History for St. Louis, MO

Saturday, June 30, 2012 — View Current Conditions
Saturday, June 30, 2012
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Daily Weekly Monthly Custom
  Actual Average Record
Temperature
Mean Temperature 92 °F 79 °F  
Max Temperature 105 °F 89 °F 105 °F (2012)
Min Temperature 78 °F 70 °F 54 °F (1943)
Degree Days
Heating Degree Days 0 0  
Month to date heating degree days 5 3  
Since 1 June heating degree days 5 5  
Since 1 July heating degree days 3300 4535  
Cooling Degree Days 27 14  
Month to date cooling degree days 411 334  
Year to date cooling degree days 817 508  
Since 1 June cooling degree days 411 334  
Growing Degree Days 42 (Base 50)    
Moisture
Dew Point 63 °F    
Average Humidity 48    
Maximum Humidity 74    
Minimum Humidity 21    
Precipitation
Precipitation 0.00 in 0.12 in 3.00 in (1947)
Month to date precipitation 1.97 4.28  
Year to date precipitation 18.65 20.65  
Snow
Snow 0.00 in 0.00 in 0.00 in (2011)
Month to date snowfall 0.0 0.0  
Since 1 June snowfall 0.0 0.0  
Since 1 July snowfall 6.3 17.7  
Snow Depth 0.00 in    
Sea Level Pressure
Sea Level Pressure 29.80 in    
Wind
Wind Speed 5 mph (West)    
Max Wind Speed 14 mph    
Max Gust Speed 17 mph    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary
Daily Graph
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Astronomy
May. 24, 2013 Rise Set
Actual Time 5:40 AM CDT 8:30 PM CDT
Civil Twilight 5:08 AM CDT 9:02 PM CDT
Nautical Twilight 4:28 AM CDT 9:42 PM CDT
Astronomical Twilight 3:42 AM CDT 10:27 PM CDT
Moon 5:27 PM CDT (6/30) 2:34 AM CDT (6/30)
Length Of Visible Light 15h 53m
Length of Day
14h 50m
Waxing Gibbous, 87% of the Moon is Illuminated
Jun 30
Waxing Gibbous
Jul 3
Full
Jul 10
Last Quarter
Jul 18
New
Jul 26
First Quarter
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Hourly Observations
Time (CDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 89.1 °F 89.0 °F 61.0 °F 39% 29.78 in 10.0 mi West 5.8 mph - N/A   Clear
1:51 AM 86.0 °F 86.1 °F 61.0 °F 43% 29.78 in 10.0 mi WNW 4.6 mph - N/A   Clear
2:51 AM 84.9 °F 85.0 °F 61.0 °F 44% 29.78 in 10.0 mi WNW 3.5 mph - N/A   Partly Cloudy
3:51 AM 82.9 °F 83.7 °F 62.1 °F 49% 29.79 in 10.0 mi WNW 3.5 mph - N/A   Partly Cloudy
4:51 AM 81.0 °F 82.5 °F 64.0 °F 56% 29.81 in 10.0 mi NNW 9.2 mph - N/A   Partly Cloudy
6:51 AM 79.0 °F - 69.1 °F 72% 29.84 in 10.0 mi Calm Calm - N/A   Clear
7:51 AM 82.9 °F 87.0 °F 70.0 °F 65% 29.85 in 9.0 mi SSW 4.6 mph - N/A   Partly Cloudy
8:51 AM 88.0 °F 92.1 °F 69.1 °F 53% 29.84 in 10.0 mi SSW 4.6 mph - N/A   Scattered Clouds
9:51 AM 91.0 °F 93.8 °F 66.0 °F 44% 29.84 in 10.0 mi WSW 9.2 mph - N/A   Scattered Clouds
10:51 AM 93.9 °F 96.1 °F 64.9 °F 38% 29.84 in 10.0 mi West 6.9 mph - N/A   Scattered Clouds
11:51 AM 96.1 °F 98.8 °F 64.9 °F 36% 29.83 in 9.0 mi West 4.6 mph - N/A   Scattered Clouds
12:51 PM 98.1 °F 100.7 °F 64.0 °F 33% 29.82 in 10.0 mi WSW 9.2 mph - N/A   Partly Cloudy
1:51 PM 100.0 °F 103.0 °F 64.0 °F 31% 29.81 in 10.0 mi WSW 5.8 mph - N/A   Partly Cloudy
2:51 PM 102.0 °F 103.3 °F 61.0 °F 26% 29.78 in 9.0 mi Variable 6.9 mph - N/A   Clear
3:51 PM 104.0 °F 105.3 °F 60.1 °F 24% 29.77 in 10.0 mi Variable 5.8 mph - N/A   Scattered Clouds
4:51 PM 104.0 °F 104.6 °F 59.0 °F 23% 29.76 in 10.0 mi West 9.2 mph - N/A   Scattered Clouds
5:51 PM 102.9 °F 101.9 °F 55.9 °F 21% 29.77 in 10.0 mi West 10.4 mph - N/A   Mostly Cloudy
6:51 PM 102.9 °F 101.4 °F 55.0 °F 20% 29.77 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
7:51 PM 100.0 °F 99.7 °F 57.9 °F 25% 29.78 in 10.0 mi West 5.8 mph - N/A   Mostly Cloudy
8:51 PM 93.9 °F 94.0 °F 61.0 °F 33% 29.80 in 10.0 mi NNE 4.6 mph - N/A   Mostly Cloudy
9:51 PM 93.0 °F 95.0 °F 64.9 °F 39% 29.80 in 10.0 mi East 3.5 mph - N/A   Scattered Clouds
10:51 PM 90.0 °F 92.8 °F 66.9 °F 46% 29.81 in 10.0 mi Calm Calm - N/A   Partly Cloudy
11:51 PM 87.1 °F 90.6 °F 68.0 °F 53% 29.81 in 10.0 mi WSW 3.5 mph - N/A   Scattered Clouds
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