Weather History for St. Louis, MO

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Monday, July 22, 2013

  Actual Average Record
Temperature  
Mean Temperature 83 °F 80 °F  
Max Temperature 93 °F 89 °F 107 °F (1901)
Min Temperature 72 °F 71 °F 55 °F (1970)
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 18 15  
Month to date cooling degree days 329 330  
Year to date cooling degree days 877 838  
Since 1 June cooling degree days 666 664  
Growing Degree Days 32 (Base 50)    
Moisture  
Dew Point 70 °F    
Average Humidity 66    
Maximum Humidity 87    
Minimum Humidity 44    
Precipitation  
Precipitation T in 0.12 in 2.70 in (1874)
Month to date precipitation 1.77 2.95  
Year to date precipitation 31.84 23.60  
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 29.82 in    
Wind  
Wind Speed 4 mph (West)    
Max Wind Speed 16 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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Date:

Astronomy

Jul. 22, 2013 Rise Set
Actual Time 5:54 AM CDT 8:20 PM CDT
Civil Twilight 5:24 AM CDT 8:51 PM CDT
Nautical Twilight 4:46 AM CDT 9:28 PM CDT
Astronomical Twilight 4:04 AM CDT 10:10 PM CDT
Moon 8:08 PM CDT 5:50 AM CDT
Length of Visible Light 15h 27m
Length of Day
14h 26m
Full, 100% of the Moon is Illuminated
Jul 22
Full
Jul 22
Full
Jul 29
Last Quarter
Aug 6
New
Aug 14
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
12:49 AM 75.2 °F - 69.8 °F 83% 29.86 in 10.0 mi NNW 5.8 mph - N/A   Overcast
12:51 AM 75.9 °F - 70.0 °F 82% 29.83 in 10.0 mi NNW 5.8 mph - N/A   Overcast
1:08 AM 75.2 °F - 69.8 °F 83% 29.86 in 10.0 mi NNW 3.5 mph - N/A   Mostly Cloudy
1:41 AM 75.2 °F - 69.8 °F 83% 29.86 in 10.0 mi NNW 3.5 mph - N/A   Overcast
1:51 AM 75.0 °F - 70.0 °F 84% 29.82 in 10.0 mi North 4.6 mph - N/A   Overcast
2:15 AM 75.2 °F - 71.6 °F 89% 29.85 in 10.0 mi Calm Calm - 0.00 in   Mostly Cloudy
2:51 AM 73.9 °F - 70.0 °F 87% 29.81 in 10.0 mi Calm Calm - 0.00 in   Mostly Cloudy
3:51 AM 73.0 °F - 70.0 °F 90% 29.80 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
4:51 AM 73.9 °F - 69.1 °F 85% 29.81 in 10.0 mi SSW 3.5 mph - N/A   Scattered Clouds
5:42 AM 73.4 °F - 69.8 °F 88% 29.84 in 10.0 mi SSW 3.5 mph - N/A   Scattered Clouds
5:51 AM 73.0 °F - 69.1 °F 87% 29.81 in 9.0 mi Calm Calm - N/A   Scattered Clouds
6:51 AM 73.9 °F - 70.0 °F 87% 29.83 in 9.0 mi Calm Calm - N/A   Mostly Cloudy
7:51 AM 75.0 °F - 71.1 °F 87% 29.85 in 6.0 mi Calm Calm - N/A   Mostly Cloudy
8:51 AM 75.9 °F - 71.1 °F 85% 29.84 in 7.0 mi SW 4.6 mph - N/A   Mostly Cloudy
9:51 AM 79.0 °F - 70.0 °F 74% 29.85 in 8.0 mi West 3.5 mph - N/A   Mostly Cloudy
10:51 AM 81.0 °F 84.4 °F 70.0 °F 69% 29.85 in 10.0 mi WNW 4.6 mph - N/A   Partly Cloudy
11:51 AM 84.9 °F 88.8 °F 69.1 °F 59% 29.84 in 10.0 mi Calm Calm - N/A   Scattered Clouds
12:51 PM 87.1 °F 89.9 °F 66.9 °F 51% 29.83 in 10.0 mi Calm Calm - N/A   Scattered Clouds
1:51 PM 90.0 °F 93.6 °F 68.0 °F 48% 29.82 in 10.0 mi SW 6.9 mph - N/A   Scattered Clouds
2:51 PM 93.0 °F 97.4 °F 68.0 °F 44% 29.81 in 10.0 mi West 9.2 mph 17.3 mph N/A   Scattered Clouds
3:51 PM 91.9 °F 95.4 °F 66.9 °F 44% 29.80 in 10.0 mi WSW 11.5 mph 16.1 mph N/A   Scattered Clouds
4:51 PM 93.0 °F 97.9 °F 69.1 °F 45% 29.78 in 10.0 mi West 13.8 mph 20.7 mph N/A   Scattered Clouds
5:51 PM 91.9 °F 95.9 °F 68.0 °F 45% 29.77 in 10.0 mi West 9.2 mph - N/A   Mostly Cloudy
6:51 PM 91.0 °F 96.6 °F 70.0 °F 50% 29.75 in 10.0 mi NW 4.6 mph - N/A   Scattered Clouds
7:51 PM 89.1 °F 94.1 °F 70.0 °F 53% 29.76 in 10.0 mi SW 8.1 mph - N/A   Scattered Clouds
8:51 PM 88.0 °F 92.9 °F 70.0 °F 55% 29.77 in 10.0 mi Calm Calm - N/A   Scattered Clouds
9:51 PM 82.9 °F 87.5 °F 71.1 °F 67% 29.80 in 10.0 mi East 3.5 mph - N/A   Scattered Clouds
10:51 PM 84.0 °F 89.0 °F 71.1 °F 65% 29.80 in 10.0 mi ESE 3.5 mph - N/A   Mostly Cloudy
11:51 PM 84.9 °F 90.7 °F 72.0 °F 65% 29.80 in 10.0 mi Calm Calm - N/A   Mostly Cloudy