Content
SEND FEEDBACK

Daily
Averages
Monthly
Summary
United States of America Flag

DULLES, VIRGINIA


Home > North America > United States > Virginia
Elevation: 88 meters     Latitude: 38 57N     Longitude: 077 27W

WEATHER
 
SELECT A DAY
Number of Records: 213,900;   Date Range: 1/1/95 - 3/22/16
 
SHARE

PRINT THIS DATA

[ ← Previous Day ]
WEATHER ALMANAC - 17 DECEMBER, 2014
[ Next Day → ]
[ °F ]   °C
Weather ElementAverageHighLow
Temperature4.9 °C10 °C (12:52 pm)1.1 °C (7:52 am)
Dewpoint0.2 °C5 °C (12:13 am)-4.4 °C (8:52 pm)
Humidity74.6 %100 % (12:13 am)48 % (1:52 pm)
Barometer1015.6 hPa1019 hPa (11:52 pm)1012.9 hPa (12:13 am)
Wind Speed14 km/h29.6 km/h (1:52 pm)
Wind Gust42.6 km/h (1:52 pm)
Weather ElementAverage
Visibility12.6 km
Wind DirectionWSW (233 °)

Weather ElementTotal
Precipitation---
Heating Degree Days12.8 (Base 18.3)
Averaged from 27 records on 17 December, 2014
WEATHER CONDITIONS BREAKOUT
WIND DIRECTION BREAKOUT
WEATHER BY HOUR - 17 DECEMBER, 2014
[ °F ]   °C
Local TimeTemperatureDewpointHumidityBarometerVisibilityWind DirectionWind SpeedGust SpeedPrecipitationEventsConditions
12:13 AM5 °C5 °C100 %1012.9 hPa0.2 kmCalmFogFog
12:52 AM4.4 °C4.4 °C100 %1012.9 hPa0.2 kmCalmFogFog
1:52 AM3.9 °C3.9 °C100 %1013.5 hPa0.2 kmSW (230°)5.6 km/hFogFog
2:28 AM3 °C3 °C100 %1013.5 hPa0.3 kmWSW (240°)5.6 km/hFogFog
2:52 AM2.8 °C2.8 °C100 %1013.9 hPa0.3 kmSouth (190°)5.6 km/hFogFog
3:33 AM2 °C2 °C100 %1013.5 hPa6.4 kmCalmFogPatches of Fog
3:52 AM2.2 °C1.7 °C97 %1013.9 hPa8 kmSW (220°)5.6 km/hClear
4:52 AM2.2 °C1.7 °C97 %1013.9 hPa16.1 kmSW (220°)7.4 km/hClear
5:52 AM2.2 °C1.7 °C97 %1014.6 hPa16.1 kmCalmPartly Cloudy
6:52 AM1.7 °C0.6 °C92 %1015.2 hPa16.1 kmCalmClear
7:52 AM1.1 °C0.6 °C96 %1015.6 hPa16.1 kmSSW (200°)7.4 km/hScattered Clouds
8:52 AM6.7 °C4.4 °C85 %1016.3 hPa16.1 kmWest (270°)5.6 km/hScattered Clouds
9:52 AM9.4 °C3.9 °C69 %1016.6 hPa16.1 kmWest (280°)13 km/hPartly Cloudy
10:52 AM9.4 °C2.8 °C64 %1016.3 hPa16.1 kmNW (310°)25.9 km/hMostly Cloudy
11:52 AM9.4 °C1.1 °C56 %1015.9 hPa16.1 kmWNW (300°)25.9 km/h37 km/hMostly Cloudy
12:52 PM10 °C0 °C50 %1015.6 hPa16.1 kmNW (320°)25.9 km/h35.2 km/hMostly Cloudy
1:52 PM10 °C-0.6 °C48 %1014.9 hPa16.1 kmNW (310°)29.6 km/h42.6 km/hMostly Cloudy
2:52 PM9.4 °C-1.1 °C48 %1015.6 hPa16.1 kmNW (310°)22.2 km/h35.2 km/hScattered Clouds
3:52 PM8.3 °C-2.2 °C48 %1015.6 hPa16.1 kmNW (310°)29.6 km/hScattered Clouds
4:52 PM7 °C-3 °C49 %1015.9 hPa16.1 kmNW (320°)29.6 km/h38.9 km/hPartly Cloudy
5:52 PM5 °C-3.3 °C55 %1016.6 hPa16.1 kmNW (320°)18.5 km/hScattered Clouds
6:52 PM4.4 °C-3.9 °C55 %1017.3 hPa16.1 kmNNW (330°)16.7 km/hPartly Cloudy
7:52 PM3.3 °C-3.3 °C62 %1017.9 hPa16.1 kmNW (320°)22.2 km/h38.9 km/hPartly Cloudy
8:52 PM2.8 °C-4.4 °C59 %1018.3 hPa16.1 kmNW (320°)29.6 km/h37 km/hClear
9:52 PM2.2 °C-4.4 °C62 %1017.9 hPa16.1 kmNNW (330°)14.8 km/hPartly Cloudy
10:52 PM2.2 °C-4.4 °C62 %1018.3 hPa16.1 kmNW (320°)20.4 km/hScattered Clouds
11:52 PM2.2 °C-4.4 °C62 %1019 hPa16.1 kmNW (320°)13 km/hScattered Clouds
Hourly data recorded from KIAD, located 0 kilometers away from Dulles, Virginia




STORIES FROM OUR PARTNERS