HERNDON, VIRGINIA

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Elevation: 322 feet 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 - JANUARY 30, 2015

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[ °C ] °F

Weather Element	Average	High	Low
Temperature	31.8 ^°F	39 ^°F (3:52 am)	19.4 ^°F (11:52 pm)
Dewpoint	17.1 ^°F	28 ^°F (3:52 am)	3.2 ^°F (11:52 pm)
Humidity	55.6 ^%	72 ^% (10:52 am)	41 ^% (11:52 am)
Barometer	30.08 ⁱⁿ	30.28 ⁱⁿ (10:52 pm)	29.92 ⁱⁿ (12:52 am)
Wind Speed	18.2 ^mph	35.7 ^mph (4:52 pm)
Wind Gust		43.7 ^mph (4:52 pm)

Weather Element	Average
Visibility	10 ^mi
Wind Direction	W (273.2 °)

Weather Element	Total
Precipitation	---
Heating Degree Days	35.8 (Base 65)

Averaged from 25 records on January 30, 2015

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WIND DIRECTION BREAKOUT

WEATHER BY HOUR - JANUARY 30, 2015

[ °C ] °F

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Gust Speed	Precipitation	Events	Conditions
12:52 AM	35.1 ^°F	24.1 ^°F	64 ^%	29.92 ⁱⁿ	10.0 ^mi	Calm					Overcast
1:52 AM	34.0 ^°F	25.0 ^°F	70 ^%	29.93 ⁱⁿ	10.0 ^mi	Calm					Overcast
2:52 AM	35.1 ^°F	24.1 ^°F	64 ^%	29.94 ⁱⁿ	10.0 ^mi	Calm					Overcast
3:52 AM	39.0 ^°F	28.0 ^°F	65 ^%	29.93 ⁱⁿ	10.0 ^mi	NW (310°)	13.8 ^mph				Overcast
4:52 AM	37.0 ^°F	28.0 ^°F	70 ^%	29.94 ⁱⁿ	10.0 ^mi	WNW (300°)	13.8 ^mph				Mostly Cloudy
4:53 AM	37.0 ^°F	28.0 ^°F	70 ^%	29.94 ⁱⁿ	10.0 ^mi	WNW (300°)	13.8 ^mph				Mostly Cloudy
5:52 AM	37.0 ^°F	27.0 ^°F	67 ^%	29.96 ⁱⁿ	10.0 ^mi	WNW (300°)	17.3 ^mph	21.9 ^mph			Mostly Cloudy
6:52 AM	35.1 ^°F	21.9 ^°F	59 ^%	30.00 ⁱⁿ	10.0 ^mi	NNW (330°)	12.7 ^mph	21.9 ^mph			Mostly Cloudy
7:52 AM	35.1 ^°F	21.9 ^°F	59 ^%	30.00 ⁱⁿ	10.0 ^mi	NW (310°)	10.4 ^mph				Mostly Cloudy
8:52 AM	36.0 ^°F	24.1 ^°F	62 ^%	30.02 ⁱⁿ	10.0 ^mi	NW (310°)	10.4 ^mph				Mostly Cloudy
9:52 AM	37.0 ^°F	27.0 ^°F	67 ^%	30.04 ⁱⁿ	10.0 ^mi	NW (320°)	17.3 ^mph	28.8 ^mph			Mostly Cloudy
10:52 AM	35.1 ^°F	27.0 ^°F	72 ^%	30.06 ⁱⁿ	9.0 ^mi	NNW (330°)	16.1 ^mph	21.9 ^mph	0.00 ⁱⁿ	Snow	Light Snow
11:52 AM	37.4 ^°F	15.8 ^°F	41 ^%	30.05 ⁱⁿ	10.0 ^mi	NW (320°)	21.9 ^mph	32.2 ^mph			Mostly Cloudy
12:52 PM	36.0 ^°F	14.0 ^°F	41 ^%	30.05 ⁱⁿ	10.0 ^mi	WNW (300°)	28.8 ^mph	40.3 ^mph			Clear
1:52 PM	35.1 ^°F	16.0 ^°F	46 ^%	30.06 ⁱⁿ	10.0 ^mi	WNW (300°)	25.3 ^mph	35.7 ^mph			Mostly Cloudy
2:52 PM	33.1 ^°F	14.0 ^°F	46 ^%	30.10 ⁱⁿ	10.0 ^mi	NW (310°)	27.6 ^mph	36.8 ^mph			Mostly Cloudy
3:52 PM	32.0 ^°F	12.0 ^°F	44 ^%	30.13 ⁱⁿ	10.0 ^mi	NW (310°)	20.7 ^mph	36.8 ^mph			Scattered Clouds
4:52 PM	30.0 ^°F	10.9 ^°F	45 ^%	30.15 ⁱⁿ	10.0 ^mi	WNW (300°)	35.7 ^mph	43.7 ^mph			Partly Cloudy
5:52 PM	26.6 ^°F	8.6 ^°F	47 ^%	30.16 ⁱⁿ	10.0 ^mi	WNW (300°)	31.1 ^mph	42.6 ^mph			Partly Cloudy
6:52 PM	26.1 ^°F	9.0 ^°F	49 ^%	30.21 ⁱⁿ	10.0 ^mi	NW (310°)	24.2 ^mph	35.7 ^mph			Partly Cloudy
7:52 PM	23.0 ^°F	6.1 ^°F	48 ^%	30.25 ⁱⁿ	10.0 ^mi	NW (310°)	33.4 ^mph	41.4 ^mph			Partly Cloudy
8:52 PM	21.9 ^°F	3.9 ^°F	46 ^%	30.26 ⁱⁿ	10.0 ^mi	NW (310°)	21.9 ^mph	39.1 ^mph			Partly Cloudy
9:52 PM	21.0 ^°F	3.9 ^°F	48 ^%	30.27 ⁱⁿ	10.0 ^mi	NW (310°)	25.3 ^mph	33.4 ^mph			Partly Cloudy
10:52 PM	19.9 ^°F	3.9 ^°F	50 ^%	30.28 ⁱⁿ	10.0 ^mi	NW (320°)	17.3 ^mph	29.9 ^mph			Clear
11:52 PM	19.4 ^°F	3.2 ^°F	49 ^%	30.28 ⁱⁿ	10.0 ^mi	NW (320°)	17.3 ^mph	26.5 ^mph			Clear

Hourly data recorded from KIAD, located miles away from Herndon, Virginia