Annapolis Naval Academy, MD

11:58 AM EST on December 15, 2017 (GMT -0500)
Annapolis Naval Academy

Weather History for KNAK - December, 2012

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Saturday, December 29, 2012

  Actual Average (KBWI) Record (KBWI)
Temperature  
Mean Temperature 38 °F -  
Max Temperature 42 °F 43 °F 77 °F (1984)
Min Temperature 35 °F 27 °F 2 °F (1917)
Degree Days  
Heating Degree Days 26    
Moisture  
Dew Point 33 °F    
Average Humidity 82    
Maximum Humidity 93    
Minimum Humidity 60    
Precipitation  
Precipitation 0.14 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.75 in    
Wind  
Wind Speed 7 mph (NNE)    
Max Wind Speed 16 mph    
Max Gust Speed 25 mph    
Visibility 5 miles    
Events Rain , Snow    
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 29, 2012 Rise Set
Actual Time 7:24 AM EST 4:52 PM EST
Civil Twilight 6:54 AM EST 5:22 PM EST
Nautical Twilight 6:20 AM EST 5:55 PM EST
Astronomical Twilight 5:48 AM EST 6:28 PM EST
Moon 6:22 PM EST (12/29) 7:57 AM EST (12/29)
Length of Visible Light 10h 27m
Length of Day
9h 27m
Full, 98% of the Moon is Illuminated
Dec 29
Full
Jan 4
Last Quarter
Jan 11
New
Jan 18
First Quarter
Jan 26
Full

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:54 AM 39.0 °F 33.4 °F 28.9 °F 67% 30.04 in 10.0 mi ESE 8.1 mph - N/A   Clear
1:54 AM 39.0 °F 34.8 °F 30.0 °F 70% 30.02 in 10.0 mi ESE 5.8 mph - N/A   Clear
2:54 AM 39.0 °F 35.7 °F 30.9 °F 73% 30.02 in 10.0 mi ESE 4.6 mph - N/A   Mostly Cloudy
3:54 AM 39.9 °F 36.7 °F 32.0 °F 73% 29.99 in 10.0 mi ENE 4.6 mph - N/A   Overcast
4:54 AM 39.9 °F 34.5 °F 33.1 °F 77% 29.94 in 9.0 mi East 8.1 mph - N/A   Overcast
5:54 AM 39.9 °F 32.1 °F 34.0 °F 79% 29.89 in 8.0 mi SE 13.8 mph - N/A   Mostly Cloudy
6:41 AM 39.9 °F 32.5 °F 35.1 °F 83% 29.87 in 8.0 mi ESE 12.7 mph - N/A   Overcast
6:54 AM 39.9 °F 32.1 °F 35.1 °F 83% 29.87 in 8.0 mi ESE 13.8 mph - N/A   Overcast
7:31 AM 39.9 °F 33.4 °F 34.0 °F 79% 29.82 in 9.0 mi ESE 10.4 mph - N/A   Overcast
7:54 AM 39.9 °F 32.9 °F 33.1 °F 77% 29.82 in 9.0 mi ESE 11.5 mph - N/A   Overcast
8:54 AM 41.0 °F 33.1 °F 32.0 °F 70% 29.78 in 8.0 mi ESE 15.0 mph - N/A   Overcast
9:54 AM 37.9 °F 33.5 °F 32.0 °F 79% 29.81 in 2.5 mi SSE 5.8 mph - 0.00 in Rain Rain
10:06 AM 37.0 °F 34.5 °F 33.1 °F 86% 29.79 in 1.5 mi South 3.5 mph - 0.01 in Snow Light Snow
10:17 AM 37.0 °F - 33.1 °F 86% 29.79 in 2.5 mi Calm Calm - 0.01 in Snow Light Snow
10:26 AM 37.0 °F - 33.1 °F 86% 29.79 in 1.8 mi Calm Calm - 0.02 in Snow Light Snow
10:40 AM 36.0 °F - 33.1 °F 89% 29.78 in 1.2 mi Calm Calm - 0.03 in Snow Light Snow
10:54 AM 36.0 °F - 33.1 °F 89% 29.77 in 1.2 mi Calm Calm - 0.04 in Snow Light Snow
11:13 AM 35.1 °F 30.1 °F 33.1 °F 92% 29.74 in 0.8 mi ESE 5.8 mph - 0.03 in Snow Light Snow
11:21 AM 35.1 °F 31.0 °F 33.1 °F 92% 29.74 in 0.8 mi ESE 4.6 mph - 0.03 in Snow Light Snow
11:32 AM 35.1 °F 31.0 °F 33.1 °F 92% 29.72 in 0.8 mi ESE 4.6 mph - 0.05 in Snow Light Snow
11:54 AM 35.1 °F - 33.1 °F 92% 29.71 in 0.8 mi Calm Calm - 0.07 in Snow Light Snow
12:04 PM 35.1 °F - 32.0 °F 89% 29.69 in 1.0 mi Calm Calm - 0.00 in Snow Light Snow
12:20 PM 35.1 °F - 33.1 °F 92% 29.67 in 0.8 mi Calm Calm - 0.02 in Snow Light Snow
12:33 PM 35.1 °F 32.2 °F 33.1 °F 92% 29.66 in 1.2 mi North 3.5 mph - 0.02 in Snow Light Snow
12:46 PM 36.0 °F 32.1 °F 33.1 °F 89% 29.65 in 2.0 mi NNW 4.6 mph - 0.02 in Snow Light Snow
12:54 PM 36.0 °F 33.3 °F 33.1 °F 89% 29.66 in 2.5 mi NNW 3.5 mph - 0.02 in   Overcast
1:04 PM 36.0 °F - 34.0 °F 93% 29.64 in 3.0 mi Calm Calm - 0.00 in Rain Light Rain
1:14 PM 36.0 °F - 33.1 °F 89% 29.62 in 4.0 mi Calm Calm - 0.00 in Rain Light Rain
1:36 PM 36.0 °F 33.3 °F 34.0 °F 93% 29.62 in 3.0 mi NNW 3.5 mph - 0.01 in   Overcast
1:54 PM 37.0 °F 32.4 °F 34.0 °F 89% 29.61 in 4.0 mi NNW 5.8 mph - 0.01 in   Overcast
2:54 PM 37.9 °F 32.7 °F 35.1 °F 89% 29.59 in 4.0 mi NNW 6.9 mph - N/A   Overcast
3:39 PM 37.9 °F 34.4 °F 35.1 °F 89% 29.58 in 5.0 mi WNW 4.6 mph - N/A   Overcast
3:54 PM 37.9 °F 34.4 °F 35.1 °F 89% 29.59 in 6.0 mi WNW 4.6 mph - N/A   Mostly Cloudy
4:54 PM 37.9 °F 34.4 °F 35.1 °F 89% 29.59 in 6.0 mi WNW 4.6 mph - N/A   Mostly Cloudy
5:06 PM 37.9 °F 33.5 °F 35.1 °F 89% 29.58 in 6.0 mi WNW 5.8 mph - N/A   Partly Cloudy
5:54 PM 37.9 °F 33.5 °F 35.1 °F 89% 29.62 in 7.0 mi WNW 5.8 mph - N/A   Overcast
6:54 PM 39.9 °F 33.4 °F 34.0 °F 79% 29.65 in 9.0 mi WNW 10.4 mph - N/A   Overcast
7:54 PM 42.1 °F 35.2 °F 32.0 °F 67% 29.67 in 10.0 mi WNW 12.7 mph - N/A   Overcast
8:54 PM 42.1 °F 34.2 °F 28.9 °F 60% 29.71 in 10.0 mi WNW 16.1 mph 25.3 mph N/A   Overcast
9:54 PM 41.0 °F 34.7 °F 28.0 °F 60% 29.75 in 10.0 mi WNW 10.4 mph 23.0 mph N/A   Overcast
10:54 PM 41.0 °F 34.3 °F 28.0 °F 60% 29.78 in 10.0 mi WNW 11.5 mph 21.9 mph N/A   Overcast
11:54 PM 39.9 °F 33.9 °F 28.0 °F 63% 29.79 in 10.0 mi WNW 9.2 mph 18.4 mph N/A   Overcast