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HERNDON, VIRGINIA


Home > North America > United States > Virginia
Elevation: 98 meters     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 - 22 OCTOBER, 2014
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[ °F ]   °C
Weather ElementAverageHighLow
Temperature11.3 °C13 °C (11:59 am)10 °C (11:52 pm)
Dewpoint8.8 °C10 °C (5:52 am)5.6 °C (10:52 pm)
Humidity84.7 %96 % (5:52 am)71 % (8:52 pm)
Barometer1013.9 hPa1015.2 hPa (9:52 pm)1011.9 hPa (3:36 am)
Wind Speed20.1 km/h29.6 km/h (11:52 am)
Wind Gust40.7 km/h (11:59 am)
Weather ElementAverage
Visibility14.2 km
Wind DirectionNNW (329.4 °)

Weather ElementTotal
Precipitation10.41 mm
Heating Degree Days6.8 (Base 18.3)
Growing Degree Days1.5 (Base 10)
Averaged from 32 records on 22 October, 2014
WEATHER CONDITIONS BREAKOUT
WIND DIRECTION BREAKOUT
WEATHER BY HOUR - 22 OCTOBER, 2014
[ °F ]   °C
Local TimeTemperatureDewpointHumidityBarometerVisibilityWind DirectionWind SpeedGust SpeedPrecipitationEventsConditions
12:52 AM10.6 °C9.4 °C92 %1012.5 hPa16.1 kmNNW (330°)13 km/h0 mmMostly Cloudy
1:52 AM10.6 °C9.4 °C92 %1012.2 hPa16.1 kmNNW (330°)13 km/hMostly Cloudy
2:06 AM11 °C9 °C88 %1012.5 hPa16.1 kmNNW (330°)13 km/hMostly Cloudy
2:52 AM10.6 °C9.4 °C92 %1012.2 hPa16.1 kmNNW (330°)13 km/h0 mmOvercast
3:36 AM11 °C9 °C88 %1011.9 hPa16.1 kmNW (320°)14.8 km/hOvercast
3:52 AM10.6 °C9.4 °C92 %1011.9 hPa16.1 kmNW (320°)13 km/hOvercast
4:52 AM10.6 °C9.4 °C92 %1011.9 hPa16.1 kmNNW (330°)16.7 km/h0 mmOvercast
5:52 AM10.6 °C10 °C96 %1012.5 hPa9.7 kmNNW (330°)16.7 km/h0.25 mmRainLight Rain
6:52 AM10.6 °C10 °C96 %1012.9 hPa11.3 kmNNW (330°)16.7 km/h0 mmRainLight Rain
7:52 AM11.1 °C10 °C93 %1013.5 hPa8 kmNorth (350°)14.8 km/h1.52 mmRainRain
8:11 AM11 °C10 °C94 %1013.5 hPa4.8 kmNNW (330°)13 km/h1.52 mmRainRain
8:41 AM11 °C9 °C88 %1013.9 hPa11.3 kmNNW (330°)18.5 km/h2.29 mmRainLight Rain
8:52 AM11.1 °C9.4 °C89 %1013.9 hPa12.9 kmNNW (330°)18.5 km/h2.54 mmRainLight Rain
8:59 AM11 °C9 °C88 %1013.9 hPa16.1 kmNNW (330°)18.5 km/h0 mmRainLight Rain
9:52 AM11.7 °C9.4 °C86 %1014.2 hPa16.1 kmNNW (330°)24.1 km/h0.25 mmOvercast
10:52 AM12.2 °C8.9 °C80 %1014.2 hPa16.1 kmNNW (340°)24.1 km/h0 mmRainLight Rain
11:52 AM12.8 °C8.9 °C77 %1014.6 hPa16.1 kmNNW (340°)29.6 km/h38.9 km/h0 mmMostly Cloudy
11:59 AM13 °C9 °C77 %1014.6 hPa16.1 kmNNW (340°)27.8 km/h40.7 km/h0 mmRainLight Rain
12:15 PM12 °C9 °C82 %1014.6 hPa16.1 kmNorth (350°)24.1 km/h40.7 km/h0 mmRainLight Rain
12:52 PM11.7 °C9.4 °C86 %1014.6 hPa9.7 kmNNW (330°)24.1 km/h35.2 km/h0.25 mmRainLight Rain
1:52 PM10.6 °C9.4 °C92 %1014.6 hPa8 kmNNW (330°)24.1 km/h38.9 km/h1.27 mmRainRain
2:52 PM11.1 °C9.4 °C89 %1014.6 hPa11.3 kmNW (320°)22.2 km/h31.5 km/h0.25 mmLight Drizzle
3:52 PM11.7 °C9.4 °C86 %1014.6 hPa12.9 kmNNW (330°)22.2 km/h33.3 km/h0.25 mmRainLight Rain
4:52 PM11.7 °C8.9 °C83 %1014.6 hPa12.9 kmNNW (330°)27.8 km/h0 mmOvercast
5:09 PM12 °C9 °C82 %1014.6 hPa16.1 kmNNW (330°)24.1 km/h40.7 km/hOvercast
5:52 PM12.2 °C8.3 °C77 %1014.6 hPa16.1 kmNW (320°)18.5 km/hOvercast
6:52 PM12.2 °C7.8 °C75 %1014.6 hPa16.1 kmNW (320°)18.5 km/hMostly Cloudy
7:52 PM12 °C7 °C72 %1014.6 hPa16.1 kmNW (320°)27.8 km/h38.9 km/hMostly Cloudy
8:52 PM11.7 °C6.7 °C71 %1014.9 hPa16.1 kmNW (320°)22.2 km/hOvercast
9:52 PM11.1 °C6.1 °C71 %1015.2 hPa16.1 kmNNW (330°)22.2 km/h35.2 km/hOvercast
10:52 PM10.6 °C5.6 °C71 %1014.9 hPa16.1 kmNW (320°)22.2 km/hMostly Cloudy
11:52 PM10 °C5.6 °C74 %1014.9 hPa16.1 kmNW (320°)24.1 km/h35.2 km/hMostly Cloudy
Hourly data recorded from KIAD, located 0 kilometers away from Herndon, Virginia




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