Weather History for Annapolis Naval Academy, MD

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Tuesday, September 10, 2013

  Actual Average (KBWI) Record (KBWI)
Temperature  
Mean Temperature 77 °F 70 °F  
Max Temperature 84 °F 80 °F 98 °F (1983)
Min Temperature 70 °F 60 °F 41 °F (1956)
Degree Days  
Heating Degree Days 0 1  
Month to date heating degree days 2  
Since 1 July heating degree days 3  
Cooling Degree Days 12 6  
Month to date cooling degree days 68  
Year to date cooling degree days 1078  
Growing Degree Days 27 (Base 50)    
Moisture  
Dew Point 72 °F    
Average Humidity 88    
Maximum Humidity 97    
Minimum Humidity 69    
Precipitation  
Precipitation 0.00 in 0.12 in 3.72 in (1968)
Month to date precipitation 1.21  
Year to date precipitation 29.06  
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 30.15 in    
Wind  
Wind Speed 7 mph (South)    
Max Wind Speed 15 mph    
Max Gust Speed -    
Visibility 8 miles    
Events      
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Astronomy

Sep. 10, 2013 Rise Set
Actual Time 6:43 AM EDT 7:21 PM EDT
Civil Twilight 6:16 AM EDT 7:48 PM EDT
Nautical Twilight 5:44 AM EDT 8:20 PM EDT
Astronomical Twilight 5:11 AM EDT 8:53 PM EDT
Moon 12:03 PM EDT (9/10) 10:26 PM EDT (9/10)
Length of Visible Light 13h 32m
Length of Day
12h 38m
Waxing Crescent, 28% of the Moon is Illuminated
Sep 10
Waxing Crescent
Sep 12
First Quarter
Sep 19
Full
Sep 26
Last Quarter
Oct 4
New

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:33 AM 73.0 °F - 70.0 °F 90% 30.15 in 10.0 mi South 6.9 mph - N/A   Overcast
12:51 AM 73.4 °F - 69.8 °F 88% 30.15 in 10.0 mi South 6.9 mph - N/A   Overcast
12:54 AM 73.0 °F - 70.0 °F 90% 30.16 in 10.0 mi South 9.2 mph - N/A   Overcast
1:25 AM 73.0 °F - 70.0 °F 90% 30.15 in 10.0 mi South 8.1 mph - N/A   Overcast
1:54 AM 73.0 °F - 70.0 °F 90% 30.15 in 10.0 mi South 6.9 mph - N/A   Overcast
2:54 AM 73.0 °F - 70.0 °F 90% 30.15 in 10.0 mi South 5.8 mph - N/A   Overcast
3:54 AM 73.0 °F - 69.1 °F 87% 30.14 in 10.0 mi South 8.1 mph - N/A   Overcast
4:54 AM 72.0 °F - 69.1 °F 91% 30.14 in 10.0 mi South 4.6 mph - N/A   Mostly Cloudy
5:54 AM 71.1 °F - 69.1 °F 93% 30.15 in 10.0 mi South 4.6 mph - N/A   Mostly Cloudy
6:54 AM 70.0 °F - 69.1 °F 97% 30.17 in 9.0 mi South 4.6 mph - N/A   Clear
7:21 AM 71.1 °F - 69.1 °F 93% 30.18 in 8.0 mi SSW 3.5 mph - N/A   Mostly Cloudy
7:54 AM 71.1 °F - 70.0 °F 96% 30.19 in 7.0 mi SW 4.6 mph - N/A   Overcast
8:54 AM 72.0 °F - 70.0 °F 93% 30.18 in 5.0 mi South 8.1 mph - N/A   Overcast
9:54 AM 75.0 °F - 71.1 °F 87% 30.19 in 6.0 mi Variable 6.9 mph - N/A   Mostly Cloudy
10:11 AM 75.0 °F - 71.1 °F 87% 30.19 in 6.0 mi SW 5.8 mph - N/A   Mostly Cloudy
10:54 AM 78.1 °F - 73.0 °F 84% 30.19 in 6.0 mi Variable 4.6 mph - N/A   Haze
11:54 AM 75.9 °F - 73.0 °F 91% 30.17 in 5.0 mi SE 15.0 mph - N/A   Clear
12:54 PM 78.1 °F - 73.0 °F 84% 30.17 in 5.0 mi SE 15.0 mph - N/A   Haze
1:54 PM 80.1 °F 85.1 °F 75.0 °F 85% 30.14 in 6.0 mi SE 11.5 mph - N/A   Haze
2:54 PM 82.9 °F 90.2 °F 75.0 °F 77% 30.13 in 7.0 mi South 10.4 mph - N/A   Clear
3:54 PM 84.0 °F 91.2 °F 73.9 °F 72% 30.12 in 7.0 mi South 12.7 mph - N/A   Clear
4:54 PM 84.9 °F 92.1 °F 73.9 °F 69% 30.10 in 8.0 mi South 10.4 mph - N/A   Clear
5:54 PM 82.9 °F 89.4 °F 73.9 °F 74% 30.11 in 8.0 mi South 11.5 mph - N/A   Clear
6:54 PM 81.0 °F 86.2 °F 73.9 °F 79% 30.11 in 7.0 mi South 9.2 mph - N/A   Clear
7:54 PM 79.0 °F - 75.0 °F 88% 30.11 in 8.0 mi South 8.1 mph - N/A   Clear
8:54 PM 79.0 °F - 75.0 °F 88% 30.13 in 8.0 mi South 9.2 mph - N/A   Clear
9:54 PM 78.1 °F - 75.9 °F 93% 30.15 in 7.0 mi South 4.6 mph - N/A   Clear
10:54 PM 77.0 °F - 75.9 °F 96% 30.16 in 5.0 mi South 4.6 mph - N/A   Clear
11:54 PM 77.0 °F - 75.9 °F 96% 30.15 in 6.0 mi Calm Calm - N/A   Clear