DULLES, VIRGINIA

Home > North America > United States > Virginia
Elevation: 290 feet Latitude: 38 57N Longitude: 077 27W

WEATHER

Monthly - Summary

Hourly Data

SELECT A DAY

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

PRINT THIS DATA

[ ← Previous Day ]
WEATHER ALMANAC - JULY 25, 2015

[ Next Day → ]

[ °C ] °F

Weather Element	Average	High	Low
Temperature	76.1 ^°F	86 ^°F (2:52 pm)	64 ^°F (3:52 am)
Dewpoint	62.9 ^°F	66 ^°F (8:52 pm)	61 ^°F (12:52 am)
Humidity	65.6 ^%	90 ^% (3:52 am)	43 ^% (2:52 pm)
Barometer	29.98 ⁱⁿ	30.01 ⁱⁿ (8:52 am)	29.94 ⁱⁿ (5:52 pm)
Wind Speed	3.4 ^mph	10.4 ^mph (10:52 pm)

Weather Element	Average
Visibility	10 ^mi
Wind Direction	ESE (102.9 °)

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

Averaged from 24 records on July 25, 2015

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - JULY 25, 2015

[ °C ] °F

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Conditions
12:52 AM	69.1 ^°F	61.0 ^°F	75 ^%	29.97 ⁱⁿ	10.0 ^mi	Calm		Clear
1:52 AM	66.9 ^°F	61.0 ^°F	81 ^%	29.98 ⁱⁿ	10.0 ^mi	Calm		Scattered Clouds
2:52 AM	66.0 ^°F	61.0 ^°F	84 ^%	29.97 ⁱⁿ	10.0 ^mi	Calm		Clear
3:52 AM	64.0 ^°F	61.0 ^°F	90 ^%	29.96 ⁱⁿ	10.0 ^mi	Calm		Mostly Cloudy
4:52 AM	64.0 ^°F	61.0 ^°F	90 ^%	29.97 ⁱⁿ	10.0 ^mi	Calm		Mostly Cloudy
5:52 AM	64.9 ^°F	62.1 ^°F	90 ^%	29.99 ⁱⁿ	10.0 ^mi	WNW (290°)	4.6 ^mph	Overcast
6:52 AM	64.9 ^°F	62.1 ^°F	90 ^%	30.00 ⁱⁿ	10.0 ^mi	Calm		Scattered Clouds
7:52 AM	69.1 ^°F	64.0 ^°F	84 ^%	30.00 ⁱⁿ	10.0 ^mi	SW (230°)	3.5 ^mph	Scattered Clouds
8:52 AM	73.9 ^°F	64.0 ^°F	71 ^%	30.01 ⁱⁿ	10.0 ^mi	Calm		Scattered Clouds
9:52 AM	78.1 ^°F	63.0 ^°F	60 ^%	30.01 ⁱⁿ	10.0 ^mi	Calm		Scattered Clouds
10:52 AM	81.0 ^°F	62.1 ^°F	52 ^%	30.01 ⁱⁿ	10.0 ^mi	Calm		Scattered Clouds
11:52 AM	82.0 ^°F	62.1 ^°F	51 ^%	30.00 ⁱⁿ	10.0 ^mi	South (170°)	3.5 ^mph	Mostly Cloudy
12:52 PM	84.9 ^°F	62.1 ^°F	46 ^%	29.99 ⁱⁿ	10.0 ^mi	SW (230°)	8.1 ^mph	Scattered Clouds
1:52 PM	84.9 ^°F	61.0 ^°F	44 ^%	29.98 ⁱⁿ	10.0 ^mi	Calm		Scattered Clouds
2:52 PM	86.0 ^°F	61.0 ^°F	43 ^%	29.97 ⁱⁿ	10.0 ^mi	Calm		Scattered Clouds
3:52 PM	84.9 ^°F	62.1 ^°F	46 ^%	29.96 ⁱⁿ	10.0 ^mi	West (280°)	3.5 ^mph	Scattered Clouds
4:52 PM	86.0 ^°F	64.9 ^°F	49 ^%	29.95 ⁱⁿ	10.0 ^mi	SE (140°)	6.9 ^mph	Scattered Clouds
5:52 PM	84.9 ^°F	64.9 ^°F	51 ^%	29.94 ⁱⁿ	10.0 ^mi	SSE (160°)	9.2 ^mph	Scattered Clouds
6:52 PM	82.9 ^°F	64.0 ^°F	53 ^%	29.94 ⁱⁿ	10.0 ^mi	SSE (150°)	9.2 ^mph	Scattered Clouds
7:52 PM	81.0 ^°F	64.9 ^°F	58 ^%	29.95 ⁱⁿ	10.0 ^mi	South (170°)	6.9 ^mph	Scattered Clouds
8:52 PM	78.1 ^°F	66.0 ^°F	66 ^%	29.96 ⁱⁿ	10.0 ^mi	SSE (160°)	4.6 ^mph	Scattered Clouds
9:52 PM	75.9 ^°F	66.0 ^°F	71 ^%	29.97 ⁱⁿ	10.0 ^mi	SSE (150°)	4.6 ^mph	Partly Cloudy
10:52 PM	77.0 ^°F	64.9 ^°F	66 ^%	29.98 ⁱⁿ	10.0 ^mi	South (170°)	10.4 ^mph	Partly Cloudy
11:52 PM	75.9 ^°F	63.0 ^°F	64 ^%	29.98 ⁱⁿ	10.0 ^mi	South (170°)	6.9 ^mph	Clear

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