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 - JULY 1, 2015

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[ °C ] °F

Weather Element	Average	High	Low
Temperature	72.5 ^°F	84 ^°F (2:52 pm)	66 ^°F (1:52 am)
Dewpoint	64.5 ^°F	68 ^°F (8:52 am)	60.1 ^°F (8:52 pm)
Humidity	78.5 ^%	100 ^% (4:35 am)	51 ^% (1:52 pm)
Barometer	29.85 ⁱⁿ	29.91 ⁱⁿ (11:52 pm)	29.81 ⁱⁿ (12:52 am)
Wind Speed	5.2 ^mph	11.5 ^mph (4:52 pm)
Wind Gust		19.6 ^mph (12:52 am)

Weather Element	Average
Visibility	7.3 ^mi
Wind Direction	S (175.1 °)

Weather Element	Total
Precipitation	0.22 ⁱⁿ
Cooling Degree Days	10 (Base 65)
Growing Degree Days	25 (Base 50)

Averaged from 35 records on July 1, 2015

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - JULY 1, 2015

[ °C ] °F

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Gust Speed	Precipitation	Events	Conditions
12:21 AM	75.2 ^°F	60.8 ^°F	61 ^%	29.82 ⁱⁿ	10.0 ^mi	NW (320°)	6.9 ^mph			Thunderstorm	Thunderstorm
12:52 AM	66.9 ^°F	62.1 ^°F	84 ^%	29.81 ⁱⁿ	3.0 ^mi	Variable	4.6 ^mph	19.6 ^mph	0.09 ⁱⁿ	Rain-Thunderstorm	Heavy Thunderstorms and Rain
1:32 AM	66.2 ^°F	62.6 ^°F	88 ^%	29.85 ⁱⁿ	6.0 ^mi	South (170°)	9.2 ^mph		0.05 ⁱⁿ	Rain-Thunderstorm	Thunderstorms and Rain
1:52 AM	66.0 ^°F	64.0 ^°F	93 ^%	29.83 ⁱⁿ	8.0 ^mi	South (170°)	5.8 ^mph		0.07 ⁱⁿ	Rain	Light Rain
2:52 AM	66.0 ^°F	64.9 ^°F	96 ^%	29.81 ⁱⁿ	9.0 ^mi	South (190°)	3.5 ^mph		0.01 ⁱⁿ		Mostly Cloudy
3:18 AM	66.2 ^°F	64.4 ^°F	94 ^%	29.83 ⁱⁿ	9.0 ^mi	West (270°)	3.5 ^mph				Mostly Cloudy
3:42 AM	66.2 ^°F	64.4 ^°F	94 ^%	29.83 ⁱⁿ	8.0 ^mi	Calm					Overcast
3:52 AM	66.0 ^°F	64.9 ^°F	96 ^%	29.83 ⁱⁿ	7.0 ^mi	Calm					Overcast
4:35 AM	66.2 ^°F	66.2 ^°F	100 ^%	29.85 ⁱⁿ	6.0 ^mi	Calm					Overcast
4:52 AM	66.9 ^°F	64.9 ^°F	93 ^%	29.83 ⁱⁿ	5.0 ^mi	Calm					Overcast
5:52 AM	66.9 ^°F	66.0 ^°F	97 ^%	29.84 ⁱⁿ	4.0 ^mi	Calm					Overcast
6:52 AM	66.9 ^°F	66.0 ^°F	97 ^%	29.86 ⁱⁿ	3.0 ^mi	SSE (160°)	3.5 ^mph				Overcast
6:56 AM	66.2 ^°F	66.2 ^°F	100 ^%	29.87 ⁱⁿ	0.5 ^mi	South (190°)	5.8 ^mph				Overcast
7:52 AM	66.9 ^°F	66.0 ^°F	97 ^%	29.86 ⁱⁿ	0.5 ^mi	South (190°)	6.9 ^mph				Overcast
7:58 AM	66.2 ^°F	66.2 ^°F	100 ^%	29.87 ⁱⁿ	1.0 ^mi	SSW (200°)	4.6 ^mph				Mostly Cloudy
8:04 AM	66.2 ^°F	66.2 ^°F	100 ^%	29.87 ⁱⁿ	3.0 ^mi	SSW (210°)	4.6 ^mph				Mostly Cloudy
8:12 AM	68.0 ^°F	66.2 ^°F	94 ^%	29.87 ⁱⁿ	3.0 ^mi	SSW (210°)	3.5 ^mph				Mostly Cloudy
8:17 AM	69.8 ^°F	66.2 ^°F	88 ^%	29.87 ⁱⁿ	3.0 ^mi	South (180°)	3.5 ^mph				Partly Cloudy
8:18 AM	68.0 ^°F	66.2 ^°F	94 ^%	29.87 ⁱⁿ	9.0 ^mi	SSW (200°)	3.5 ^mph				Partly Cloudy
8:52 AM	71.1 ^°F	68.0 ^°F	90 ^%	29.86 ⁱⁿ	10.0 ^mi	SSW (210°)	3.5 ^mph				Clear
9:52 AM	75.0 ^°F	64.0 ^°F	69 ^%	29.85 ⁱⁿ	10.0 ^mi	SW (230°)	6.9 ^mph				Clear
10:52 AM	77.0 ^°F	66.0 ^°F	69 ^%	29.86 ⁱⁿ	10.0 ^mi	SSW (200°)	8.1 ^mph				Partly Cloudy
11:52 AM	80.1 ^°F	64.0 ^°F	58 ^%	29.87 ⁱⁿ	10.0 ^mi	SW (220°)	9.2 ^mph				Partly Cloudy
12:52 PM	81.0 ^°F	63.0 ^°F	54 ^%	29.88 ⁱⁿ	10.0 ^mi	WSW (240°)	6.9 ^mph	16.1 ^mph			Mostly Cloudy
1:52 PM	82.9 ^°F	63.0 ^°F	51 ^%	29.86 ⁱⁿ	10.0 ^mi	SW (230°)	8.1 ^mph	16.1 ^mph			Mostly Cloudy
2:52 PM	84.0 ^°F	64.9 ^°F	53 ^%	29.85 ⁱⁿ	10.0 ^mi	SW (230°)	6.9 ^mph				Mostly Cloudy
3:52 PM	84.0 ^°F	64.9 ^°F	53 ^%	29.83 ⁱⁿ	10.0 ^mi	WSW (250°)	9.2 ^mph				Mostly Cloudy
4:52 PM	82.9 ^°F	66.9 ^°F	58 ^%	29.84 ⁱⁿ	10.0 ^mi	NW (310°)	11.5 ^mph	19.6 ^mph			Mostly Cloudy
5:52 PM	84.0 ^°F	64.9 ^°F	53 ^%	29.83 ⁱⁿ	10.0 ^mi	WNW (300°)	8.1 ^mph				Scattered Clouds
6:52 PM	82.9 ^°F	64.9 ^°F	54 ^%	29.83 ⁱⁿ	10.0 ^mi	NW (310°)	6.9 ^mph				Mostly Cloudy
7:52 PM	80.1 ^°F	62.1 ^°F	54 ^%	29.85 ⁱⁿ	10.0 ^mi	NW (320°)	9.2 ^mph				Scattered Clouds
8:52 PM	78.1 ^°F	60.1 ^°F	54 ^%	29.87 ⁱⁿ	10.0 ^mi	NNW (330°)	6.9 ^mph				Partly Cloudy
9:52 PM	75.0 ^°F	62.1 ^°F	64 ^%	29.89 ⁱⁿ	10.0 ^mi	NNE (30°)	6.9 ^mph				Partly Cloudy
10:52 PM	73.0 ^°F	62.1 ^°F	68 ^%	29.90 ⁱⁿ	9.0 ^mi	ENE (60°)	4.6 ^mph				Partly Cloudy
11:52 PM	69.1 ^°F	63.0 ^°F	81 ^%	29.91 ⁱⁿ	8.0 ^mi	Calm					Scattered Clouds

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