Weather History for St. Louis, MO

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Sunday, July 28, 2013

  Actual Average Record
Temperature  
Mean Temperature 70 °F 80 °F  
Max Temperature 83 °F 89 °F 108 °F (1930)
Min Temperature 56 °F 71 °F 56 °F (2013)
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 5 15  
Month to date cooling degree days 382 420  
Year to date cooling degree days 930 928  
Since 1 June cooling degree days 719 754  
Growing Degree Days 18 (Base 50)    
Moisture  
Dew Point 50 °F    
Average Humidity 53    
Maximum Humidity 80    
Minimum Humidity 26    
Precipitation  
Precipitation 0.00 in 0.13 in 2.18 in (1957)
Month to date precipitation 1.82 3.73  
Year to date precipitation 31.89 24.38  
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 30.01 in    
Wind  
Wind Speed 5 mph (West)    
Max Wind Speed 17 mph    
Max Gust Speed 20 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Jul. 28, 2013 Rise Set
Actual Time 5:59 AM CDT 8:15 PM CDT
Civil Twilight 5:29 AM CDT 8:45 PM CDT
Nautical Twilight 4:52 AM CDT 9:22 PM CDT
Astronomical Twilight 4:12 AM CDT 10:02 PM CDT
Moon 11:42 PM CDT (7/28) 12:37 PM CDT (7/28)
Length of Visible Light 15h 16m
Length of Day
14h 16m
Waning Gibbous, 60% of the Moon is Illuminated
Jul 28
Waning Gibbous
Jul 29
Last Quarter
Aug 6
New
Aug 14
First Quarter
Aug 20
Full

Hourly Weather History & Observations

Time (CDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 64.0 °F 48.9 °F 58% 29.99 in 10.0 mi NNE 4.6 mph - N/A   Partly Cloudy
1:51 AM 61.0 °F 48.9 °F 64% 29.99 in 10.0 mi Calm Calm - N/A   Partly Cloudy
2:51 AM 59.0 °F 51.1 °F 75% 30.01 in 10.0 mi Calm Calm - N/A   Clear
3:51 AM 57.9 °F 51.1 °F 78% 30.01 in 10.0 mi SSW 5.8 mph - N/A   Clear
4:51 AM 57.9 °F 50.0 °F 75% 30.01 in 10.0 mi Calm Calm - N/A   Clear
5:51 AM 57.0 °F 51.1 °F 81% 30.01 in 10.0 mi Calm Calm - N/A   Partly Cloudy
6:51 AM 59.0 °F 52.0 °F 78% 30.03 in 10.0 mi SW 3.5 mph - N/A   Partly Cloudy
7:51 AM 64.9 °F 52.0 °F 63% 30.04 in 10.0 mi SW 3.5 mph - N/A   Scattered Clouds
8:51 AM 70.0 °F 52.0 °F 53% 30.04 in 10.0 mi WSW 10.4 mph - N/A   Scattered Clouds
9:51 AM 72.0 °F 50.0 °F 46% 30.03 in 10.0 mi WSW 8.1 mph - N/A   Partly Cloudy
10:51 AM 75.0 °F 48.9 °F 40% 30.03 in 10.0 mi West 9.2 mph - N/A   Scattered Clouds
11:51 AM 77.0 °F 48.0 °F 36% 30.02 in 10.0 mi West 9.2 mph - N/A   Scattered Clouds
12:51 PM 80.1 °F 50.0 °F 35% 30.01 in 10.0 mi WNW 4.6 mph - N/A   Scattered Clouds
1:51 PM 80.1 °F 50.0 °F 35% 30.00 in 10.0 mi West 6.9 mph - N/A   Scattered Clouds
2:51 PM 82.0 °F 45.0 °F 27% 29.99 in 10.0 mi WNW 5.8 mph 18.4 mph N/A   Scattered Clouds
3:51 PM 82.0 °F 45.0 °F 27% 29.99 in 10.0 mi West 9.2 mph - N/A   Scattered Clouds
4:51 PM 81.0 °F 48.9 °F 33% 29.99 in 10.0 mi West 13.8 mph 17.3 mph N/A   Mostly Cloudy
5:51 PM 80.1 °F 48.0 °F 32% 29.99 in 10.0 mi Variable 4.6 mph - N/A   Mostly Cloudy
6:51 PM 79.0 °F 46.9 °F 32% 30.01 in 10.0 mi WNW 5.8 mph - N/A   Mostly Cloudy
7:51 PM 75.0 °F 48.9 °F 40% 30.01 in 10.0 mi WNW 4.6 mph - N/A   Mostly Cloudy
8:51 PM 73.9 °F 48.9 °F 41% 30.01 in 10.0 mi NW 3.5 mph - N/A   Mostly Cloudy
9:51 PM 73.0 °F 52.0 °F 48% 30.03 in 10.0 mi NE 3.5 mph - N/A   Mostly Cloudy
10:51 PM 70.0 °F 52.0 °F 53% 30.04 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
11:51 PM 69.1 °F 52.0 °F 54% 30.04 in 10.0 mi Calm Calm - N/A   Mostly Cloudy