Langley AFB, VA

3:10 PM EDT on March 24, 2017 (GMT -0400)
Langley Air Force Base

Weather History for KLFI - September, 2013

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Wednesday, September 4, 2013

  Actual Average Record
Temperature  
Mean Temperature 75 °F -  
Max Temperature 82 °F 81 °F 98 °F (1944)
Min Temperature 69 °F 69 °F 51 °F (1997)
Cooling Degree Days 10    
Growing Degree Days 25 (Base 50)    
Moisture  
Dew Point 65 °F    
Average Humidity 75    
Maximum Humidity 100    
Minimum Humidity 51    
Precipitation  
Precipitation 0.00 in - - ()
Sea Level Pressure  
Sea Level Pressure 30.06 in    
Wind  
Wind Speed 5 mph (North)    
Max Wind Speed 12 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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Date:

Astronomy

Sep. 04, 2013 Rise Set
Actual Time 6:38 AM EDT 7:29 PM EDT
Civil Twilight 6:12 AM EDT 7:55 PM EDT
Nautical Twilight 5:41 AM EDT 8:26 PM EDT
Astronomical Twilight 5:08 AM EDT 8:59 PM EDT
Moon 5:48 AM EDT (9/4) 6:48 PM EDT (9/4)
Length of Visible Light 13h 43m
Length of Day
12h 50m
Waning Crescent, 1% of the Moon is Illuminated
Sep 4
Waning Crescent
Sep 5
New
Sep 12
First Quarter
Sep 19
Full
Sep 26
Last Quarter

Hourly Weather History & Observations

Time (EDT) Temp. Heat Index Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:58 AM 69.8 °F - 69.8 °F 100% 29.97 in 10.0 mi West 3.5 mph - N/A   Clear
1:22 AM 69.8 °F - 69.8 °F 100% 29.94 in 10.0 mi Calm Calm - N/A Rain Light Rain
1:34 AM 69.8 °F - 69.8 °F 100% 29.94 in 10.0 mi NW 4.6 mph - N/A   Clear
1:58 AM 71.2 °F - 71.2 °F 100% 29.97 in 10.0 mi WNW 6.9 mph - 0.00 in   Clear
2:58 AM 70.9 °F - 70.9 °F 100% 29.99 in 10.0 mi NNW 5.8 mph - N/A   Clear
3:58 AM 71.1 °F - 67.1 °F 87% 30.00 in 10.0 mi NNE 6.9 mph - N/A   Mostly Cloudy
4:58 AM 72.1 °F - 64.2 °F 76% 30.01 in 10.0 mi NNE 9.2 mph - N/A   Clear
5:58 AM 70.9 °F - 64.2 °F 79% 30.02 in 10.0 mi North 11.5 mph - N/A   Partly Cloudy
6:58 AM 70.7 °F - 59.9 °F 69% 30.04 in 10.0 mi North 6.9 mph - N/A   Overcast
7:58 AM 70.7 °F - 60.1 °F 69% 30.07 in 10.0 mi North 5.8 mph - N/A   Mostly Cloudy
8:58 AM 73.4 °F - 61.9 °F 67% 30.08 in 10.0 mi North 9.2 mph - N/A   Partly Cloudy
9:58 AM 75.0 °F - 62.6 °F 65% 30.10 in 10.0 mi NNE 8.1 mph - N/A   Partly Cloudy
10:58 AM 75.9 °F - 62.8 °F 64% 30.11 in 10.0 mi North 6.9 mph - N/A   Clear
11:58 AM 76.8 °F - 62.1 °F 60% 30.11 in 10.0 mi East 4.6 mph - N/A   Clear
12:58 PM 78.4 °F - 62.4 °F 58% 30.11 in 10.0 mi ENE 8.1 mph - N/A   Clear
1:58 PM 79.9 °F - 62.4 °F 55% 30.10 in 10.0 mi Variable 3.5 mph - N/A   Partly Cloudy
2:02 PM 80.6 °F 81.8 °F 62.6 °F 54% 30.08 in 10.0 mi East 6.9 mph - N/A   Clear
2:05 PM 80.6 °F 81.8 °F 62.6 °F 54% 30.08 in 10.0 mi East 4.6 mph - N/A   Clear
2:07 PM 80.6 °F 81.5 °F 60.8 °F 51% 30.08 in 10.0 mi Variable 1.2 mph - N/A   Light Drizzle
2:12 PM 80.6 °F 81.8 °F 62.6 °F 54% 30.08 in 10.0 mi Variable 2.3 mph - N/A   Clear
2:58 PM 79.7 °F - 64.0 °F 59% 30.09 in 10.0 mi SE 6.9 mph - 0.00 in   Mostly Cloudy
3:58 PM 81.1 °F 83.1 °F 65.5 °F 59% 30.07 in 10.0 mi NE 5.8 mph - N/A   Clear
4:58 PM 80.4 °F 81.6 °F 62.6 °F 54% 30.07 in 10.0 mi West 6.9 mph - N/A   Clear
5:58 PM 80.1 °F 81.6 °F 63.7 °F 57% 30.06 in 10.0 mi West 4.6 mph - N/A   Clear
6:58 PM 78.3 °F - 65.7 °F 65% 30.06 in 10.0 mi WNW 3.5 mph - N/A   Clear
7:58 PM 73.2 °F - 65.5 °F 77% 30.07 in 10.0 mi East 2.3 mph - N/A   Clear
8:08 PM 73.4 °F - 64.4 °F 73% 30.05 in 10.0 mi ENE 1.2 mph - N/A Rain Light Rain
8:14 PM 73.4 °F - 66.2 °F 78% 30.05 in 10.0 mi Calm Calm - N/A   Clear
8:58 PM 70.7 °F - 67.1 °F 88% 30.09 in 10.0 mi Calm Calm - 0.00 in   Clear
9:58 PM 69.8 °F - 67.6 °F 93% 30.09 in 10.0 mi SSW 2.3 mph - N/A   Partly Cloudy
10:51 PM 69.8 °F - 68.0 °F 94% 30.07 in 10.0 mi South 3.5 mph - N/A Rain Light Rain
10:58 PM 70.3 °F - 68.7 °F 95% 30.10 in 10.0 mi SSW 2.3 mph - 0.00 in Rain Light Rain
11:03 PM 69.8 °F - 68.0 °F 94% 30.08 in 10.0 mi SW 3.5 mph - N/A   Clear
11:58 PM 69.6 °F - 67.5 °F 93% 30.10 in 10.0 mi SSW 3.5 mph - 0.00 in   Clear