Weather History for Andrews AFB, MD

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Thursday, March 21, 2013

  Actual Average Record
Temperature  
Mean Temperature 34 °F -  
Max Temperature 40 °F 53 °F 71 °F (2011)
Min Temperature 28 °F 33 °F 23 °F (2009)
Degree Days  
Heating Degree Days 30    
Moisture  
Dew Point 14 °F    
Average Humidity 46    
Maximum Humidity 75    
Minimum Humidity 30    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.81 in    
Wind  
Wind Speed 15 mph (NW)    
Max Wind Speed 22 mph    
Max Gust Speed 29 mph    
Visibility 10 miles    
Events Rain    
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

Mar. 21, 2013 Rise Set
Actual Time 7:09 AM EDT 7:20 PM EDT
Civil Twilight 6:42 AM EDT 7:47 PM EDT
Nautical Twilight 6:11 AM EDT 8:18 PM EDT
Astronomical Twilight 5:39 AM EDT 8:50 PM EDT
Moon 1:51 PM EDT (3/21) 3:26 AM EDT (3/21)
Length of Visible Light 13h 04m
Length of Day
12h 11m
Waxing Gibbous, 68% of the Moon is Illuminated
Mar 21
Waxing Gibbous
Mar 27
Full
Apr 3
Last Quarter
Apr 10
New
Apr 18
First Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:55 AM 40.3 °F 34.4 °F 22.6 °F 49% 29.81 in 10.0 mi NNW 9.2 mph - N/A   Partly Cloudy
1:55 AM 38.5 °F 30.3 °F 23.0 °F 54% 29.78 in 10.0 mi North 13.8 mph 23.0 mph N/A   Clear
2:55 AM 37.8 °F 29.4 °F 22.5 °F 54% 29.78 in 10.0 mi NNW 13.8 mph - N/A   Overcast
3:55 AM 35.8 °F 26.5 °F 21.2 °F 55% 29.78 in 10.0 mi NNW 15.0 mph 20.7 mph N/A   Clear
4:55 AM 33.4 °F 22.3 °F 25.2 °F 72% 29.79 in 10.0 mi North 18.4 mph 24.2 mph N/A   Scattered Clouds
5:02 AM 33.8 °F 23.2 °F 24.8 °F 70% 29.79 in 10.0 mi North 17.3 mph 24.2 mph N/A   Mostly Cloudy
5:21 AM 32.0 °F 22.1 °F 24.8 °F 75% 29.80 in 10.0 mi North 13.8 mph - N/A   Mostly Cloudy
5:55 AM 32.4 °F 23.0 °F 24.3 °F 72% 29.81 in 10.0 mi North 12.7 mph - N/A   Overcast
6:27 AM 32.0 °F 20.5 °F 21.2 °F 64% 29.81 in 10.0 mi NNW 18.4 mph - N/A Rain Light Rain
6:55 AM 32.0 °F 22.5 °F 19.9 °F 61% 29.81 in 10.0 mi NNW 12.7 mph 23.0 mph 0.00 in   Clear
7:03 AM 32.0 °F 22.5 °F 19.4 °F 60% 29.81 in 10.0 mi North 12.7 mph - N/A   Clear
7:55 AM 33.3 °F 22.5 °F 13.6 °F 44% 29.81 in 10.0 mi NNW 17.3 mph 23.0 mph 0.00 in   Clear
7:56 AM 33.8 °F 22.5 °F 14.0 °F 44% 29.81 in 10.0 mi NW 19.6 mph 23.0 mph N/A Rain Light Rain
8:07 AM 33.8 °F 23.5 °F 14.0 °F 44% 29.82 in 10.0 mi NNW 16.1 mph 26.5 mph N/A   Clear
8:11 AM 32.0 °F 20.1 °F 15.8 °F 51% 29.82 in 10.0 mi North 19.6 mph 26.5 mph N/A Rain Light Rain
8:21 AM 32.0 °F 20.8 °F 15.8 °F 51% 29.82 in 10.0 mi North 17.3 mph - N/A   Clear
8:55 AM 33.4 °F 22.3 °F 10.9 °F 39% 29.81 in 10.0 mi NW 18.4 mph 23.0 mph 0.00 in   Clear
9:55 AM 33.1 °F 23.4 °F 10.8 °F 40% 29.80 in 10.0 mi NNW 13.8 mph 24.2 mph N/A   Scattered Clouds
10:55 AM 35.1 °F 27.4 °F 11.3 °F 37% 29.80 in 10.0 mi NNW 10.4 mph 20.7 mph N/A   Mostly Cloudy
11:55 AM 36.0 °F 26.0 °F 11.1 °F 36% 29.79 in 10.0 mi WNW 17.3 mph - N/A   Mostly Cloudy
12:55 PM 36.3 °F 27.1 °F 10.4 °F 34% 29.78 in 10.0 mi WNW 15.0 mph 21.9 mph N/A   Scattered Clouds
1:55 PM 37.8 °F 28.0 °F 9.7 °F 31% 29.77 in 10.0 mi WNW 18.4 mph 25.3 mph N/A   Mostly Cloudy
2:55 PM 37.4 °F 28.5 °F 8.6 °F 30% 29.77 in 10.0 mi NW 15.0 mph 23.0 mph N/A   Mostly Cloudy
3:55 PM 36.5 °F 26.3 °F 7.5 °F 30% 29.77 in 10.0 mi NW 18.4 mph 24.2 mph N/A   Scattered Clouds
4:55 PM 34.7 °F 23.1 °F 7.5 °F 32% 29.78 in 10.0 mi WNW 21.9 mph 28.8 mph N/A   Scattered Clouds
5:55 PM 33.6 °F 22.9 °F 6.3 °F 32% 29.80 in 10.0 mi West 17.3 mph 24.2 mph N/A   Mostly Cloudy
6:55 PM 33.1 °F 22.2 °F 6.3 °F 32% 29.83 in 10.0 mi NW 17.3 mph 24.2 mph N/A   Mostly Cloudy
7:55 PM 31.6 °F 20.7 °F 5.2 °F 33% 29.85 in 10.0 mi WNW 16.1 mph 21.9 mph N/A   Partly Cloudy
8:55 PM 30.9 °F 18.4 °F 6.1 °F 35% 29.87 in 10.0 mi NW 20.7 mph 25.3 mph N/A   Clear
9:55 PM 30.2 °F 20.8 °F 5.9 °F 36% 29.90 in 10.0 mi WNW 11.5 mph 23.0 mph N/A   Clear
10:55 PM 29.8 °F 18.9 °F 6.1 °F 37% 29.91 in 10.0 mi WNW 15.0 mph - N/A   Clear
11:55 PM 28.9 °F 20.4 °F 7.0 °F 40% 29.91 in 10.0 mi West 9.2 mph - N/A   Clear