Weather History for Annapolis Naval Academy, MD

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Friday, February 15, 2013

  Actual Average (KBWI) Record (KBWI)
Temperature  
Mean Temperature 44 °F 36 °F  
Max Temperature 51 °F 45 °F 77 °F (1949)
Min Temperature 37 °F 27 °F 6 °F (1943)
Degree Days  
Heating Degree Days 21 29  
Month to date heating degree days 457  
Since 1 July heating degree days 3233  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 0  
Moisture  
Dew Point 35 °F    
Average Humidity 83    
Maximum Humidity 93    
Minimum Humidity 59    
Precipitation  
Precipitation 0.00 in 0.11 in 1.06 in (1958)
Month to date precipitation 1.54  
Year to date precipitation 4.59  
Snow  
Snow 0.00 in 0.30 in 11.50 in (1958)
Month to date snowfall 4.7  
Since 1 July snowfall 14.9  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 30.02 in    
Wind  
Wind Speed 4 mph (NW)    
Max Wind Speed 17 mph    
Max Gust Speed 23 mph    
Visibility 9 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Feb. 15, 2013 Rise Set
Actual Time 6:57 AM EST 5:43 PM EST
Civil Twilight 6:29 AM EST 6:10 PM EST
Nautical Twilight 5:58 AM EST 6:42 PM EST
Astronomical Twilight 5:27 AM EST 7:13 PM EST
Moon 9:35 AM EST (2/15) 11:38 PM EST (2/15)
Length of Visible Light 11h 41m
Length of Day
10h 46m
Waxing Crescent, 30% of the Moon is Illuminated
Feb 15
Waxing Crescent
Feb 17
First Quarter
Feb 25
Full
Mar 4
Last Quarter
Mar 11
New

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
3:54 AM 37.9 °F - 33.1 °F 83% 30.01 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
6:54 AM 37.9 °F - 32.0 °F 79% 30.03 in 10.0 mi Calm Calm - N/A   Clear
7:54 AM 37.9 °F 35.5 °F 33.1 °F 83% 30.04 in 10.0 mi SSE 3.5 mph - N/A   Clear
9:54 AM 42.1 °F 39.2 °F 37.0 °F 82% 30.06 in 10.0 mi SE 4.6 mph - N/A   Clear
3:54 PM 51.1 °F - 37.0 °F 59% 29.93 in 10.0 mi SSW 5.8 mph - N/A   Partly Cloudy
9:54 PM 41.0 °F 32.5 °F 35.1 °F 79% 30.03 in 10.0 mi NNW 17.3 mph 23.0 mph N/A   Overcast
10:54 PM 39.0 °F 31.8 °F 35.1 °F 86% 30.04 in 8.0 mi NNW 11.5 mph - 0.00 in Rain Light Rain
11:03 PM 37.9 °F 30.9 °F 35.1 °F 89% 30.03 in 7.0 mi NNW 10.4 mph - 0.01 in Rain Light Rain
11:33 PM 37.0 °F 31.6 °F 35.1 °F 93% 30.02 in 7.0 mi NNW 6.9 mph - 0.04 in Rain Light Rain
11:49 PM 37.4 °F 32.8 °F 35.6 °F 93% 30.02 in 8.0 mi NNW 5.8 mph - 0.05 in Rain Light Rain