RESTON, VIRGINIA

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Elevation: 88 meters Latitude: 38 57N Longitude: 077 27W

WEATHER

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Number of Records: 213,900; Date Range: 1/1/95 - 3/22/16

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WEATHER ALMANAC - 27 JANUARY, 2015

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	-2.1 ^°C	-0.6 ^°C (11:52 am)	-3.3 ^°C (12:52 am)
Dewpoint	-6.3 ^°C	-4 ^°C (12:17 am)	-10 ^°C (10:52 pm)
Humidity	73.5 ^%	93 ^% (12:17 am)	58 ^% (10:52 pm)
Barometer	1010.2 ^hPa	1015.9 hPa (11:52 pm)	1007.5 hPa (1:17 am)
Wind Speed	24 ^km/h	33.3 ^km/h (10:52 am)
Wind Gust		50.1 ^km/h (11:52 pm)

Weather Element	Average
Visibility	13 ^km
Wind Direction	NNW (328.5 °)

Weather Element	Total
Precipitation	1.02 ^mm
Heating Degree Days	20.3 (Base 18.3)

Averaged from 33 records on 27 January, 2015

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 27 JANUARY, 2015

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Gust Speed	Precipitation	Events	Conditions
12:08 AM	-3 ^°C	-5 ^°C	86 ^%	1007.8 hPa	4 ^km	NNW (340°)	18.5 ^km/h		0 mm	Snow	Light Snow
12:17 AM	-3 ^°C	-4 ^°C	93 ^%	1007.8 hPa	4 ^km	NNW (340°)	16.7 ^km/h		0.25 mm	Snow	Light Snow
12:26 AM	-3 ^°C	-4 ^°C	93 ^%	1007.8 hPa	2.4 ^km	NNW (340°)	14.8 ^km/h		0.25 mm	Snow	Light Snow
12:52 AM	-3.3 ^°C	-5 ^°C	88 ^%	1008.1 hPa	1.9 ^km	NNW (340°)	18.5 ^km/h		0.51 mm	Snow	Light Snow
1:17 AM	-3 ^°C	-5 ^°C	86 ^%	1007.5 hPa	9.7 ^km	NNW (340°)	18.5 ^km/h		0 mm		Overcast
1:52 AM	-2.8 ^°C	-5.6 ^°C	81 ^%	1007.8 hPa	11.3 ^km	NNW (340°)	20.4 ^km/h		0 mm		Overcast
2:52 AM	-2.8 ^°C	-5.6 ^°C	81 ^%	1007.8 hPa	16.1 ^km	NNW (340°)	18.5 ^km/h				Overcast
3:52 AM	-2.8 ^°C	-5.6 ^°C	81 ^%	1007.8 hPa	16.1 ^km	NNW (340°)	20.4 ^km/h				Mostly Cloudy
4:52 AM	-2.2 ^°C	-6.1 ^°C	75 ^%	1007.8 hPa	16.1 ^km	NNW (330°)	24.1 ^km/h	33.3 ^km/h			Overcast
5:52 AM	-2.2 ^°C	-6.1 ^°C	75 ^%	1008.1 hPa	14.5 ^km	NNW (330°)	24.1 ^km/h	38.9 ^km/h	0 mm	Snow	Light Snow
6:52 AM	-2.8 ^°C	-6.1 ^°C	78 ^%	1009.1 hPa	8 ^km	NNW (330°)	22.2 ^km/h	37 ^km/h	0 mm	Snow	Light Snow
7:52 AM	-2.8 ^°C	-6.1 ^°C	78 ^%	1009.8 hPa	6.4 ^km	NNW (340°)	18.5 ^km/h		0 mm	Snow	Light Snow
8:00 AM	-3 ^°C	-6 ^°C	80 ^%	1009.5 hPa	6.4 ^km	NNW (340°)	25.9 ^km/h	35.2 ^km/h	0 mm	Snow	Light Snow
8:17 AM	-3 ^°C	-6 ^°C	80 ^%	1009.5 hPa	9.7 ^km	NNW (330°)	18.5 ^km/h	33.3 ^km/h	0 mm	Snow	Light Snow
8:52 AM	-2.8 ^°C	-6.7 ^°C	75 ^%	1010.2 hPa	16.1 ^km	NNW (330°)	24.1 ^km/h		0 mm		Mostly Cloudy
9:30 AM	-2 ^°C	-7 ^°C	69 ^%	1010.2 hPa	16.1 ^km	NNW (330°)	24.1 ^km/h	31.5 ^km/h			Mostly Cloudy
9:52 AM	-2.2 ^°C	-6.7 ^°C	72 ^%	1010.2 hPa	16.1 ^km	NNW (330°)	24.1 ^km/h				Mostly Cloudy
10:52 AM	-1.7 ^°C	-6.7 ^°C	69 ^%	1010.5 hPa	16.1 ^km	NW (320°)	33.3 ^km/h	42.6 ^km/h			Mostly Cloudy
11:52 AM	-0.6 ^°C	-6.1 ^°C	67 ^%	1010.2 hPa	16.1 ^km	NNW (330°)	27.8 ^km/h				Overcast
12:52 PM	-0.6 ^°C	-5.6 ^°C	69 ^%	1009.8 hPa	16.1 ^km	NNW (330°)	27.8 ^km/h	38.9 ^km/h			Mostly Cloudy
1:52 PM	-0.6 ^°C	-5.6 ^°C	69 ^%	1009.8 hPa	16.1 ^km	NW (320°)	29.6 ^km/h				Mostly Cloudy
2:52 PM	-0.6 ^°C	-5.6 ^°C	69 ^%	1010.2 hPa	16.1 ^km	NNW (330°)	27.8 ^km/h	37 ^km/h			Mostly Cloudy
3:52 PM	-0.6 ^°C	-5.6 ^°C	69 ^%	1010.8 hPa	16.1 ^km	NNW (330°)	27.8 ^km/h	38.9 ^km/h			Mostly Cloudy
4:36 PM	-1 ^°C	-6 ^°C	69 ^%	1010.8 hPa	16.1 ^km	NW (320°)	24.1 ^km/h				Mostly Cloudy
4:52 PM	-0.6 ^°C	-5.6 ^°C	69 ^%	1011.2 hPa	16.1 ^km	NW (310°)	24.1 ^km/h	37 ^km/h			Mostly Cloudy
5:06 PM	-1 ^°C	-6 ^°C	69 ^%	1010.8 hPa	16.1 ^km	NW (320°)	25.9 ^km/h	37 ^km/h			Overcast
5:52 PM	-0.6 ^°C	-6.1 ^°C	67 ^%	1011.9 hPa	16.1 ^km	NW (310°)	27.8 ^km/h	42.6 ^km/h			Mostly Cloudy
6:52 PM	-1.1 ^°C	-7.2 ^°C	64 ^%	1012.5 hPa	16.1 ^km	NW (310°)	24.1 ^km/h	40.7 ^km/h			Overcast
7:52 PM	-2.2 ^°C	-8.3 ^°C	63 ^%	1013.2 hPa	16.1 ^km	NW (320°)	27.8 ^km/h	40.7 ^km/h			Clear
8:52 PM	-2.8 ^°C	-8.9 ^°C	63 ^%	1013.5 hPa	16.1 ^km	NW (310°)	27.8 ^km/h	38.9 ^km/h			Scattered Clouds
9:52 PM	-2.8 ^°C	-9.4 ^°C	61 ^%	1013.9 hPa	16.1 ^km	NW (320°)	29.6 ^km/h	40.7 ^km/h			Partly Cloudy
10:52 PM	-2.8 ^°C	-10 ^°C	58 ^%	1015.2 hPa	16.1 ^km	NNW (330°)	22.2 ^km/h				Scattered Clouds
11:52 PM	-3.3 ^°C	-10 ^°C	60 ^%	1015.9 hPa	16.1 ^km	NW (320°)	31.5 ^km/h	50.1 ^km/h			Scattered Clouds

Hourly data recorded from KIAD, located 0 kilometers away from Reston, Virginia