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 24, 2015

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[ °C ] °F

Weather Element	Average	High	Low
Temperature	66.9 ^°F	81 ^°F (3:52 pm)	48.9 ^°F (2:52 am)
Dewpoint	51 ^°F	55.9 ^°F (11:52 am)	45 ^°F (12:52 am)
Humidity	60.2 ^%	90 ^% (2:52 am)	32 ^% (1:52 pm)
Barometer	30.33 ⁱⁿ	30.40 ⁱⁿ (7:52 am)	30.24 ⁱⁿ (6:52 pm)
Wind Speed	4 ^mph	8.1 ^mph (1:52 pm)

Weather Element	Average
Visibility	10 ^mi
Wind Direction	ESE (119.6 °)

Weather Element	Total
Precipitation	---
Growing Degree Days	15 (Base 50)

Averaged from 24 records on May 24, 2015

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - MAY 24, 2015

[ °C ] °F

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Conditions
12:52 AM	55.9 ^°F	45.0 ^°F	67 ^%	30.39 ⁱⁿ	10.0 ^mi	Calm		Clear
1:52 AM	53.1 ^°F	46.9 ^°F	80 ^%	30.38 ⁱⁿ	10.0 ^mi	Calm		Clear
2:52 AM	48.9 ^°F	46.0 ^°F	90 ^%	30.38 ⁱⁿ	10.0 ^mi	Calm		Clear
3:52 AM	51.1 ^°F	46.0 ^°F	83 ^%	30.37 ⁱⁿ	10.0 ^mi	SSE (150°)	4.6 ^mph	Partly Cloudy
4:52 AM	51.1 ^°F	46.9 ^°F	86 ^%	30.37 ⁱⁿ	10.0 ^mi	Calm		Partly Cloudy
5:52 AM	48.9 ^°F	45.0 ^°F	86 ^%	30.38 ⁱⁿ	10.0 ^mi	Calm		Scattered Clouds
6:52 AM	52.0 ^°F	48.9 ^°F	89 ^%	30.39 ⁱⁿ	10.0 ^mi	Calm		Partly Cloudy
7:52 AM	59.0 ^°F	51.1 ^°F	75 ^%	30.40 ⁱⁿ	10.0 ^mi	SSW (200°)	4.6 ^mph	Partly Cloudy
8:52 AM	62.1 ^°F	52.0 ^°F	70 ^%	30.39 ⁱⁿ	10.0 ^mi	South (190°)	6.9 ^mph	Partly Cloudy
9:52 AM	66.0 ^°F	54.0 ^°F	65 ^%	30.38 ⁱⁿ	10.0 ^mi	South (190°)	5.8 ^mph	Partly Cloudy
10:52 AM	69.8 ^°F	53.6 ^°F	56 ^%	30.37 ⁱⁿ	10.0 ^mi	Calm		Mostly Cloudy
11:52 AM	73.9 ^°F	55.9 ^°F	53 ^%	30.35 ⁱⁿ	10.0 ^mi	Variable	5.8 ^mph	Mostly Cloudy
12:52 PM	77.0 ^°F	55.0 ^°F	47 ^%	30.34 ⁱⁿ	10.0 ^mi	SSW (200°)	5.8 ^mph	Scattered Clouds
1:52 PM	79.0 ^°F	46.9 ^°F	32 ^%	30.32 ⁱⁿ	10.0 ^mi	WSW (250°)	8.1 ^mph	Scattered Clouds
2:52 PM	78.8 ^°F	46.4 ^°F	32 ^%	30.30 ⁱⁿ	10.0 ^mi	Calm		Scattered Clouds
3:52 PM	81.0 ^°F	50.0 ^°F	34 ^%	30.27 ⁱⁿ	10.0 ^mi	WSW (240°)	8.1 ^mph	Scattered Clouds
4:52 PM	81.0 ^°F	52.0 ^°F	36 ^%	30.26 ⁱⁿ	10.0 ^mi	South (190°)	6.9 ^mph	Scattered Clouds
5:52 PM	80.1 ^°F	53.1 ^°F	39 ^%	30.25 ⁱⁿ	10.0 ^mi	SSW (210°)	8.1 ^mph	Scattered Clouds
6:52 PM	75.9 ^°F	55.0 ^°F	48 ^%	30.24 ⁱⁿ	10.0 ^mi	South (190°)	3.5 ^mph	Scattered Clouds
7:52 PM	75.9 ^°F	55.0 ^°F	48 ^%	30.25 ⁱⁿ	10.0 ^mi	SSE (160°)	3.5 ^mph	Scattered Clouds
8:52 PM	73.0 ^°F	54.0 ^°F	51 ^%	30.25 ⁱⁿ	10.0 ^mi	South (170°)	5.8 ^mph	Scattered Clouds
9:52 PM	72.0 ^°F	55.9 ^°F	57 ^%	30.26 ⁱⁿ	10.0 ^mi	South (180°)	6.9 ^mph	Partly Cloudy
10:52 PM	69.8 ^°F	55.4 ^°F	60 ^%	30.26 ⁱⁿ	10.0 ^mi	South (180°)	6.9 ^mph	Partly Cloudy
11:52 PM	69.1 ^°F	55.0 ^°F	61 ^%	30.25 ⁱⁿ	10.0 ^mi	South (170°)	5.8 ^mph	Clear

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