RESTON, VIRGINIA

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Elevation: 288 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 - AUGUST 4, 2015

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[ °C ] °F

Weather Element	Average	High	Low
Temperature	78.3 ^°F	90 ^°F (2:52 pm)	66.9 ^°F (6:52 am)
Dewpoint	65.3 ^°F	70 ^°F (8:52 pm)	60.1 ^°F (4:52 am)
Humidity	66 ^%	93 ^% (8:52 pm)	42 ^% (2:52 pm)
Barometer	29.90 ⁱⁿ	29.94 ⁱⁿ (8:52 am)	29.84 ⁱⁿ (12:52 am)
Wind Speed	6.9 ^mph	20.7 ^mph (4:40 am)
Wind Gust		32.2 ^mph (4:40 am)

Weather Element	Average
Visibility	9.7 ^mi
Wind Direction	SSW (187.3 °)

Weather Element	Total
Precipitation	0.17 ⁱⁿ
Cooling Degree Days	13.5 (Base 65)
Growing Degree Days	28.5 (Base 50)

Averaged from 30 records on August 4, 2015

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - AUGUST 4, 2015

[ °C ] °F

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Gust Speed	Precipitation	Events	Conditions
12:52 AM	73.9 ^°F	64.0 ^°F	71 ^%	29.84 ⁱⁿ	10.0 ^mi	SSW (200°)	6.9 ^mph				Partly Cloudy
1:52 AM	73.9 ^°F	64.0 ^°F	71 ^%	29.84 ⁱⁿ	10.0 ^mi	South (190°)	8.1 ^mph				Partly Cloudy
2:52 AM	73.9 ^°F	64.0 ^°F	71 ^%	29.84 ⁱⁿ	10.0 ^mi	SSW (200°)	8.1 ^mph				Partly Cloudy
3:52 AM	73.0 ^°F	64.0 ^°F	73 ^%	29.86 ⁱⁿ	10.0 ^mi	SSW (210°)	6.9 ^mph				Scattered Clouds
4:40 AM	73.4 ^°F	60.8 ^°F	65 ^%	29.91 ⁱⁿ	10.0 ^mi	NNW (330°)	20.7 ^mph	32.2 ^mph		Thunderstorm	Thunderstorm
4:52 AM	72.0 ^°F	60.1 ^°F	66 ^%	29.90 ⁱⁿ	10.0 ^mi	NNW (340°)	13.8 ^mph	27.6 ^mph		Thunderstorm	Thunderstorm
5:48 AM	68.0 ^°F	62.6 ^°F	83 ^%	29.91 ⁱⁿ	10.0 ^mi	Calm					Scattered Clouds
5:52 AM	69.1 ^°F	61.0 ^°F	75 ^%	29.90 ⁱⁿ	10.0 ^mi	Calm					Scattered Clouds
6:52 AM	66.9 ^°F	62.1 ^°F	84 ^%	29.91 ⁱⁿ	10.0 ^mi	Calm					Mostly Cloudy
7:52 AM	72.0 ^°F	63.0 ^°F	73 ^%	29.93 ⁱⁿ	10.0 ^mi	South (180°)	4.6 ^mph				Scattered Clouds
8:52 AM	75.9 ^°F	63.0 ^°F	64 ^%	29.94 ⁱⁿ	10.0 ^mi	SSW (200°)	4.6 ^mph				Partly Cloudy
9:52 AM	79.0 ^°F	64.9 ^°F	62 ^%	29.94 ⁱⁿ	10.0 ^mi	South (190°)	4.6 ^mph				Partly Cloudy
10:52 AM	82.9 ^°F	66.0 ^°F	56 ^%	29.94 ⁱⁿ	10.0 ^mi	Calm					Clear
11:52 AM	86.0 ^°F	64.9 ^°F	49 ^%	29.93 ⁱⁿ	10.0 ^mi	Calm					Scattered Clouds
12:52 PM	88.0 ^°F	64.9 ^°F	46 ^%	29.92 ⁱⁿ	10.0 ^mi	Variable	6.9 ^mph				Scattered Clouds
1:52 PM	87.1 ^°F	64.0 ^°F	46 ^%	29.91 ⁱⁿ	10.0 ^mi	WSW (250°)	4.6 ^mph				Mostly Cloudy
2:52 PM	90.0 ^°F	64.0 ^°F	42 ^%	29.89 ⁱⁿ	10.0 ^mi	West (260°)	10.4 ^mph				Scattered Clouds
3:52 PM	90.0 ^°F	66.0 ^°F	45 ^%	29.88 ⁱⁿ	10.0 ^mi	South (190°)	10.4 ^mph				Scattered Clouds
4:52 PM	88.0 ^°F	66.0 ^°F	48 ^%	29.87 ⁱⁿ	10.0 ^mi	SSW (200°)	9.2 ^mph	17.3 ^mph			Mostly Cloudy
5:41 PM	89.6 ^°F	66.2 ^°F	46 ^%	29.87 ⁱⁿ	10.0 ^mi	SW (230°)	8.1 ^mph			Thunderstorm	Thunderstorm
5:52 PM	87.1 ^°F	64.9 ^°F	48 ^%	29.88 ⁱⁿ	10.0 ^mi	WSW (240°)	9.2 ^mph			Thunderstorm	Thunderstorm
6:05 PM	82.4 ^°F	66.2 ^°F	58 ^%	29.90 ⁱⁿ	10.0 ^mi	NNW (330°)	15.0 ^mph				Mostly Cloudy
6:14 PM	82.4 ^°F	66.2 ^°F	58 ^%	29.91 ⁱⁿ	10.0 ^mi	NNW (330°)	10.4 ^mph				Mostly Cloudy
6:52 PM	81.0 ^°F	68.0 ^°F	65 ^%	29.88 ⁱⁿ	10.0 ^mi	East (90°)	4.6 ^mph		0.00 ⁱⁿ		Mostly Cloudy
7:38 PM	78.8 ^°F	69.8 ^°F	74 ^%	29.92 ⁱⁿ	4.0 ^mi	WSW (250°)	9.2 ^mph		0.00 ⁱⁿ	Rain	Rain
7:52 PM	75.0 ^°F	66.9 ^°F	76 ^%	29.89 ⁱⁿ	9.0 ^mi	ENE (60°)	9.2 ^mph		0.17 ⁱⁿ	Rain	Light Rain
8:52 PM	72.0 ^°F	70.0 ^°F	93 ^%	29.92 ⁱⁿ	10.0 ^mi	SSW (200°)	6.9 ^mph		0.00 ⁱⁿ		Scattered Clouds
9:52 PM	73.0 ^°F	70.0 ^°F	90 ^%	29.91 ⁱⁿ	9.0 ^mi	WNW (300°)	4.6 ^mph				Mostly Cloudy
10:52 PM	72.0 ^°F	70.0 ^°F	93 ^%	29.93 ⁱⁿ	10.0 ^mi	NNW (330°)	3.5 ^mph				Partly Cloudy
11:52 PM	73.0 ^°F	70.0 ^°F	90 ^%	29.93 ⁱⁿ	10.0 ^mi	NW (320°)	5.8 ^mph				Partly Cloudy

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