Weather History for St. Louis, MO

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Monday, May 27, 2013

  Actual Average Record
Temperature  
Mean Temperature 76 °F 70 °F  
Max Temperature 84 °F 79 °F 93 °F (1991)
Min Temperature 67 °F 61 °F 38 °F (1961)
Degree Days  
Heating Degree Days 0 1  
Month to date heating degree days 102 71  
Since 1 July heating degree days 4487 4527  
Cooling Degree Days 11 6  
Month to date cooling degree days 132 102  
Year to date cooling degree days 166 148  
Growing Degree Days 25 (Base 50)    
Moisture  
Dew Point 63 °F    
Average Humidity 70    
Maximum Humidity 81    
Minimum Humidity 58    
Precipitation  
Precipitation 0.47 in 0.16 in 2.23 in (1896)
Month to date precipitation 4.78 4.06  
Year to date precipitation 21.79 15.71  
Snow  
Snow 0.00 in 0.00 in 0.00 in (2012)
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 27.9 17.7  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 29.91 in    
Wind  
Wind Speed 10 mph (SSW)    
Max Wind Speed 32 mph    
Max Gust Speed 37 mph    
Visibility 9 miles    
Events Rain , Thunderstorm    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

May. 27, 2013 Rise Set
Actual Time 5:40 AM CDT 8:17 PM CDT
Civil Twilight 5:09 AM CDT 8:48 PM CDT
Nautical Twilight 4:31 AM CDT 9:26 PM CDT
Astronomical Twilight 3:48 AM CDT 10:10 PM CDT
Moon 10:57 PM CDT (5/27) 8:17 AM CDT (5/27)
Length of Visible Light 15h 38m
Length of Day
14h 36m
Waning Gibbous, 91% of the Moon is Illuminated
May 27
Waning Gibbous
May 31
Last Quarter
Jun 8
New
Jun 16
First Quarter
Jun 23
Full

Hourly Weather History & Observations

Time (CDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:13 AM 75.2 °F - 62.6 °F 65% 30.03 in 9.0 mi West 6.9 mph - 0.00 in Rain , Thunderstorm Light Thunderstorms and Rain
12:51 AM 68.0 °F - 62.1 °F 81% 30.01 in 10.0 mi Calm Calm - 0.00 in Rain , Thunderstorm Light Thunderstorms and Rain
1:12 AM 68.0 °F - 62.6 °F 83% 30.03 in 10.0 mi East 4.6 mph - 0.00 in Rain Light Rain
1:51 AM 68.0 °F - 63.0 °F 84% 29.98 in 10.0 mi SE 8.1 mph - 0.00 in   Overcast
2:51 AM 69.1 °F - 63.0 °F 81% 29.97 in 10.0 mi SE 5.8 mph - N/A   Mostly Cloudy
3:51 AM 73.0 °F - 59.0 °F 61% 29.96 in 10.0 mi South 6.9 mph - N/A   Overcast
4:22 AM 73.4 °F - 59.0 °F 61% 30.00 in 10.0 mi SW 11.5 mph - N/A Thunderstorm Thunderstorm
4:51 AM 70.0 °F - 61.0 °F 73% 29.95 in 7.0 mi SSW 12.7 mph - 0.01 in Rain , Thunderstorm Light Thunderstorms and Rain
5:04 AM 69.8 °F - 62.6 °F 78% 29.96 in 7.0 mi South 15.0 mph - 0.02 in Rain Light Rain
5:51 AM 70.0 °F - 61.0 °F 73% 29.88 in 10.0 mi South 12.7 mph 24.2 mph 0.02 in   Mostly Cloudy
6:51 AM 70.0 °F - 62.1 °F 76% 29.93 in 10.0 mi SW 10.4 mph - N/A   Mostly Cloudy
7:51 AM 72.0 °F - 63.0 °F 73% 29.93 in 10.0 mi SW 11.5 mph - N/A   Mostly Cloudy
8:51 AM 75.0 °F - 63.0 °F 66% 29.94 in 10.0 mi SW 10.4 mph - N/A   Mostly Cloudy
9:51 AM 79.0 °F - 64.9 °F 62% 29.93 in 10.0 mi SSW 8.1 mph - N/A   Mostly Cloudy
10:51 AM 80.1 °F 81.9 °F 64.9 °F 60% 29.90 in 10.0 mi South 10.4 mph - N/A   Overcast
11:51 AM 82.0 °F 84.1 °F 66.0 °F 58% 29.90 in 10.0 mi SSW 9.2 mph - N/A   Overcast
12:51 PM 82.9 °F 85.4 °F 66.9 °F 58% 29.90 in 10.0 mi SSW 12.7 mph - N/A   Overcast
1:51 PM 82.9 °F 85.4 °F 66.9 °F 58% 29.89 in 10.0 mi SSW 15.0 mph - N/A   Overcast
2:51 PM 82.9 °F 85.4 °F 66.9 °F 58% 29.88 in 10.0 mi SSW 13.8 mph 19.6 mph N/A   Overcast
3:09 PM 71.6 °F - 64.4 °F 78% 29.94 in 10.0 mi NW 13.8 mph 28.8 mph N/A   Overcast
3:17 PM 71.6 °F - 64.4 °F 78% 29.93 in 10.0 mi NNW 18.4 mph 24.2 mph 0.00 in Rain , Thunderstorm Light Thunderstorms and Rain
3:43 PM 68.0 °F - 64.4 °F 88% 29.98 in 3.0 mi NW 12.7 mph - 0.02 in Rain , Thunderstorm Thunderstorms and Rain
3:46 PM 68.0 °F - 64.4 °F 88% 29.98 in 1.5 mi WNW 13.8 mph 21.9 mph 0.04 in Rain , Thunderstorm Heavy Thunderstorms and Rain
3:51 PM 68.0 °F - 64.0 °F 87% 29.94 in 2.0 mi NNW 12.7 mph 21.9 mph 0.30 in Rain , Thunderstorm Thunderstorms and Rain
4:01 PM 68.0 °F - 64.4 °F 88% 29.95 in 3.0 mi NW 6.9 mph - 0.02 in Rain , Thunderstorm Thunderstorms and Rain
4:14 PM 66.2 °F - 64.4 °F 94% 29.95 in 7.0 mi Calm Calm - 0.04 in Rain , Thunderstorm Light Thunderstorms and Rain
4:51 PM 68.0 °F - 63.0 °F 84% 29.88 in 8.0 mi SE 6.9 mph - 0.06 in Rain , Thunderstorm Light Thunderstorms and Rain
5:44 PM 66.2 °F - 64.4 °F 94% 29.79 in 10.0 mi SE 24.2 mph 36.8 mph 0.08 in   Overcast
5:51 PM 66.9 °F - 63.0 °F 87% 29.76 in 10.0 mi ESE 20.7 mph - 0.08 in   Overcast
6:51 PM 70.0 °F - 63.0 °F 78% 29.77 in 10.0 mi NW 8.1 mph - N/A   Overcast
7:51 PM 70.0 °F - 62.1 °F 76% 29.81 in 10.0 mi South 9.2 mph - N/A   Overcast
8:51 PM 71.1 °F - 63.0 °F 75% 29.81 in 10.0 mi South 11.5 mph - N/A   Mostly Cloudy
9:51 PM 71.1 °F - 63.0 °F 75% 29.83 in 10.0 mi South 10.4 mph - N/A   Scattered Clouds
10:51 PM 70.0 °F - 63.0 °F 78% 29.85 in 10.0 mi South 9.2 mph - N/A   Partly Cloudy
11:51 PM 71.1 °F - 64.0 °F 78% 29.86 in 10.0 mi South 8.1 mph - N/A   Scattered Clouds