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 - JANUARY 29, 2015

[ Next Day → ]

[ °C ] °F

Weather Element	Average	High	Low
Temperature	27.3 ^°F	36 ^°F (9:52 pm)	14 ^°F (5:52 am)
Dewpoint	14.9 ^°F	24.1 ^°F (4:52 pm)	9 ^°F (12:52 am)
Humidity	61.8 ^%	88 ^% (5:52 am)	38 ^% (1:52 pm)
Barometer	30.18 ⁱⁿ	30.35 ⁱⁿ (12:52 am)	29.92 ⁱⁿ (11:52 pm)
Wind Speed	5.5 ^mph	11.5 ^mph (1:52 pm)
Wind Gust		16.1 ^mph (12:52 pm)

Weather Element	Average
Visibility	10 ^mi
Wind Direction	ESE (125.6 °)

Weather Element	Total
Precipitation	0.05 ⁱⁿ
Heating Degree Days	40 (Base 65)

Averaged from 25 records on January 29, 2015

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - JANUARY 29, 2015

[ °C ] °F

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Gust Speed	Precipitation	Events	Conditions
12:52 AM	21.0 ^°F	9.0 ^°F	60 ^%	30.35 ⁱⁿ	10.0 ^mi	North (350°)	3.5 ^mph				Clear
1:52 AM	17.1 ^°F	10.0 ^°F	74 ^%	30.35 ⁱⁿ	10.0 ^mi	Calm					Clear
2:52 AM	16.0 ^°F	10.0 ^°F	77 ^%	30.35 ⁱⁿ	10.0 ^mi	Calm					Clear
3:52 AM	15.1 ^°F	10.0 ^°F	80 ^%	30.35 ⁱⁿ	10.0 ^mi	Calm					Partly Cloudy
4:52 AM	15.1 ^°F	10.0 ^°F	80 ^%	30.34 ⁱⁿ	10.0 ^mi	Calm					Scattered Clouds
5:52 AM	14.0 ^°F	10.9 ^°F	88 ^%	30.33 ⁱⁿ	10.0 ^mi	Calm					Scattered Clouds
6:52 AM	15.1 ^°F	10.9 ^°F	84 ^%	30.32 ⁱⁿ	10.0 ^mi	Calm					Scattered Clouds
7:52 AM	19.0 ^°F	12.9 ^°F	77 ^%	30.31 ⁱⁿ	10.0 ^mi	ESE (110°)	4.6 ^mph				Mostly Cloudy
8:52 AM	21.9 ^°F	14.0 ^°F	72 ^%	30.31 ⁱⁿ	10.0 ^mi	Calm					Mostly Cloudy
9:52 AM	25.0 ^°F	12.9 ^°F	60 ^%	30.31 ⁱⁿ	10.0 ^mi	SSW (210°)	5.8 ^mph				Mostly Cloudy
10:52 AM	28.9 ^°F	10.9 ^°F	47 ^%	30.27 ⁱⁿ	10.0 ^mi	SSE (150°)	9.2 ^mph				Overcast
11:52 AM	30.9 ^°F	10.9 ^°F	43 ^%	30.23 ⁱⁿ	10.0 ^mi	SSE (160°)	9.2 ^mph				Overcast
12:52 PM	32.0 ^°F	10.4 ^°F	41 ^%	30.17 ⁱⁿ	10.0 ^mi	SSE (150°)	10.4 ^mph	16.1 ^mph			Overcast
1:52 PM	34.0 ^°F	10.9 ^°F	38 ^%	30.13 ⁱⁿ	10.0 ^mi	SSE (150°)	11.5 ^mph				Overcast
2:52 PM	34.0 ^°F	12.9 ^°F	42 ^%	30.11 ⁱⁿ	10.0 ^mi	SSE (160°)	9.2 ^mph				Overcast
3:36 PM	35.6 ^°F	12.2 ^°F	38 ^%	30.09 ⁱⁿ	10.0 ^mi	SSE (160°)	8.1 ^mph		0.00 ⁱⁿ		Light Ice Pellets
3:52 PM	34.0 ^°F	16.0 ^°F	48 ^%	30.09 ⁱⁿ	10.0 ^mi	SSE (160°)	8.1 ^mph		0.00 ⁱⁿ	Rain	Light Rain
4:52 PM	32.0 ^°F	24.1 ^°F	73 ^%	30.08 ⁱⁿ	10.0 ^mi	SE (140°)	6.9 ^mph		0.05 ⁱⁿ		Overcast
5:52 PM	32.0 ^°F	24.1 ^°F	73 ^%	30.06 ⁱⁿ	10.0 ^mi	SE (140°)	4.6 ^mph				Overcast
6:52 PM	33.1 ^°F	23.0 ^°F	66 ^%	30.04 ⁱⁿ	10.0 ^mi	SSE (160°)	6.9 ^mph				Overcast
7:52 PM	34.0 ^°F	19.9 ^°F	56 ^%	30.01 ⁱⁿ	10.0 ^mi	South (170°)	9.2 ^mph				Overcast
8:52 PM	35.1 ^°F	21.0 ^°F	57 ^%	29.98 ⁱⁿ	10.0 ^mi	South (170°)	10.4 ^mph				Overcast
9:52 PM	36.0 ^°F	21.0 ^°F	55 ^%	29.95 ⁱⁿ	10.0 ^mi	South (180°)	8.1 ^mph				Overcast
10:52 PM	35.1 ^°F	21.9 ^°F	59 ^%	29.94 ⁱⁿ	10.0 ^mi	SSW (210°)	6.9 ^mph				Overcast
11:52 PM	36.0 ^°F	21.9 ^°F	57 ^%	29.92 ⁱⁿ	10.0 ^mi	SSW (210°)	4.6 ^mph				Overcast

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