Weather History for Annapolis Naval Academy, MD

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Saturday, September 14, 2013

  Actual Average (KBWI) Record (KBWI)
Temperature  
Mean Temperature 62 °F 69 °F  
Max Temperature 68 °F 79 °F 94 °F (1931)
Min Temperature 55 °F 59 °F 42 °F (1975)
Degree Days  
Heating Degree Days 4 1  
Month to date heating degree days 6  
Since 1 July heating degree days 7  
Cooling Degree Days 0 5  
Month to date cooling degree days 88  
Year to date cooling degree days 1098  
Growing Degree Days 12 (Base 50)    
Moisture  
Dew Point 51 °F    
Average Humidity 66    
Maximum Humidity 80    
Minimum Humidity 49    
Precipitation  
Precipitation 0.00 in 0.14 in 3.82 in (1966)
Month to date precipitation 1.75  
Year to date precipitation 29.60  
Snow  
Snow 0.00 in 0.00 in - ()
Month to date snowfall 0.0  
Since 1 July snowfall 0.0  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 30.06 in    
Wind  
Wind Speed 10 mph (NW)    
Max Wind Speed 14 mph    
Max Gust Speed -    
Visibility 10 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Sep. 14, 2013 Rise Set
Actual Time 6:46 AM EDT 7:15 PM EDT
Civil Twilight 6:19 AM EDT 7:42 PM EDT
Nautical Twilight 5:48 AM EDT 8:13 PM EDT
Astronomical Twilight 5:15 AM EDT 8:45 PM EDT
Moon 3:53 PM EDT (9/14) 1:18 AM EDT (9/14)
Length of Visible Light 13h 22m
Length of Day
12h 28m
Waxing Gibbous, 72% of the Moon is Illuminated
Sep 14
Waxing Gibbous
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New
Oct 11
First Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 64.9 °F 55.0 °F 70% 29.93 in 10.0 mi NNW 13.8 mph - N/A   Clear
1:54 AM 63.0 °F 52.0 °F 67% 29.94 in 10.0 mi NW 12.7 mph - N/A   Clear
2:54 AM 62.1 °F 52.0 °F 70% 29.95 in 10.0 mi NNW 12.7 mph - N/A   Clear
3:54 AM 60.1 °F 52.0 °F 75% 29.96 in 10.0 mi NW 11.5 mph - N/A   Clear
4:54 AM 55.9 °F 48.0 °F 75% 29.98 in 10.0 mi West 5.8 mph - N/A   Scattered Clouds
5:54 AM 55.9 °F 48.0 °F 75% 29.99 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
6:54 AM 55.0 °F 48.9 °F 80% 30.03 in 10.0 mi WNW 4.6 mph - N/A   Partly Cloudy
7:54 AM 59.0 °F 51.1 °F 75% 30.04 in 10.0 mi NNW 12.7 mph - N/A   Clear
8:54 AM 59.0 °F 50.0 °F 72% 30.06 in 10.0 mi NNW 11.5 mph - N/A   Clear
9:54 AM 61.0 °F 50.0 °F 67% 30.08 in 10.0 mi NW 10.4 mph - N/A   Clear
10:54 AM 63.0 °F 48.9 °F 60% 30.09 in 10.0 mi NNW 8.1 mph - N/A   Partly Cloudy
11:54 AM 64.0 °F 48.0 °F 56% 30.08 in 10.0 mi NW 9.2 mph - N/A   Scattered Clouds
12:54 PM 64.9 °F 48.0 °F 54% 30.09 in 10.0 mi NW 10.4 mph - N/A   Partly Cloudy
1:54 PM 66.0 °F 48.9 °F 54% 30.08 in 10.0 mi NW 12.7 mph - N/A   Partly Cloudy
2:54 PM 66.9 °F 50.0 °F 54% 30.07 in 10.0 mi NNW 10.4 mph - N/A   Clear
3:54 PM 66.9 °F 50.0 °F 54% 30.06 in 10.0 mi NNW 6.9 mph - N/A   Clear
4:54 PM 68.0 °F 48.0 °F 49% 30.07 in 10.0 mi NW 6.9 mph - N/A   Clear
5:54 PM 68.0 °F 48.0 °F 49% 30.09 in 10.0 mi NW 6.9 mph - N/A   Clear
6:54 PM 66.9 °F 48.9 °F 52% 30.10 in 10.0 mi North 4.6 mph - N/A   Clear
7:54 PM 64.0 °F 54.0 °F 70% 30.12 in 10.0 mi Calm Calm - N/A   Clear
8:54 PM 61.0 °F 54.0 °F 78% 30.14 in 10.0 mi West 3.5 mph - N/A   Clear
9:54 PM 62.1 °F 55.9 °F 80% 30.16 in 6.0 mi NW 3.5 mph - N/A   Haze
10:54 PM 63.0 °F 52.0 °F 67% 30.17 in 10.0 mi NNW 3.5 mph - N/A   Clear
11:54 PM 60.1 °F 54.0 °F 80% 30.17 in 10.0 mi NE 4.6 mph - N/A   Clear