TYSON'S CORNER, VIRGINIA

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Elevation: 15 meters Latitude: 38 55N Longitude: 077 14W

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Number of Records: 400,079; Date Range: 1/1/95 - 3/22/16

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WEATHER ALMANAC - 31 OCTOBER, 2014

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	11.4 ^°C	14.4 ^°C (1:52 pm)	8.9 ^°C (2:52 am)
Dewpoint	2.2 ^°C	4.4 ^°C (5:52 am)	0 ^°C (1:52 pm)
Humidity	54.5 ^%	71 ^% (4:52 am)	37 ^% (1:52 pm)
Barometer	1014.2 ^hPa	1017.3 hPa (12:52 am)	1010.5 hPa (11:52 pm)
Wind Speed	9 ^km/h	16.7 ^km/h (11:52 pm)

Weather Element	Average
Visibility	16.1 ^km
Wind Direction	ESE (96.3 °)

Weather Element	Total
Precipitation	---
Heating Degree Days	6.7 (Base 18.3)
Growing Degree Days	1.7 (Base 10)

Averaged from 24 records on 31 October, 2014

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 31 OCTOBER, 2014

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Conditions
12:52 AM	9.4 ^°C	2.2 ^°C	61 ^%	1017.3 hPa	16.1 ^km	NW (320°)	9.3 ^km/h	Partly Cloudy
1:52 AM	9.4 ^°C	2.2 ^°C	61 ^%	1017.3 hPa	16.1 ^km	NNW (340°)	5.6 ^km/h	Partly Cloudy
2:52 AM	8.9 ^°C	2.8 ^°C	66 ^%	1016.9 hPa	16.1 ^km	Calm		Scattered Clouds
3:52 AM	8.9 ^°C	2.2 ^°C	63 ^%	1016.6 hPa	16.1 ^km	North (360°)	5.6 ^km/h	Scattered Clouds
4:52 AM	8.9 ^°C	3.9 ^°C	71 ^%	1016.6 hPa	16.1 ^km	NE (50°)	7.4 ^km/h	Scattered Clouds
5:52 AM	9.4 ^°C	4.4 ^°C	71 ^%	1016.6 hPa	16.1 ^km	NE (50°)	7.4 ^km/h	Mostly Cloudy
6:52 AM	9.4 ^°C	2.8 ^°C	64 ^%	1016.3 hPa	16.1 ^km	East (90°)	5.6 ^km/h	Mostly Cloudy
7:52 AM	8.9 ^°C	2.8 ^°C	66 ^%	1016.3 hPa	16.1 ^km	NNE (20°)	7.4 ^km/h	Mostly Cloudy
8:52 AM	10 ^°C	3.9 ^°C	66 ^%	1016.3 hPa	16.1 ^km	NE (40°)	7.4 ^km/h	Mostly Cloudy
9:52 AM	10.6 ^°C	4.4 ^°C	66 ^%	1016.3 hPa	16.1 ^km	NE (40°)	5.6 ^km/h	Overcast
10:52 AM	11.7 ^°C	3.9 ^°C	59 ^%	1015.9 hPa	16.1 ^km	ENE (60°)	9.3 ^km/h	Overcast
11:52 AM	13.3 ^°C	2.8 ^°C	49 ^%	1014.9 hPa	16.1 ^km	NE (40°)	11.1 ^km/h	Mostly Cloudy
12:52 PM	13.9 ^°C	1.7 ^°C	44 ^%	1014.2 hPa	16.1 ^km	NE (50°)	9.3 ^km/h	Mostly Cloudy
1:52 PM	14.4 ^°C	0 ^°C	37 ^%	1013.2 hPa	16.1 ^km	ENE (70°)	9.3 ^km/h	Overcast
2:52 PM	13.9 ^°C	0 ^°C	39 ^%	1012.2 hPa	16.1 ^km	NE (40°)	5.6 ^km/h	Overcast
3:52 PM	14 ^°C	1 ^°C	41 ^%	1011.9 hPa	16.1 ^km	NE (40°)	11.1 ^km/h	Overcast
4:52 PM	13 ^°C	1 ^°C	44 ^%	1011.5 hPa	16.1 ^km	ENE (60°)	7.4 ^km/h	Mostly Cloudy
5:52 PM	13.3 ^°C	0.6 ^°C	42 ^%	1011.5 hPa	16.1 ^km	ENE (60°)	13 ^km/h	Mostly Cloudy
6:52 PM	12.8 ^°C	0.6 ^°C	43 ^%	1011.9 hPa	16.1 ^km	NE (40°)	11.1 ^km/h	Mostly Cloudy
7:52 PM	12.2 ^°C	1.7 ^°C	49 ^%	1011.2 hPa	16.1 ^km	ENE (70°)	11.1 ^km/h	Mostly Cloudy
8:52 PM	12.2 ^°C	1.1 ^°C	47 ^%	1011.2 hPa	16.1 ^km	NE (40°)	13 ^km/h	Mostly Cloudy
9:52 PM	12.2 ^°C	1.1 ^°C	47 ^%	1011.2 hPa	16.1 ^km	North (360°)	11.1 ^km/h	Overcast
10:52 PM	11.1 ^°C	2.8 ^°C	57 ^%	1011.2 hPa	16.1 ^km	NE (50°)	14.8 ^km/h	Scattered Clouds
11:52 PM	11.1 ^°C	2.2 ^°C	54 ^%	1010.5 hPa	16.1 ^km	NNE (20°)	16.7 ^km/h	Overcast

Hourly data recorded from KDCA, located 0 kilometers away from Tyson's Corner, Virginia