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 - MAY 2, 2015

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[ °C ] °F

Weather Element	Average	High	Low
Temperature	61.1 ^°F	73 ^°F (2:52 pm)	50 ^°F (1:52 am)
Dewpoint	44.1 ^°F	50 ^°F (8:52 am)	37.9 ^°F (5:52 pm)
Humidity	58.4 ^%	89 ^% (2:52 am)	28 ^% (5:52 pm)
Barometer	30.00 ⁱⁿ	30.03 ⁱⁿ (11:52 am)	29.96 ⁱⁿ (2:52 am)
Wind Speed	4.6 ^mph	12.7 ^mph (12:52 pm)
Wind Gust		21.9 ^mph (11:52 am)

Weather Element	Average
Visibility	10 ^mi
Wind Direction	SSE (148.3 °)

Weather Element	Total
Precipitation	---
Heating Degree Days	3.5 (Base 65)
Growing Degree Days	11.5 (Base 50)

Averaged from 24 records on May 2, 2015

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - MAY 2, 2015

[ °C ] °F

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Gust Speed	Conditions
12:52 AM	52.0 ^°F	45.0 ^°F	77 ^%	29.98 ⁱⁿ	10.0 ^mi	Calm			Overcast
1:52 AM	50.0 ^°F	46.0 ^°F	86 ^%	29.97 ⁱⁿ	10.0 ^mi	Calm			Overcast
2:52 AM	50.0 ^°F	46.9 ^°F	89 ^%	29.96 ⁱⁿ	10.0 ^mi	Calm			Overcast
3:52 AM	51.8 ^°F	46.4 ^°F	82 ^%	29.96 ⁱⁿ	10.0 ^mi	WNW (290°)	3.5 ^mph		Overcast
4:52 AM	50.0 ^°F	46.9 ^°F	89 ^%	29.96 ⁱⁿ	10.0 ^mi	Calm			Overcast
5:52 AM	51.8 ^°F	46.4 ^°F	82 ^%	29.98 ⁱⁿ	10.0 ^mi	Calm			Overcast
6:52 AM	51.1 ^°F	48.0 ^°F	89 ^%	29.99 ⁱⁿ	10.0 ^mi	Calm			Mostly Cloudy
7:52 AM	52.0 ^°F	48.9 ^°F	89 ^%	30.02 ⁱⁿ	10.0 ^mi	Calm			Mostly Cloudy
8:52 AM	57.9 ^°F	50.0 ^°F	75 ^%	30.02 ⁱⁿ	10.0 ^mi	NNW (340°)	3.5 ^mph		Scattered Clouds
9:52 AM	64.0 ^°F	46.9 ^°F	54 ^%	30.02 ⁱⁿ	10.0 ^mi	North (360°)	10.4 ^mph		Scattered Clouds
10:52 AM	68.0 ^°F	45.0 ^°F	43 ^%	30.02 ⁱⁿ	10.0 ^mi	North (360°)	8.1 ^mph	19.6 ^mph	Partly Cloudy
11:52 AM	68.0 ^°F	42.1 ^°F	39 ^%	30.03 ⁱⁿ	10.0 ^mi	NNE (20°)	11.5 ^mph	21.9 ^mph	Scattered Clouds
12:52 PM	71.1 ^°F	42.1 ^°F	35 ^%	30.02 ⁱⁿ	10.0 ^mi	NE (50°)	12.7 ^mph	19.6 ^mph	Scattered Clouds
1:52 PM	71.1 ^°F	44.1 ^°F	38 ^%	30.01 ⁱⁿ	10.0 ^mi	WNW (300°)	9.2 ^mph	17.3 ^mph	Scattered Clouds
2:52 PM	73.0 ^°F	41.0 ^°F	31 ^%	30.01 ⁱⁿ	10.0 ^mi	NW (320°)	12.7 ^mph	18.4 ^mph	Partly Cloudy
3:52 PM	73.0 ^°F	39.0 ^°F	29 ^%	29.99 ⁱⁿ	10.0 ^mi	Variable	4.6 ^mph		Mostly Cloudy
4:52 PM	73.0 ^°F	41.0 ^°F	31 ^%	29.98 ⁱⁿ	10.0 ^mi	WNW (300°)	9.2 ^mph		Mostly Cloudy
5:52 PM	73.0 ^°F	37.9 ^°F	28 ^%	29.98 ⁱⁿ	10.0 ^mi	NNW (330°)	5.8 ^mph		Scattered Clouds
6:52 PM	71.1 ^°F	41.0 ^°F	34 ^%	29.98 ⁱⁿ	10.0 ^mi	WSW (250°)	4.6 ^mph		Scattered Clouds
7:52 PM	68.0 ^°F	41.0 ^°F	37 ^%	29.99 ⁱⁿ	10.0 ^mi	West (260°)	3.5 ^mph		Scattered Clouds
8:52 PM	59.0 ^°F	44.1 ^°F	58 ^%	30.00 ⁱⁿ	10.0 ^mi	Calm			Scattered Clouds
9:52 PM	55.0 ^°F	44.1 ^°F	67 ^%	30.02 ⁱⁿ	10.0 ^mi	Calm			Partly Cloudy
10:52 PM	57.0 ^°F	43.0 ^°F	59 ^%	30.02 ⁱⁿ	10.0 ^mi	SSW (200°)	4.6 ^mph		Partly Cloudy
11:52 PM	55.9 ^°F	42.1 ^°F	60 ^%	30.03 ⁱⁿ	10.0 ^mi	South (180°)	5.8 ^mph		Partly Cloudy

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