St. Louis, MO

8:23 PM CDT on August 22, 2017 (GMT -0500)
Lambert-Saint Louis International

Weather History for KSTL - September, 2013

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Friday, September 27, 2013

  Actual Average Record
Temperature  
Mean Temperature 74 °F 66 °F  
Max Temperature 85 °F 75 °F 91 °F (1891)
Min Temperature 62 °F 56 °F 36 °F (1940)
Degree Days  
Heating Degree Days 0 3  
Month to date heating degree days 3 28  
Since 1 July heating degree days 3 29  
Cooling Degree Days 9 4  
Month to date cooling degree days 264 194  
Year to date cooling degree days 1650 1593  
Growing Degree Days 23 (Base 50)    
Moisture  
Dew Point 56 °F    
Average Humidity 59    
Maximum Humidity 84    
Minimum Humidity 34    
Precipitation  
Precipitation 0.00 in 0.11 in 1.28 in (1945)
Month to date precipitation 2.73 2.82  
Year to date precipitation 37.34 30.57  
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 30.03 in    
Wind  
Wind Speed 9 mph (SE)    
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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Daily Weather History Graph

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Date:

Astronomy

Sep. 27, 2013 Rise Set
Actual Time 6:53 AM CDT 6:50 PM CDT
Civil Twilight 6:27 AM CDT 7:16 PM CDT
Nautical Twilight 5:56 AM CDT 7:47 PM CDT
Astronomical Twilight 5:25 AM CDT 8:18 PM CDT
Moon No Moon Rise 2:25 PM CDT (9/27)
Length of Visible Light 12h 49m
Length of Day
11h 56m
Last Quarter, 45% of the Moon is Illuminated
Sep 27
Last Quarter
Oct 4
New
Oct 11
First Quarter
Oct 18
Full
Oct 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 66.9 °F - 57.0 °F 70% 30.00 in 10.0 mi ESE 8.1 mph - N/A   Clear
1:51 AM 66.9 °F - 57.0 °F 70% 30.01 in 10.0 mi ESE 5.8 mph - N/A   Clear
2:51 AM 66.0 °F - 57.0 °F 73% 30.02 in 10.0 mi ESE 8.1 mph - N/A   Clear
3:51 AM 64.9 °F - 57.9 °F 78% 30.02 in 10.0 mi ESE 6.9 mph - N/A   Partly Cloudy
4:51 AM 63.0 °F - 57.0 °F 81% 30.04 in 9.0 mi ESE 5.8 mph - N/A   Partly Cloudy
5:51 AM 62.1 °F - 57.0 °F 84% 30.06 in 9.0 mi ESE 5.8 mph - N/A   Partly Cloudy
6:51 AM 64.0 °F - 57.9 °F 80% 30.08 in 7.0 mi East 4.6 mph - N/A   Mostly Cloudy
7:51 AM 64.9 °F - 59.0 °F 81% 30.09 in 7.0 mi ESE 4.6 mph - N/A   Scattered Clouds
8:51 AM 69.1 °F - 61.0 °F 75% 30.09 in 7.0 mi SE 5.8 mph - N/A   Partly Cloudy
9:51 AM 73.9 °F - 61.0 °F 64% 30.09 in 9.0 mi SE 6.9 mph - N/A   Partly Cloudy
10:51 AM 78.1 °F - 62.1 °F 58% 30.09 in 10.0 mi SE 11.5 mph - N/A   Partly Cloudy
11:51 AM 80.1 °F 81.1 °F 61.0 °F 52% 30.07 in 10.0 mi SE 10.4 mph - N/A   Scattered Clouds
12:51 PM 82.0 °F 82.1 °F 59.0 °F 45% 30.06 in 10.0 mi SE 11.5 mph - N/A   Partly Cloudy
1:51 PM 82.9 °F 82.4 °F 57.0 °F 41% 30.03 in 10.0 mi SSE 9.2 mph 19.6 mph N/A   Partly Cloudy
2:51 PM 84.0 °F 82.9 °F 55.0 °F 37% 30.01 in 10.0 mi ESE 13.8 mph 19.6 mph N/A   Partly Cloudy
3:51 PM 84.0 °F 82.6 °F 54.0 °F 35% 29.99 in 10.0 mi SSE 11.5 mph - N/A   Partly Cloudy
4:51 PM 84.0 °F 82.6 °F 54.0 °F 35% 29.99 in 10.0 mi SSE 12.7 mph - N/A   Partly Cloudy
5:51 PM 82.0 °F - 52.0 °F 35% 29.99 in 10.0 mi SE 9.2 mph - N/A   Partly Cloudy
6:51 PM 78.1 °F - 52.0 °F 40% 29.99 in 10.0 mi ESE 10.4 mph - N/A   Partly Cloudy
7:51 PM 75.0 °F - 51.1 °F 43% 30.00 in 10.0 mi ESE 10.4 mph - N/A   Partly Cloudy
8:51 PM 72.0 °F - 52.0 °F 49% 30.01 in 10.0 mi SE 6.9 mph - N/A   Clear
9:51 PM 73.9 °F - 52.0 °F 46% 30.01 in 10.0 mi SSE 10.4 mph - N/A   Clear
10:51 PM 73.0 °F - 52.0 °F 48% 30.01 in 10.0 mi SSE 9.2 mph - N/A   Partly Cloudy
11:51 PM 72.0 °F - 53.1 °F 51% 30.01 in 10.0 mi SSE 9.2 mph - N/A   Clear