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ROCKVILLE, MARYLAND


Home > North America > United States > Maryland
Elevation: 127 meters     Latitude: 39 06N     Longitude: 077 06W

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Number of Records: 200,544;   Date Range: 10/17/07 - 3/22/16
 
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WEATHER ALMANAC - 18 SEPTEMBER, 2014
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[ °F ]   °C
Weather ElementAverageHighLow
Temperature17.1 °C23 °C (10:35 am)12 °C (11:35 pm)
Dewpoint12.7 °C15 °C (5:35 am)11 °C (7:15 pm)
Humidity77.7 %94 % (1:55 am)47 % (1:55 pm)
Barometer1017.6 hPa1021.3 hPa (6:35 am)1016.3 hPa (12:15 am)
Wind Speed2.4 km/h14.8 km/h (1:55 pm)
Weather ElementAverage
Visibility15.3 km
Wind DirectionENE (78.8 °)

Weather ElementTotal
Precipitation---
Heating Degree Days0.8 (Base 18.3)
Growing Degree Days7.5 (Base 10)
Averaged from 69 records on 18 September, 2014
WEATHER CONDITIONS BREAKOUT
WIND DIRECTION BREAKOUT
WEATHER BY HOUR - 18 SEPTEMBER, 2014
[ °F ]   °C
Local TimeTemperatureDewpointHumidityBarometerVisibilityWind DirectionWind SpeedGust SpeedPrecipitationEventsConditions
12:15 AM13 °C11 °C88 %1016.6 hPa16.1 kmCalmScattered Clouds
12:35 AM12 °C11 °C94 %1016.3 hPa16.1 kmCalmPartly Cloudy
12:55 AM12 °C11 °C94 %1016.3 hPa16.1 kmCalmPartly Cloudy
1:35 AM12 °C11 °C94 %1016.3 hPa16.1 kmCalmMostly Cloudy
1:55 AM12 °C11 °C94 %1016.3 hPa16.1 kmCalmOvercast
2:15 AM12 °C11 °C94 %1016.3 hPa16.1 kmCalmMostly Cloudy
2:35 AM13 °C12 °C94 %1016.3 hPa16.1 kmCalmOvercast
2:55 AM12 °C11 °C94 %1016.3 hPa16.1 kmCalmMostly Cloudy
3:15 AM13 °C12 °C94 %1016.3 hPa16.1 kmCalmOvercast
3:35 AM13 °C12 °C94 %1016.3 hPa16.1 kmCalmOvercast
3:55 AM13 °C12 °C94 %1016.3 hPa16.1 kmCalmOvercast
4:15 AM13 °C12 °C94 %1016.3 hPa16.1 kmCalmMostly Cloudy
4:35 AM13 °C12 °C94 %1016.3 hPa16.1 kmCalmMostly Cloudy
5:15 AM12 °C11 °C94 %1016.6 hPa16.1 kmCalmMostly Cloudy
5:35 AM13 °C12 °C94 %1016.6 hPa16.1 kmCalmOvercast
5:55 AM13 °C12 °C94 %1016.6 hPa16.1 kmCalmMostly Cloudy
6:15 AM13 °C12 °C94 %1016.9 hPa16.1 kmCalmScattered Clouds
6:35 AM13 °C11 °C88 %1016.9 hPa16.1 kmCalmScattered Clouds
6:55 AM13 °C11 °C88 %1016.9 hPa16.1 kmCalmScattered Clouds
7:15 AM12 °C11 °C94 %1016.9 hPa14.5 kmCalmMostly Cloudy
7:35 AM13 °C12 °C94 %1017.3 hPa16.1 kmCalmOvercast
7:55 AM14 °C13 °C94 %1017.3 hPa16.1 kmCalmOvercast
8:15 AM14 °C13 °C94 %1017.3 hPa16.1 kmCalmOvercast
8:35 AM16 °C14 °C88 %1017.3 hPa16.1 kmCalmOvercast
8:55 AM17 °C13 °C77 %1017.3 hPa16.1 kmCalmOvercast
9:15 AM17 °C14 °C82 %1017.6 hPa16.1 kmCalmOvercast
9:35 AM17 °C14 °C82 %1017.6 hPa16.1 kmWNW (300°)5.6 km/hScattered Clouds
9:55 AM18 °C14 °C77 %1017.6 hPa16.1 kmWNW (290°)9.3 km/hClear
10:15 AM19 °C15 °C78 %1017.9 hPa16.1 kmWest (270°)7.4 km/hClear
10:35 AM19 °C15 °C78 %1017.9 hPa16.1 kmWest (260°)7.4 km/hClear
10:55 AM21 °C15 °C68 %1017.9 hPa16.1 kmCalmScattered Clouds
11:15 AM21 °C14 °C64 %1017.6 hPa16.1 kmSSW (210°)7.4 km/hMostly Cloudy
11:35 AM21 °C14 °C64 %1017.6 hPa16.1 kmWest (270°)11.1 km/hMostly Cloudy
11:55 AM21 °C14 °C64 %1017.9 hPa16.1 kmWest (260°)9.3 km/hScattered Clouds
12:15 PM21 °C14 °C64 %1017.6 hPa16.1 kmWNW (290°)11.1 km/hMostly Cloudy
12:35 PM22 °C15 °C64 %1017.6 hPa16.1 kmWest (280°)7.4 km/hMostly Cloudy
12:55 PM22 °C14 °C60 %1017.6 hPa16.1 kmNW (310°)9.3 km/hScattered Clouds
1:15 PM23 °C14 °C57 %1017.6 hPa16.1 kmWest (260°)7.4 km/hClear
1:35 PM23 °C14 °C57 %1017.6 hPa16.1 kmNW (310°)9.3 km/hMostly Cloudy
1:55 PM23 °C14 °C57 %1017.6 hPa16.1 kmNNW (340°)5.6 km/hScattered Clouds
2:15 PM22 °C13 °C57 %1017.6 hPa16.1 kmCalmMostly Cloudy
2:35 PM23 °C13 °C53 %1017.3 hPa16.1 kmWNW (300°)9.3 km/hScattered Clouds
2:55 PM23 °C13 °C53 %1017.3 hPa16.1 kmNW (320°)7.4 km/hScattered Clouds
3:35 PM22 °C12 °C53 %1017.3 hPa16.1 kmNW (320°)7.4 km/hScattered Clouds
3:55 PM22 °C12 °C53 %1017.3 hPa16.1 kmCalmMostly Cloudy
4:15 PM23 °C12 °C50 %1017.3 hPa16.1 kmWNW (290°)14.8 km/hScattered Clouds
4:35 PM23 °C11 °C47 %1017.3 hPa16.1 kmNorth (360°)7.4 km/hClear
4:55 PM23 °C12 °C50 %1017.6 hPa16.1 kmCalmClear
5:15 PM23 °C11 °C47 %1017.3 hPa16.1 kmCalmClear
5:35 PM23 °C12 °C50 %1017.6 hPa16.1 kmENE (60°)5.6 km/hClear
5:55 PM22 °C11 °C50 %1017.6 hPa16.1 kmNE (40°)5.6 km/hScattered Clouds
6:15 PM22 °C11 °C50 %1017.9 hPa16.1 kmCalmClear
6:35 PM21 °C11 °C53 %1017.9 hPa16.1 kmCalmPartly Cloudy
6:55 PM20 °C11 °C56 %1017.9 hPa16.1 kmCalmPartly Cloudy
7:15 PM19 °C13 °C68 %1018.3 hPa16.1 kmCalmClear
7:35 PM18 °C14 °C77 %1018.6 hPa16.1 kmEast (100°)5.6 km/hClear
7:55 PM18 °C14 °C77 %1018.6 hPa16.1 kmCalmClear
8:15 PM17 °C14 °C82 %1019 hPa16.1 kmCalmClear
8:35 PM16 °C14 °C88 %1019.6 hPa16.1 kmCalmClear
8:55 PM16 °C14 °C88 %1019.6 hPa16.1 kmCalmClear
9:15 PM15 °C13 °C88 %1020 hPa16.1 kmCalmClear
9:35 PM15 °C14 °C94 %1020 hPa16.1 kmCalmClear
9:55 PM15 °C13 °C88 %1020.3 hPa11.3 kmCalmClear
10:15 PM14 °C13 °C94 %1020.3 hPa11.3 kmCalmClear
10:35 PM14 °C13 °C94 %1020.7 hPa8 kmCalmClear
10:55 PM14 °C13 °C94 %1021 hPa8 kmCalmClear
11:15 PM14 °C13 °C94 %1021 hPa8 kmCalmClear
11:35 PM14 °C13 °C94 %1021.3 hPa6.4 kmCalmPartly Cloudy
11:55 PM14 °C13 °C94 %1021.3 hPa8 kmCalmMostly Cloudy
Hourly data recorded from KGAI, located 0 kilometers away from Rockville, Maryland




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