
Snow 0.00 in 0.00 in 0.00 in (2012)
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 30.00 in    
Wind  
Wind Speed 5 mph (North)    
Max Wind Speed 15 mph    
Max Gust Speed 18 mph    
Visibility 6 miles    
Events Fog    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Aug. 03, 2013 Rise Set
Actual Time 6:04 AM CDT 8:09 PM CDT
Civil Twilight 5:35 AM CDT 8:39 PM CDT
Nautical Twilight 4:59 AM CDT 9:15 PM CDT
Astronomical Twilight 4:20 AM CDT 9:53 PM CDT
Moon 3:14 AM CDT (8/3) 5:52 PM CDT (8/3)
Length of Visible Light 15h 03m
Length of Day
14h 05m
Waning Crescent, 9% of the Moon is Illuminated
Aug 3
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 73.9 °F - 70.0 °F 87% 29.93 in 7.0 mi Calm Calm - N/A   Mostly Cloudy
1:51 AM 73.9 °F - 70.0 °F 87% 29.93 in 7.0 mi Calm Calm - N/A   Overcast
2:39 AM 73.4 °F - 71.6 °F 94% 29.95 in 5.0 mi Calm Calm - N/A   Mostly Cloudy
2:51 AM 73.9 °F - 71.1 °F 91% 29.91 in 5.0 mi Calm Calm - N/A   Overcast
3:44 AM 73.4 °F - 71.6 °F 94% 29.95 in 4.0 mi Calm Calm - N/A   Overcast
3:51 AM 73.9 °F - 71.1 °F 91% 29.92 in 5.0 mi Calm Calm - N/A   Overcast
4:01 AM 73.4 °F - 71.6 °F 94% 29.95 in 4.0 mi Calm Calm - N/A   Overcast
4:29 AM 73.4 °F - 71.6 °F 94% 29.96 in 3.0 mi North 4.6 mph - N/A   Overcast
4:51 AM 73.0 °F - 70.0 °F 90% 29.93 in 3.0 mi North 6.9 mph - N/A   Overcast
4:56 AM 73.4 °F - 69.8 °F 88% 29.96 in 2.5 mi North 8.1 mph - N/A   Overcast
4:58 AM 73.4 °F - 69.8 °F 88% 29.96 in 0.5 mi North 6.9 mph - N/A Fog Fog
5:23 AM 71.6 °F - 69.8 °F 94% 29.97 in 0.8 mi North 6.9 mph - N/A   Mostly Cloudy
5:51 AM 72.0 °F - 69.1 °F 91% 29.96 in 2.0 mi North 4.6 mph - N/A   Overcast
6:11 AM 73.4 °F - 69.8 °F 88% 29.98 in 3.0 mi North 3.5 mph - N/A   Overcast
6:49 AM 71.6 °F - 68.0 °F 88% 29.98 in 4.0 mi North 4.6 mph - N/A   Overcast
6:51 AM 72.0 °F - 69.1 °F 91% 29.96 in 4.0 mi North 5.8 mph - N/A   Overcast
6:53 AM 71.6 °F - 69.8 °F 94% 29.99 in 4.0 mi NNE 4.6 mph - N/A   Overcast
7:18 AM 71.6 °F - 68.0 °F 88% 30.00 in 4.0 mi NNE 4.6 mph - N/A   Overcast
7:27 AM 71.6 °F - 68.0 °F 88% 30.00 in 5.0 mi North 5.8 mph - N/A   Overcast
7:51 AM 73.0 °F - 69.1 °F 87% 29.99 in 5.0 mi North 8.1 mph - N/A   Overcast
8:29 AM 73.4 °F - 69.8 °F 88% 30.03 in 5.0 mi Calm Calm - N/A   Overcast
8:45 AM 73.4 °F - 69.8 °F 88% 30.04 in 5.0 mi Calm Calm - N/A   Haze
8:51 AM 73.9 °F - 69.1 °F 85% 30.02 in 5.0 mi Calm Calm - N/A   Haze
9:30 AM 73.4 °F - 66.2 °F 78% 30.06 in 7.0 mi NNE 5.8 mph - N/A   Overcast
9:51 AM 73.9 °F - 66.9 °F 79% 30.03 in 7.0 mi NE 5.8 mph - N/A   Overcast
10:51 AM 75.9 °F - 68.0 °F 76% 30.05 in 8.0 mi Calm Calm - N/A   Overcast
11:15 AM 78.8 °F - 69.8 °F 74% 30.07 in 9.0 mi WNW 3.5 mph - N/A   Overcast
11:51 AM 79.0 °F - 68.0 °F 69% 30.04 in 9.0 mi NW 4.6 mph - N/A   Mostly Cloudy
12:10 PM 80.6 °F 83.9 °F 69.8 °F 70% 30.07 in 10.0 mi WNW 6.9 mph - N/A   Mostly Cloudy
12:51 PM 80.1 °F 82.9 °F 69.1 °F 69% 30.03 in 10.0 mi NNE 5.8 mph - N/A   Mostly Cloudy
1:51 PM 82.9 °F 86.5 °F 69.1 °F 63% 30.03 in 10.0 mi NNE 10.4 mph - N/A   Mostly Cloudy
2:51 PM 84.0 °F 87.0 °F 68.0 °F 58% 30.03 in 10.0 mi North 6.9 mph - N/A   Mostly Cloudy
3:51 PM 84.9 °F 87.6 °F 66.9 °F 55% 30.02 in 10.0 mi North 9.2 mph - N/A   Mostly Cloudy
4:51 PM 84.0 °F 86.5 °F 66.9 °F 56% 30.02 in 10.0 mi North 11.5 mph - N/A   Mostly Cloudy
5:51 PM 82.9 °F 84.4 °F 64.0 °F 53% 30.03 in 10.0 mi North 15.0 mph - N/A   Scattered Clouds
6:51 PM 81.0 °F 82.5 °F 64.0 °F 56% 30.03 in 10.0 mi North 9.2 mph - N/A   Scattered Clouds
8:51 PM 78.1 °F - 62.1 °F 58% 30.05 in 10.0 mi NNE 6.9 mph - N/A   Partly Cloudy
9:51 PM 75.9 °F - 61.0 °F 60% 30.08 in 10.0 mi NNE 5.8 mph - N/A   Clear
10:51 PM 73.0 °F - 60.1 °F 64% 30.09 in 10.0 mi Calm Calm - N/A   Clear
11:51 PM 72.0 °F - 61.0 °F 68% 30.10 in 10.0 mi North 3.5 mph - N/A   Partly Cloudy