Weather History for Spirit of St Louis, MO

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Wednesday, August 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 25 °C -  
Max Temperature 33 °C 29 °C 38 °C (2003)
Min Temperature 18 °C 17 °C 12 °C (1999)
Cooling Degree Days 12    
Growing Degree Days 27 (Base 50)    
Moisture  
Dew Point 18 °C    
Average Humidity 75    
Maximum Humidity 100    
Minimum Humidity 38    
Precipitation  
Precipitation 0.00 mm - - ()
Sea Level Pressure  
Sea Level Pressure 1018 hPa    
Wind  
Wind Speed 2 km/h (WSW)    
Max Wind Speed 13 km/h    
Max Gust Speed -    
Visibility 12 kilometers    
Events      
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Aug. 21, 2013 Rise Set
Actual Time 6:22 AM CDT 7:48 PM CDT
Civil Twilight 5:54 AM CDT 8:16 PM CDT
Nautical Twilight 5:20 AM CDT 8:49 PM CDT
Astronomical Twilight 4:45 AM CDT 9:24 PM CDT
Moon 7:58 PM CDT (8/21) 7:01 AM CDT (8/21)
Length of Visible Light 14h 21m
Length of Day
13h 26m
Waxing Gibbous, 99% of the Moon is Illuminated
Aug 21
Waxing Gibbous
Aug 28
Last Quarter
Sep 5
New
Sep 12
First Quarter
Sep 19
Full

Hourly Weather History & Observations

Time (CDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 20.0 °C - 18.9 °C 93% 1017.5 hPa 11.3 km Calm Calm - N/A   Clear
1:54 AM 19.4 °C - 17.8 °C 90% 1017.5 hPa 9.7 km Calm Calm - N/A   Clear
2:54 AM 18.9 °C - 17.8 °C 93% 1017.4 hPa 6.4 km Calm Calm - N/A   Clear
3:54 AM 18.3 °C - 17.2 °C 93% 1017.4 hPa 4.0 km Calm Calm - N/A   Clear
4:04 AM 19.0 °C - 18.0 °C 94% 1018.2 hPa 4.8 km Calm Calm - N/A   Clear
4:54 AM 18.9 °C - 17.8 °C 93% 1017.7 hPa 6.4 km Calm Calm - N/A   Partly Cloudy
5:13 AM 19.0 °C - 18.0 °C 94% 1018.5 hPa 4.0 km Calm Calm - N/A   Clear
5:27 AM 18.0 °C - 17.0 °C 94% 1018.5 hPa 2.8 km Calm Calm - N/A   Clear
5:51 AM 18.0 °C - 18.0 °C 100% 1018.8 hPa 8.0 km Calm Calm - N/A   Clear
5:54 AM 17.8 °C - 17.2 °C 96% 1018.1 hPa 8.0 km Calm Calm - N/A   Clear
6:54 AM 18.3 °C - 17.8 °C 97% 1018.6 hPa 8.0 km Calm Calm - N/A   Clear
7:54 AM 21.1 °C - 18.9 °C 87% 1019.1 hPa 11.3 km Calm Calm - N/A   Clear
8:54 AM 24.4 °C - 19.4 °C 74% 1019.4 hPa 16.1 km Variable 5.6 km/h / 1.5 m/s - N/A   Clear
9:54 AM 27.2 °C 28.5 °C 19.4 °C 62% 1019.5 hPa 16.1 km West 9.3 km/h / 2.6 m/s - N/A   Clear
10:54 AM 28.9 °C 30.2 °C 18.9 °C 55% 1019.3 hPa 16.1 km WSW 9.3 km/h / 2.6 m/s - N/A   Clear
11:54 AM 29.4 °C 30.6 °C 18.9 °C 53% 1019.3 hPa 16.1 km WSW 9.3 km/h / 2.6 m/s - N/A   Scattered Clouds
12:54 PM 31.1 °C 31.8 °C 17.8 °C 45% 1018.8 hPa 16.1 km SW 13.0 km/h / 3.6 m/s - N/A   Clear
1:54 PM 31.1 °C 31.8 °C 17.8 °C 45% 1017.9 hPa 16.1 km Variable 9.3 km/h / 2.6 m/s - N/A   Scattered Clouds
2:54 PM 32.2 °C 32.6 °C 17.2 °C 40% 1017.3 hPa 16.1 km WSW 13.0 km/h / 3.6 m/s - N/A   Scattered Clouds
3:54 PM 32.2 °C 32.6 °C 17.2 °C 40% 1017.0 hPa 16.1 km West 9.3 km/h / 2.6 m/s - N/A   Scattered Clouds
4:54 PM 32.2 °C 32.2 °C 16.1 °C 38% 1016.7 hPa 16.1 km WSW 9.3 km/h / 2.6 m/s - N/A   Partly Cloudy
5:54 PM 31.7 °C 32.4 °C 17.8 °C 43% 1016.4 hPa 16.1 km WSW 9.3 km/h / 2.6 m/s - N/A   Clear
6:54 PM 28.9 °C 31.0 °C 20.6 °C 61% 1016.1 hPa 16.1 km Calm Calm - N/A   Scattered Clouds
7:54 PM 25.0 °C - 20.0 °C 74% 1016.2 hPa 16.1 km Calm Calm - N/A   Scattered Clouds
8:54 PM 23.3 °C - 21.1 °C 87% 1016.5 hPa 16.1 km Calm Calm - N/A   Clear
9:54 PM 22.2 °C - 20.0 °C 87% 1017.1 hPa 16.1 km Calm Calm - N/A   Clear
10:54 PM 21.7 °C - 19.4 °C 87% 1017.4 hPa 16.1 km Calm Calm - N/A   Clear
11:54 PM 21.1 °C - 19.4 °C 90% 1017.8 hPa 16.1 km Calm Calm - N/A   Clear