DULLES, VIRGINIA

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Elevation: 290 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 - SEPTEMBER 29, 2014

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[ °C ] °F

Weather Element	Average	High	Low
Temperature	64.4 ^°F	69.8 ^°F (3:52 pm)	59 ^°F (6:52 am)
Dewpoint	61.1 ^°F	63 ^°F (12:52 pm)	57.9 ^°F (6:52 am)
Humidity	89.1 ^%	100 ^% (11:44 pm)	73 ^% (3:52 pm)
Barometer	29.98 ⁱⁿ	30.05 ⁱⁿ (12:52 am)	29.94 ⁱⁿ (3:52 pm)
Wind Speed	1.5 ^mph	8.1 ^mph (4:52 pm)

Weather Element	Average
Visibility	9.9 ^mi
Wind Direction	ENE (65.2 °)

Weather Element	Total
Precipitation	---
Heating Degree Days	0.6 (Base 65)
Growing Degree Days	14.4 (Base 50)

Averaged from 25 records on September 29, 2014

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - SEPTEMBER 29, 2014

[ °C ] °F

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Precipitation	Events	Conditions
12:52 AM	60.1 ^°F	59.0 ^°F	96 ^%	30.05 ⁱⁿ	10.0 ^mi	Calm				Mostly Cloudy
1:52 AM	61.0 ^°F	59.0 ^°F	93 ^%	30.04 ⁱⁿ	10.0 ^mi	Calm				Overcast
2:52 AM	60.1 ^°F	59.0 ^°F	96 ^%	30.02 ⁱⁿ	10.0 ^mi	Calm				Overcast
3:52 AM	60.1 ^°F	59.0 ^°F	96 ^%	30.01 ⁱⁿ	10.0 ^mi	Calm				Mostly Cloudy
4:52 AM	60.8 ^°F	59.0 ^°F	94 ^%	30.01 ⁱⁿ	10.0 ^mi	Calm				Mostly Cloudy
5:52 AM	60.1 ^°F	59.0 ^°F	96 ^%	30.01 ⁱⁿ	10.0 ^mi	Calm				Mostly Cloudy
6:52 AM	59.0 ^°F	57.9 ^°F	96 ^%	30.01 ⁱⁿ	9.0 ^mi	Calm				Mostly Cloudy
7:52 AM	60.1 ^°F	59.0 ^°F	96 ^%	30.02 ⁱⁿ	9.0 ^mi	Calm				Mostly Cloudy
8:52 AM	63.0 ^°F	60.1 ^°F	90 ^%	30.01 ⁱⁿ	10.0 ^mi	Calm				Mostly Cloudy
9:52 AM	66.2 ^°F	62.6 ^°F	88 ^%	30.01 ⁱⁿ	10.0 ^mi	Calm				Mostly Cloudy
10:52 AM	66.9 ^°F	62.1 ^°F	84 ^%	30.02 ⁱⁿ	10.0 ^mi	WNW (300°)	5.8 ^mph			Mostly Cloudy
11:52 AM	66.9 ^°F	62.1 ^°F	84 ^%	30.01 ⁱⁿ	10.0 ^mi	Calm		0.00 ⁱⁿ	Rain	Light Rain
12:52 PM	68.0 ^°F	63.0 ^°F	84 ^%	30.00 ⁱⁿ	10.0 ^mi	Calm		0.00 ⁱⁿ		Overcast
1:52 PM	68.0 ^°F	62.1 ^°F	81 ^%	29.98 ⁱⁿ	10.0 ^mi	Calm		0.00 ⁱⁿ		Overcast
2:52 PM	69.1 ^°F	61.0 ^°F	75 ^%	29.95 ⁱⁿ	10.0 ^mi	Calm				Overcast
3:52 PM	69.8 ^°F	60.8 ^°F	73 ^%	29.94 ⁱⁿ	10.0 ^mi	SSW (200°)	4.6 ^mph			Overcast
4:52 PM	69.8 ^°F	62.6 ^°F	78 ^%	29.95 ⁱⁿ	10.0 ^mi	SSW (210°)	8.1 ^mph			Overcast
5:52 PM	68.0 ^°F	62.1 ^°F	81 ^%	29.94 ⁱⁿ	10.0 ^mi	Calm				Overcast
6:52 PM	66.9 ^°F	62.1 ^°F	84 ^%	29.94 ⁱⁿ	10.0 ^mi	SW (220°)	3.5 ^mph			Mostly Cloudy
7:52 PM	66.0 ^°F	63.0 ^°F	90 ^%	29.94 ⁱⁿ	10.0 ^mi	SSE (150°)	3.5 ^mph			Mostly Cloudy
8:52 PM	66.0 ^°F	63.0 ^°F	90 ^%	29.94 ⁱⁿ	10.0 ^mi	South (170°)	5.8 ^mph			Mostly Cloudy
9:52 PM	64.9 ^°F	63.0 ^°F	93 ^%	29.95 ⁱⁿ	10.0 ^mi	Calm				Mostly Cloudy
10:52 PM	64.0 ^°F	62.1 ^°F	93 ^%	29.95 ⁱⁿ	10.0 ^mi	SSW (200°)	3.5 ^mph			Overcast
11:44 PM	62.6 ^°F	62.6 ^°F	100 ^%	29.94 ⁱⁿ	10.0 ^mi	Calm				Overcast
11:52 PM	63.0 ^°F	62.1 ^°F	97 ^%	29.94 ⁱⁿ	10.0 ^mi	South (180°)	3.5 ^mph			Overcast

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