St. Louis, MO

10:35 PM CDT on April 21, 2018 (GMT -0500)
Lambert-Saint Louis International

Weather History for KSTL - September, 2013

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Wednesday, September 4, 2013

  Actual Average Record
Temperature  
Mean Temperature 75 °F 75 °F  
Max Temperature 88 °F 85 °F 104 °F (1954)
Min Temperature 62 °F 66 °F 42 °F (1974)
Degree Days  
Heating Degree Days 0 0  
Month to date heating degree days 0 0  
Since 1 July heating degree days 0 1  
Cooling Degree Days 10 10  
Month to date cooling degree days 47 43  
Year to date cooling degree days 1433 1442  
Growing Degree Days 25 (Base 50)    
Moisture  
Dew Point 57 °F    
Average Humidity 58    
Maximum Humidity 84    
Minimum Humidity 31    
Precipitation  
Precipitation 0.00 in 0.10 in 3.20 in (1885)
Month to date precipitation 1.81 0.41  
Year to date precipitation 36.42 28.16  
Snow  
Snow 0.00 in 0.00 in 0.00 in (2015)
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 0.0 0.0  
Since 1 September snowfall 0.0 0.0  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.10 in    
Wind  
Wind Speed 2 mph (East)    
Max Wind Speed 9 mph    
Max Gust Speed 13 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

Daily Weather History Graph

Daily Weather History Graph

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Astronomy

Sep. 04, 2013 Rise Set
Actual Time 6:33 AM CDT 7:26 PM CDT
Civil Twilight 6:06 AM CDT 7:53 PM CDT
Nautical Twilight 5:34 AM CDT 8:25 PM CDT
Astronomical Twilight 5:00 AM CDT 8:58 PM CDT
Moon 5:45 AM CDT (9/4) 6:46 PM CDT (9/4)
Length of Visible Light 13h 47m
Length of Day
12h 53m
Waning Crescent, 1% of the Moon is Illuminated
Sep 4
Waning Crescent
Sep 5
New
Sep 12
First Quarter
Sep 19
Full
Sep 26
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 68.0 °F - 57.9 °F 70% 30.07 in 10.0 mi ESE 5.8 mph - N/A   Partly Cloudy
1:51 AM 66.0 °F - 57.9 °F 75% 30.07 in 10.0 mi ESE 4.6 mph - N/A   Clear
2:51 AM 66.0 °F - 57.0 °F 73% 30.07 in 10.0 mi ESE 3.5 mph - N/A   Clear
3:51 AM 68.0 °F - 57.0 °F 68% 30.06 in 10.0 mi Variable 3.5 mph - N/A   Clear
4:51 AM 66.0 °F - 57.0 °F 73% 30.08 in 10.0 mi Calm Calm - N/A   Clear
5:51 AM 63.0 °F - 57.0 °F 81% 30.09 in 10.0 mi Calm Calm - N/A   Partly Cloudy
6:51 AM 63.0 °F - 57.0 °F 81% 30.11 in 10.0 mi ENE 3.5 mph - N/A   Partly Cloudy
7:51 AM 66.9 °F - 59.0 °F 76% 30.13 in 10.0 mi East 3.5 mph - N/A   Partly Cloudy
8:51 AM 72.0 °F - 60.1 °F 66% 30.14 in 10.0 mi ESE 3.5 mph - N/A   Partly Cloudy
9:51 AM 77.0 °F - 59.0 °F 54% 30.15 in 10.0 mi Calm Calm - N/A   Partly Cloudy
10:51 AM 79.0 °F - 59.0 °F 50% 30.15 in 10.0 mi Calm Calm - N/A   Partly Cloudy
11:51 AM 82.0 °F 82.0 °F 57.9 °F 44% 30.15 in 10.0 mi Calm Calm - N/A   Partly Cloudy
12:51 PM 82.0 °F 81.7 °F 57.0 °F 42% 30.13 in 10.0 mi Calm Calm - N/A   Partly Cloudy
1:51 PM 84.0 °F 82.6 °F 54.0 °F 35% 30.12 in 10.0 mi Variable 3.5 mph - N/A   Partly Cloudy
2:51 PM 87.1 °F 84.9 °F 53.1 °F 31% 30.11 in 10.0 mi Calm Calm - N/A   Partly Cloudy
3:51 PM 87.1 °F 85.3 °F 55.0 °F 33% 30.09 in 10.0 mi NNW 8.1 mph - N/A   Scattered Clouds
4:51 PM 86.0 °F 84.2 °F 54.0 °F 33% 30.08 in 10.0 mi Calm Calm - N/A   Scattered Clouds
5:51 PM 84.9 °F 83.6 °F 55.0 °F 36% 30.09 in 10.0 mi NNW 5.8 mph - N/A   Mostly Cloudy
6:51 PM 82.0 °F 81.2 °F 53.1 °F 37% 30.09 in 10.0 mi ENE 5.8 mph - N/A   Mostly Cloudy
7:51 PM 80.1 °F 80.2 °F 55.9 °F 43% 30.09 in 10.0 mi ENE 4.6 mph - N/A   Mostly Cloudy
8:51 PM 75.0 °F - 57.9 °F 55% 30.11 in 10.0 mi ESE 3.5 mph - N/A   Mostly Cloudy
9:51 PM 75.0 °F - 59.0 °F 57% 30.12 in 10.0 mi Calm Calm - N/A   Scattered Clouds
10:51 PM 73.0 °F - 59.0 °F 61% 30.12 in 10.0 mi Calm Calm - N/A   Partly Cloudy
11:51 PM 73.0 °F - 59.0 °F 61% 30.12 in 10.0 mi Calm Calm - N/A   Partly Cloudy