Weather History for St. Louis, MO

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Wednesday, May 14, 2014

  Actual Average Record
Temperature  
Mean Temperature 52 °F 66 °F  
Max Temperature 55 °F 76 °F 93 °F (2013)
Min Temperature 48 °F 57 °F 37 °F (1920)
Degree Days  
Heating Degree Days 13 3  
Month to date heating degree days 40 49  
Since 1 July heating degree days 4988 4505  
Cooling Degree Days 0 4  
Month to date cooling degree days 89 38  
Year to date cooling degree days 126 84  
Growing Degree Days 2 (Base 50)    
Moisture  
Dew Point 44 °F    
Average Humidity 75    
Maximum Humidity 86    
Minimum Humidity 64    
Precipitation  
Precipitation 0.53 in 0.15 in 3.33 in (1886)
Month to date precipitation 1.36 2.04  
Year to date precipitation 14.44 13.69  
Snow  
Snow 0.00 in 0.00 in 0.00 in (2013)
Month to date snowfall 0.0 0.0  
Since 1 July snowfall 28.8 17.7  
Snow Depth 0.00 in    
Sea Level Pressure  
Sea Level Pressure 30.12 in    
Wind  
Wind Speed 10 mph (NNW)    
Max Wind Speed 18 mph    
Max Gust Speed 23 mph    
Visibility 7 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

May. 14, 2014 Rise Set
Actual Time 5:50 AM CDT 8:06 PM CDT
Civil Twilight 5:20 AM CDT 8:35 PM CDT
Nautical Twilight 4:43 AM CDT 9:12 PM CDT
Astronomical Twilight 4:03 AM CDT 9:53 PM CDT
Moon 8:11 PM CDT (5/14) 5:48 AM CDT (5/14)
Length of Visible Light 15h 15m
Length of Day
14h 15m
Full, 100% of the Moon is Illuminated
May 14
Full
May 14
Full
May 21
Last Quarter
May 28
New
Jun 5
First Quarter

Hourly Weather History & Observations

Time (CDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:51 AM 53.6 °F 48.2 °F 82% 30.20 in 10.0 mi NNW 3.5 mph - N/A   Overcast
1:51 AM 53.1 °F 46.9 °F 80% 30.19 in 10.0 mi North 4.6 mph - N/A   Overcast
2:51 AM 53.1 °F 46.0 °F 77% 30.20 in 10.0 mi NNW 4.6 mph - N/A   Overcast
3:51 AM 53.1 °F 46.9 °F 80% 30.20 in 10.0 mi NNW 3.5 mph - N/A   Overcast
4:51 AM 53.1 °F 45.0 °F 74% 30.19 in 10.0 mi North 8.1 mph - N/A   Overcast
5:51 AM 52.0 °F 43.0 °F 71% 30.17 in 10.0 mi North 6.9 mph - N/A   Overcast
6:51 AM 53.1 °F 42.1 °F 66% 30.18 in 10.0 mi North 8.1 mph - N/A   Mostly Cloudy
7:51 AM 53.1 °F 41.0 °F 64% 30.16 in 10.0 mi North 8.1 mph - N/A   Overcast
8:51 AM 53.1 °F 41.0 °F 64% 30.15 in 10.0 mi North 11.5 mph - N/A   Overcast
10:51 AM 54.0 °F 41.0 °F 62% 30.15 in 10.0 mi North 11.5 mph - N/A   Overcast
11:51 AM 53.6 °F 41.0 °F 62% 30.16 in 10.0 mi North 11.5 mph - N/A   Overcast
12:51 PM 55.0 °F 42.1 °F 62% 30.11 in 10.0 mi North 13.8 mph 23.0 mph 0.00 in Rain Light Rain
1:51 PM 55.0 °F 41.0 °F 59% 30.11 in 10.0 mi North 15.0 mph 21.9 mph 0.00 in   Overcast
2:51 PM 54.0 °F 43.0 °F 66% 30.09 in 9.0 mi NNW 11.5 mph - 0.00 in Rain Light Rain
3:04 PM 51.8 °F 44.6 °F 76% 30.08 in 4.0 mi NNW 11.5 mph - 0.03 in Rain Rain
3:51 PM 51.8 °F 44.6 °F 76% 30.05 in 4.0 mi North 9.2 mph - N/A Rain Light Rain
4:04 PM 51.8 °F 44.6 °F 76% 30.04 in 5.0 mi North 11.5 mph - 0.02 in Rain Light Rain
4:51 PM 51.1 °F 46.0 °F 83% 30.04 in 5.0 mi North 10.4 mph - 0.04 in Rain Light Rain
5:51 PM 51.1 °F 46.0 °F 83% 30.02 in 5.0 mi North 11.5 mph 20.7 mph 0.03 in Rain Light Rain
6:51 PM 50.0 °F 45.0 °F 83% 30.04 in 4.0 mi NNW 15.0 mph 20.7 mph 0.02 in Rain Light Rain
7:01 PM 50.0 °F 44.6 °F 82% 30.06 in 3.0 mi NW 11.5 mph 21.9 mph 0.02 in Rain Light Rain
7:16 PM 48.2 °F 44.6 °F 87% 30.08 in 2.5 mi NW 13.8 mph - 0.03 in Rain Light Rain
7:51 PM 48.9 °F 45.0 °F 86% 30.10 in 2.5 mi NW 12.7 mph 19.6 mph 0.07 in Rain Light Rain
8:18 PM 48.2 °F 44.6 °F 87% 30.09 in 3.0 mi NW 15.0 mph 20.7 mph 0.05 in Rain Rain
8:51 PM 48.0 °F 44.1 °F 86% 30.10 in 5.0 mi NW 12.7 mph 20.7 mph 0.10 in Rain Light Rain
9:51 PM 48.2 °F 42.8 °F 82% 30.09 in 7.0 mi NW 12.7 mph - N/A Rain Light Rain
10:51 PM 48.0 °F 43.0 °F 83% 30.09 in 8.0 mi NW 8.1 mph - 0.02 in Rain Light Rain
11:51 PM 48.0 °F 43.0 °F 83% 30.08 in 7.0 mi NW 6.9 mph - 0.01 in Rain Light Rain