RESTON, VIRGINIA

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Elevation: 288 feet Latitude: 38 57N Longitude: 077 27W

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Number of Records: 213,900; Date Range: 1/1/95 - 3/22/16

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WEATHER ALMANAC - JULY 31, 2015

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[ °C ] °F

Weather Element	Average	High	Low
Temperature	76.7 ^°F	87.1 ^°F (3:52 pm)	64 ^°F (5:52 am)
Dewpoint	60.8 ^°F	64 ^°F (11:52 pm)	57 ^°F (2:52 pm)
Humidity	60.9 ^%	87 ^% (2:52 am)	37 ^% (2:52 pm)
Barometer	29.92 ⁱⁿ	29.97 ⁱⁿ (8:52 am)	29.86 ⁱⁿ (6:52 pm)
Wind Speed	4.7 ^mph	11.5 ^mph (3:52 pm)
Wind Gust		17.3 ^mph (12:52 pm)

Weather Element	Average
Visibility	10 ^mi
Wind Direction	SSE (172.1 °)

Weather Element	Total
Precipitation	---
Cooling Degree Days	10.6 (Base 65)
Growing Degree Days	25.6 (Base 50)

Averaged from 24 records on July 31, 2015

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - JULY 31, 2015

[ °C ] °F

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Gust Speed	Conditions
12:52 AM	73.9 ^°F	62.1 ^°F	66 ^%	29.92 ⁱⁿ	10.0 ^mi	NW (320°)	5.8 ^mph		Clear
1:52 AM	71.1 ^°F	62.1 ^°F	73 ^%	29.92 ⁱⁿ	10.0 ^mi	NW (310°)	4.6 ^mph		Clear
2:52 AM	66.0 ^°F	62.1 ^°F	87 ^%	29.92 ⁱⁿ	10.0 ^mi	Calm			Clear
3:52 AM	64.9 ^°F	61.0 ^°F	87 ^%	29.93 ⁱⁿ	10.0 ^mi	Calm			Clear
4:52 AM	66.0 ^°F	61.0 ^°F	84 ^%	29.93 ⁱⁿ	10.0 ^mi	Calm			Clear
5:52 AM	64.0 ^°F	60.1 ^°F	87 ^%	29.94 ⁱⁿ	10.0 ^mi	Calm			Partly Cloudy
6:52 AM	64.9 ^°F	61.0 ^°F	87 ^%	29.94 ⁱⁿ	10.0 ^mi	Calm			Scattered Clouds
7:52 AM	72.0 ^°F	61.0 ^°F	68 ^%	29.96 ⁱⁿ	10.0 ^mi	Calm			Partly Cloudy
8:52 AM	75.9 ^°F	62.1 ^°F	62 ^%	29.97 ⁱⁿ	10.0 ^mi	NW (310°)	8.1 ^mph		Clear
9:52 AM	80.1 ^°F	63.0 ^°F	56 ^%	29.96 ⁱⁿ	10.0 ^mi	WNW (300°)	9.2 ^mph		Partly Cloudy
10:52 AM	82.0 ^°F	62.1 ^°F	51 ^%	29.96 ⁱⁿ	10.0 ^mi	WNW (300°)	8.1 ^mph		Clear
11:52 AM	84.0 ^°F	61.0 ^°F	46 ^%	29.95 ⁱⁿ	10.0 ^mi	Variable	4.6 ^mph		Partly Cloudy
12:52 PM	84.9 ^°F	57.9 ^°F	40 ^%	29.93 ⁱⁿ	10.0 ^mi	WNW (300°)	10.4 ^mph	17.3 ^mph	Scattered Clouds
1:52 PM	86.0 ^°F	57.9 ^°F	38 ^%	29.93 ⁱⁿ	10.0 ^mi	NW (310°)	9.2 ^mph		Partly Cloudy
2:52 PM	86.0 ^°F	57.0 ^°F	37 ^%	29.92 ⁱⁿ	10.0 ^mi	Calm			Partly Cloudy
3:52 PM	87.1 ^°F	60.1 ^°F	40 ^%	29.89 ⁱⁿ	10.0 ^mi	WNW (290°)	11.5 ^mph		Partly Cloudy
4:52 PM	86.0 ^°F	57.9 ^°F	38 ^%	29.88 ⁱⁿ	10.0 ^mi	WSW (250°)	8.1 ^mph		Partly Cloudy
5:52 PM	87.1 ^°F	57.9 ^°F	37 ^%	29.87 ⁱⁿ	10.0 ^mi	NW (320°)	8.1 ^mph		Partly Cloudy
6:52 PM	84.9 ^°F	57.9 ^°F	40 ^%	29.86 ⁱⁿ	10.0 ^mi	WNW (290°)	5.8 ^mph		Partly Cloudy
7:52 PM	81.0 ^°F	63.0 ^°F	54 ^%	29.86 ⁱⁿ	10.0 ^mi	SW (220°)	4.6 ^mph		Clear
8:52 PM	75.0 ^°F	63.0 ^°F	66 ^%	29.87 ⁱⁿ	10.0 ^mi	SSW (210°)	3.5 ^mph		Clear
9:52 PM	73.0 ^°F	63.0 ^°F	71 ^%	29.89 ⁱⁿ	10.0 ^mi	SSW (210°)	4.6 ^mph		Clear
10:52 PM	73.0 ^°F	62.1 ^°F	68 ^%	29.91 ⁱⁿ	10.0 ^mi	South (190°)	5.8 ^mph		Clear
11:52 PM	71.1 ^°F	64.0 ^°F	78 ^%	29.91 ⁱⁿ	10.0 ^mi	Calm			Clear

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