Weather History for Annapolis Naval Academy, MD

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Monday, March 18, 2013

  Actual Average (KBWI) Record (KBWI)
Temperature  
Mean Temperature 37 °F 44 °F  
Max Temperature 39 °F 54 °F 81 °F (2011)
Min Temperature 35 °F 34 °F 9 °F (1827)
Degree Days  
Heating Degree Days 28 21  
Month to date heating degree days 424  
Since 1 July heating degree days 4019  
Cooling Degree Days 0 0  
Month to date cooling degree days 0  
Year to date cooling degree days 0  
Moisture  
Dew Point 33 °F    
Average Humidity 85    
Maximum Humidity 100    
Minimum Humidity 50    
Precipitation  
Precipitation 0.28 in 0.13 in 1.60 in (1983)
Month to date precipitation 2.17  
Year to date precipitation 8.12  
Snow  
Snow 0.00 in 0.00 in 12.00 in (1892)
Month to date snowfall 1.5  
Since 1 July snowfall 19.7  
Snow Depth -    
Sea Level Pressure  
Sea Level Pressure 30.13 in    
Wind  
Wind Speed 8 mph (ENE)    
Max Wind Speed 14 mph    
Max Gust Speed -    
Visibility 6 miles    
Events Rain    
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Mar. 18, 2013 Rise Set
Actual Time 7:12 AM EDT 7:16 PM EDT
Civil Twilight 6:45 AM EDT 7:42 PM EDT
Nautical Twilight 6:14 AM EDT 8:13 PM EDT
Astronomical Twilight 5:43 AM EDT 8:45 PM EDT
Moon 11:12 AM EDT (3/18) 1:10 AM EDT (3/18)
Length of Visible Light 12h 57m
Length of Day
12h 03m
Waxing Crescent, 40% of the Moon is Illuminated
Mar 18
Waxing Crescent
Mar 19
First Quarter
Mar 27
Full
Apr 3
Last Quarter
Apr 10
New

Hourly Weather History & Observations

Time (EDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 37.9 °F 32.7 °F 21.9 °F 53% 30.30 in 10.0 mi ENE 6.9 mph - N/A   Overcast
1:54 AM 37.9 °F 32.7 °F 24.1 °F 57% 30.31 in 10.0 mi ENE 6.9 mph - N/A   Mostly Cloudy
2:54 AM 37.9 °F 32.1 °F 21.9 °F 53% 30.30 in 10.0 mi ENE 8.1 mph - N/A   Overcast
3:54 AM 37.9 °F 30.5 °F 23.0 °F 55% 30.30 in 10.0 mi East 11.5 mph - N/A   Overcast
4:54 AM 37.0 °F 29.8 °F 21.9 °F 54% 30.30 in 10.0 mi East 10.4 mph - N/A   Overcast
5:54 AM 37.0 °F 30.4 °F 21.0 °F 52% 30.32 in 10.0 mi East 9.2 mph - N/A   Overcast
6:54 AM 37.0 °F 31.0 °F 19.9 °F 50% 30.35 in 10.0 mi ENE 8.1 mph - N/A   Overcast
7:54 AM 35.1 °F 27.4 °F 26.1 °F 70% 30.34 in 5.0 mi ENE 10.4 mph - 0.00 in   Haze
8:54 AM 35.1 °F 25.9 °F 28.9 °F 78% 30.34 in 6.0 mi ESE 13.8 mph - 0.00 in   Haze
9:54 AM 35.1 °F 29.3 °F 28.9 °F 78% 30.31 in 10.0 mi ESE 6.9 mph - 0.00 in   Overcast
10:54 AM 36.0 °F 31.1 °F 28.9 °F 76% 30.30 in 10.0 mi SE 5.8 mph - N/A   Overcast
11:54 AM 37.0 °F 31.0 °F 30.0 °F 76% 30.25 in 10.0 mi SE 8.1 mph - N/A   Overcast
12:54 PM 39.0 °F 32.3 °F 32.0 °F 76% 30.21 in 10.0 mi ESE 10.4 mph - N/A   Overcast
1:42 PM 39.9 °F 32.9 °F 32.0 °F 73% 30.19 in 10.0 mi ESE 11.5 mph - N/A   Overcast
1:54 PM 39.0 °F 34.8 °F 32.0 °F 76% 30.20 in 10.0 mi ESE 5.8 mph - N/A   Overcast
2:37 PM 39.0 °F 31.4 °F 35.1 °F 86% 30.14 in 2.5 mi East 12.7 mph - N/A   Overcast
2:45 PM 37.9 °F 30.5 °F 35.1 °F 89% 30.14 in 4.0 mi East 11.5 mph - N/A   Overcast
2:54 PM 39.0 °F 34.0 °F 35.1 °F 86% 30.14 in 6.0 mi East 6.9 mph - N/A   Overcast
3:27 PM 39.0 °F 32.8 °F 36.0 °F 89% 30.12 in 1.8 mi East 9.2 mph - N/A   Overcast
3:47 PM 37.9 °F 30.9 °F 37.0 °F 97% 30.10 in 1.2 mi East 10.4 mph - 0.00 in Rain Light Rain
3:54 PM 37.9 °F 30.0 °F 37.0 °F 97% 30.09 in 1.0 mi East 12.7 mph - 0.00 in Rain Light Rain
4:10 PM 37.9 °F 30.5 °F 37.9 °F 100% 30.07 in 1.5 mi East 11.5 mph - 0.01 in Rain Light Rain
4:23 PM 37.9 °F 30.0 °F 37.9 °F 100% 30.07 in 2.5 mi East 12.7 mph - 0.01 in   Overcast
4:54 PM 37.9 °F 32.1 °F 37.9 °F 100% 30.07 in 2.0 mi ENE 8.1 mph - 0.01 in Rain Light Rain
5:21 PM 37.9 °F 32.7 °F 37.9 °F 100% 30.05 in 3.0 mi East 6.9 mph - 0.01 in Rain Light Rain
5:29 PM 37.9 °F 32.7 °F 37.9 °F 100% 30.04 in 2.5 mi East 6.9 mph - 0.02 in Rain Light Rain
5:43 PM 37.9 °F 35.5 °F 37.9 °F 100% 30.04 in 1.5 mi NE 3.5 mph - 0.02 in Rain Light Rain
5:54 PM 39.0 °F 35.7 °F 37.9 °F 96% 30.05 in 1.2 mi North 4.6 mph - 0.04 in Rain Light Rain
6:11 PM 39.0 °F 34.8 °F 37.9 °F 96% 30.04 in 3.0 mi North 5.8 mph - 0.02 in Rain Light Rain
6:28 PM 39.0 °F 34.0 °F 39.0 °F 100% 30.05 in 2.5 mi NW 6.9 mph - 0.03 in Rain Light Rain
6:38 PM 39.0 °F 34.0 °F 39.0 °F 100% 30.04 in 1.8 mi NNW 6.9 mph - 0.04 in Rain Light Rain
6:54 PM 39.0 °F 34.0 °F 37.9 °F 96% 30.03 in 1.8 mi North 6.9 mph - 0.08 in Rain Rain
7:00 PM 39.0 °F 34.8 °F 37.9 °F 96% 30.02 in 3.0 mi North 5.8 mph - 0.01 in Rain Light Rain
7:34 PM 39.0 °F 34.8 °F 37.9 °F 96% 30.00 in 4.0 mi North 5.8 mph - 0.05 in Rain Light Rain
7:54 PM 39.0 °F 34.8 °F 37.9 °F 96% 30.01 in 5.0 mi North 5.8 mph - 0.06 in Rain Light Rain
8:36 PM 39.0 °F 33.4 °F 37.9 °F 96% 29.95 in 8.0 mi NE 8.1 mph - 0.05 in Rain Light Rain
8:54 PM 39.0 °F 35.7 °F 39.0 °F 100% 29.96 in 8.0 mi North 4.6 mph - 0.05 in Rain Light Rain
9:54 PM 39.0 °F 34.0 °F 39.0 °F 100% 29.94 in 8.0 mi NNW 6.9 mph - 0.04 in Rain Light Rain
10:54 PM 39.0 °F 32.8 °F 37.9 °F 96% 29.92 in 4.0 mi North 9.2 mph - 0.00 in   Overcast
11:54 PM 39.0 °F 34.8 °F 39.0 °F 100% 29.89 in 6.0 mi NW 5.8 mph - N/A   Overcast