Langley AFB, VA

1:54 PM EDT on April 19, 2018 (GMT -0400)
Langley Air Force Base

Weather History for KLFI - August, 2013

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Monday, August 19, 2013

  Actual Average Record
Temperature  
Mean Temperature 71 °F -  
Max Temperature 75 °F 83 °F 94 °F (1954)
Min Temperature 67 °F 71 °F 61 °F (1962)
Cooling Degree Days 6    
Growing Degree Days 21 (Base 50)    
Moisture  
Dew Point 69 °F    
Average Humidity 93    
Maximum Humidity 100    
Minimum Humidity 83    
Precipitation  
Precipitation 0.02 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.15 in    
Wind  
Wind Speed 3 mph (WSW)    
Max Wind Speed 8 mph    
Max Gust Speed -    
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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Daily Weather History Graph

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Astronomy

Aug. 19, 2013 Rise Set
Actual Time 6:25 AM EDT 7:51 PM EDT
Civil Twilight 5:58 AM EDT 8:18 PM EDT
Nautical Twilight 5:25 AM EDT 8:51 PM EDT
Astronomical Twilight 4:50 AM EDT 9:26 PM EDT
Moon 6:41 PM EDT 4:43 AM EDT
Length of Visible Light 14h 20m
Length of Day
13h 26m
Waxing Gibbous, 97% of the Moon is Illuminated
Aug 19
Waxing Gibbous
Aug 20
Full
Aug 28
Last Quarter
Sep 5
New
Sep 12
First Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:00 AM 69.8 °F 69.8 °F 100% 30.20 in 10.0 mi NNE 2.3 mph - N/A Rain Light Rain
12:12 AM 69.8 °F 69.8 °F 100% 30.20 in 10.0 mi NNE 2.3 mph - N/A   Overcast
12:57 AM 68.0 °F 68.0 °F 100% 30.20 in 10.0 mi NNE 4.6 mph - N/A   Overcast
12:58 AM 68.7 °F 68.0 °F 98% 30.22 in 10.0 mi NNE 3.5 mph - 0.00 in   Overcast
1:28 AM 68.0 °F 68.0 °F 100% 30.19 in 10.0 mi Calm Calm - N/A   Overcast
1:38 AM 68.0 °F 66.2 °F 94% 30.18 in 10.0 mi NE 3.5 mph - N/A   Overcast
1:43 AM 69.8 °F 66.2 °F 88% 30.18 in 10.0 mi North 1.2 mph - N/A   Overcast
1:58 AM 68.5 °F 68.4 °F 99% 30.20 in 10.0 mi Calm Calm - N/A   Overcast
2:58 AM 68.7 °F 67.6 °F 96% 30.18 in 10.0 mi Calm Calm - N/A   Overcast
3:58 AM 68.2 °F 68.2 °F 100% 30.17 in 10.0 mi West 2.3 mph - N/A   Overcast
4:33 AM 68.0 °F 68.0 °F 100% 30.15 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
4:38 AM 68.0 °F 68.0 °F 100% 30.15 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
4:58 AM 67.3 °F 67.3 °F 100% 30.17 in 10.0 mi Calm Calm - N/A   Overcast
5:13 AM 68.0 °F 68.0 °F 100% 30.16 in 10.0 mi Calm Calm - N/A   Overcast
5:43 AM 68.0 °F 68.0 °F 100% 30.16 in 10.0 mi WSW 1.2 mph - N/A   Overcast
5:58 AM 68.2 °F 68.2 °F 100% 30.18 in 10.0 mi WNW 2.3 mph - N/A   Overcast
6:03 AM 68.0 °F 68.0 °F 100% 30.17 in 10.0 mi NW 1.2 mph - N/A   Overcast
6:23 AM 68.0 °F 68.0 °F 100% 30.17 in 10.0 mi West 2.3 mph - N/A   Overcast
6:33 AM 68.0 °F 68.0 °F 100% 30.17 in 10.0 mi Calm Calm - N/A   Overcast
6:38 AM 68.0 °F 68.0 °F 100% 30.17 in 10.0 mi West 1.2 mph - N/A   Overcast
6:57 AM 68.0 °F 68.0 °F 100% 30.17 in 10.0 mi North 1.2 mph - N/A Rain Light Rain
6:58 AM 68.4 °F 68.4 °F 100% 30.19 in 10.0 mi North 1.2 mph - N/A Rain Light Rain
7:14 AM 68.0 °F 68.0 °F 100% 30.17 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:21 AM 68.0 °F 68.0 °F 100% 30.17 in 10.0 mi Calm Calm - N/A Rain Light Rain
7:22 AM 68.0 °F 68.0 °F 100% 30.17 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:27 AM 68.0 °F 68.0 °F 100% 30.17 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
7:48 AM 69.8 °F 69.8 °F 100% 30.17 in 10.0 mi Calm Calm - N/A Rain Light Rain
7:58 AM 69.8 °F 69.4 °F 99% 30.19 in 10.0 mi North - - 0.00 in Rain Light Rain
8:01 AM 69.8 °F 69.8 °F 100% 30.17 in 10.0 mi Calm Calm - N/A   Overcast
8:11 AM 69.8 °F 68.0 °F 94% 30.18 in 10.0 mi West 2.3 mph - N/A Rain Light Rain
8:58 AM 70.9 °F 67.5 °F 89% 30.19 in 10.0 mi Calm Calm - 0.00 in Rain Light Rain
9:33 AM 71.6 °F 68.0 °F 88% 30.17 in 8.0 mi NNW 2.3 mph - N/A Rain Light Rain
9:43 AM 71.6 °F 68.0 °F 88% 30.18 in 9.0 mi NNE 1.2 mph - N/A Rain Light Rain
9:58 AM 71.8 °F 67.5 °F 86% 30.19 in 10.0 mi Variable 1.2 mph - 0.01 in Rain Light Rain
10:08 AM 71.6 °F 68.0 °F 88% 30.17 in 10.0 mi NE 2.3 mph - N/A Rain Light Rain
10:43 AM 73.4 °F 68.0 °F 83% 30.17 in 10.0 mi SW 3.5 mph - N/A Rain Light Rain
10:48 AM 71.6 °F 68.0 °F 88% 30.17 in 10.0 mi SW 3.5 mph - N/A   Overcast
10:53 AM 71.6 °F 66.2 °F 83% 30.17 in 10.0 mi SSE 1.2 mph - N/A   Mostly Cloudy
10:54 AM 71.6 °F 66.2 °F 83% 30.17 in 10.0 mi Variable 1.2 mph - N/A Rain Light Rain
10:58 AM 72.3 °F 66.7 °F 83% 30.18 in 10.0 mi SE 3.5 mph - 0.00 in Rain Light Rain
11:03 AM 73.4 °F 68.0 °F 83% 30.16 in 10.0 mi ESE 4.6 mph - N/A Rain Light Rain
11:23 AM 73.4 °F 68.0 °F 83% 30.17 in 10.0 mi SE 3.5 mph - N/A Rain Light Rain
11:28 AM 73.4 °F 68.0 °F 83% 30.17 in 10.0 mi South 3.5 mph - N/A Rain Light Rain
11:38 AM 73.4 °F 68.0 °F 83% 30.16 in 10.0 mi South 3.5 mph - N/A   Overcast
11:40 AM 73.4 °F 68.0 °F 83% 30.16 in 10.0 mi South 4.6 mph - N/A Rain Light Rain
11:58 AM 73.2 °F 68.2 °F 84% 30.17 in 10.0 mi SSE 4.6 mph - 0.00 in Rain Light Rain
12:23 PM 73.4 °F 68.0 °F 83% 30.15 in 10.0 mi SSW 3.5 mph - N/A Rain Light Rain
12:56 PM 71.6 °F 69.8 °F 94% 30.18 in 10.0 mi SSW 5.8 mph - N/A Rain Light Rain
12:59 PM 71.6 °F 68.0 °F 88% 30.16 in 10.0 mi SSW 4.6 mph - N/A Rain Light Rain
1:19 PM 71.6 °F 69.8 °F 94% 30.16 in 10.0 mi WSW 5.8 mph - N/A Rain Light Rain
1:24 PM 71.6 °F 69.8 °F 94% 30.16 in 10.0 mi WSW 5.8 mph - N/A Rain Light Rain
1:58 PM 72.9 °F 70.5 °F 92% 30.16 in 10.0 mi SW 4.6 mph - 0.01 in   Light Drizzle
1:59 PM 73.4 °F 69.8 °F 88% 30.14 in 10.0 mi SW 5.8 mph - N/A   Partly Cloudy
2:14 PM 73.4 °F 71.6 °F 94% 30.15 in 10.0 mi WSW 8.1 mph - N/A   Mostly Cloudy
2:44 PM 73.4 °F 71.6 °F 94% 30.14 in 10.0 mi WSW 6.9 mph - N/A   Overcast
2:49 PM 73.4 °F 71.6 °F 94% 30.14 in 10.0 mi SW 8.1 mph - N/A   Overcast
2:54 PM 73.4 °F 69.8 °F 88% 30.14 in 10.0 mi WSW 5.8 mph - N/A   Mostly Cloudy
2:58 PM 73.8 °F 70.3 °F 89% 30.16 in 10.0 mi SW 8.1 mph - 0.00 in   Mostly Cloudy
3:03 PM 73.4 °F 69.8 °F 88% 30.13 in 10.0 mi SSW 6.9 mph - N/A   Mostly Cloudy
3:08 PM 73.4 °F 69.8 °F 88% 30.13 in 10.0 mi SW 8.1 mph - N/A   Overcast
3:18 PM 73.4 °F 69.8 °F 88% 30.12 in 10.0 mi South 8.1 mph - N/A   Overcast
3:53 PM 73.4 °F 71.6 °F 94% 30.12 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
3:58 PM 74.1 °F 70.9 °F 90% 30.14 in 10.0 mi West 6.9 mph - N/A   Mostly Cloudy
4:23 PM 75.2 °F 69.8 °F 83% 30.10 in 10.0 mi SSW 5.8 mph - N/A   Overcast
4:28 PM 75.2 °F 69.8 °F 83% 30.10 in 10.0 mi South 6.9 mph - N/A   Overcast
4:43 PM 75.2 °F 69.8 °F 83% 30.10 in 10.0 mi South 6.9 mph - N/A   Overcast
4:58 PM 74.8 °F 70.2 °F 85% 30.13 in 10.0 mi SW 3.5 mph - N/A   Overcast
5:43 PM 75.2 °F 69.8 °F 83% 30.11 in 10.0 mi WSW 5.8 mph - N/A   Scattered Clouds
5:58 PM 75.2 °F 70.5 °F 85% 30.12 in 10.0 mi SW 4.6 mph - N/A   Scattered Clouds
6:38 PM 75.2 °F 71.6 °F 89% 30.10 in 10.0 mi West 3.5 mph - N/A   Mostly Cloudy
6:48 PM 73.4 °F 71.6 °F 94% 30.10 in 10.0 mi WSW 2.3 mph - N/A   Mostly Cloudy
6:58 PM 74.1 °F 71.4 °F 91% 30.12 in 10.0 mi SW 3.5 mph - N/A   Overcast
7:03 PM 73.4 °F 71.6 °F 94% 30.10 in 10.0 mi West 2.3 mph - N/A   Overcast
7:48 PM 73.4 °F 73.4 °F 100% 30.10 in 10.0 mi WSW 3.5 mph - N/A   Overcast
7:58 PM 73.4 °F 72.9 °F 98% 30.13 in 10.0 mi WSW 4.6 mph - N/A   Overcast
8:23 PM 73.4 °F 71.6 °F 94% 30.10 in 10.0 mi WSW 3.5 mph - N/A   Mostly Cloudy
8:58 PM 72.5 °F 72.1 °F 99% 30.13 in 10.0 mi WSW 2.3 mph - N/A   Mostly Cloudy
9:03 PM 71.6 °F 71.6 °F 100% 30.11 in 10.0 mi West 1.2 mph - N/A   Mostly Cloudy
9:33 PM 71.6 °F 71.6 °F 100% 30.13 in 10.0 mi SW 1.2 mph - N/A   Mostly Cloudy
9:58 PM 71.2 °F 71.2 °F 100% 30.15 in 10.0 mi NW 1.2 mph - N/A   Overcast
10:03 PM 71.6 °F 71.6 °F 100% 30.13 in 10.0 mi Calm Calm - N/A   Overcast
10:08 PM 71.6 °F 71.6 °F 100% 30.13 in 10.0 mi West 1.2 mph - N/A   Overcast
10:31 PM 71.6 °F 71.6 °F 100% 30.13 in 10.0 mi Calm Calm - N/A Rain Light Rain
10:32 PM 71.6 °F 71.6 °F 100% 30.13 in 10.0 mi Calm Calm - N/A   Mostly Cloudy
10:47 PM 71.6 °F 71.6 °F 100% 30.12 in 10.0 mi Calm Calm - N/A   Scattered Clouds
10:58 PM 70.7 °F 70.7 °F 100% 30.15 in 10.0 mi Calm Calm - 0.00 in   Partly Cloudy
11:58 PM 69.1 °F 69.1 °F 100% 30.14 in 10.0 mi Calm Calm - N/A   Clear