FORT BELVOIR, VIRGINIA

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Elevation: 27 meters Latitude: 38 43N Longitude: 077 10W

WEATHER

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Number of Records: 400,079; Date Range: 1/1/95 - 3/22/16

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WEATHER ALMANAC - 21 MAY, 2015

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	13.2 ^°C	17.2 ^°C (12:52 am)	11.7 ^°C (12:52 pm)
Dewpoint	8.6 ^°C	10 ^°C (10:28 am)	5 ^°C (2:52 am)
Humidity	74.8 ^%	88 ^% (3:04 pm)	46 ^% (12:52 am)
Barometer	1015.2 ^hPa	1017.3 hPa (10:28 am)	1013.5 hPa (4:43 pm)
Wind Speed	13.2 ^km/h	22.2 ^km/h (12:07 pm)

Weather Element	Average
Visibility	11.9 ^km
Wind Direction	ESE (105 °)

Weather Element	Total
Precipitation	14.48 ^mm
Heating Degree Days	3.9 (Base 18.3)
Growing Degree Days	4.5 (Base 10)

Averaged from 50 records on 21 May, 2015

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 21 MAY, 2015

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Precipitation	Events	Conditions
12:52 AM	17.2 ^°C	5.6 ^°C	46 ^%	1016.3 hPa	16.1 ^km	NE (40°)	16.7 ^km/h			Mostly Cloudy
1:52 AM	16.7 ^°C	5.6 ^°C	48 ^%	1015.9 hPa	16.1 ^km	ENE (70°)	9.3 ^km/h			Overcast
2:52 AM	16.7 ^°C	5 ^°C	46 ^%	1015.9 hPa	16.1 ^km	ENE (70°)	13 ^km/h			Overcast
3:52 AM	16.7 ^°C	5 ^°C	46 ^%	1015.9 hPa	16.1 ^km	East (80°)	5.6 ^km/h			Overcast
4:52 AM	16.7 ^°C	5.6 ^°C	48 ^%	1016.3 hPa	16.1 ^km	ENE (70°)	5.6 ^km/h			Overcast
5:52 AM	16.1 ^°C	6.1 ^°C	52 ^%	1015.9 hPa	16.1 ^km	ENE (60°)	9.3 ^km/h			Overcast
6:52 AM	16.7 ^°C	6.1 ^°C	50 ^%	1015.6 hPa	16.1 ^km	East (100°)	13 ^km/h			Overcast
7:52 AM	16.1 ^°C	6.7 ^°C	54 ^%	1015.6 hPa	16.1 ^km	East (80°)	9.3 ^km/h			Overcast
8:52 AM	15.6 ^°C	9.4 ^°C	67 ^%	1015.9 hPa	16.1 ^km	East (100°)	13 ^km/h	0.25 mm	Rain	Light Rain
9:52 AM	14.4 ^°C	8.3 ^°C	67 ^%	1016.6 hPa	8 ^km	East (100°)	9.3 ^km/h	0.76 mm	Rain	Light Rain
10:19 AM	13 ^°C	9 ^°C	77 ^%	1016.9 hPa	4.8 ^km	Variable	9.3 ^km/h	1.02 mm	Rain	Light Rain
10:28 AM	13 ^°C	10 ^°C	82 ^%	1017.3 hPa	4.8 ^km	SE (130°)	11.1 ^km/h	1.78 mm	Rain	Rain
10:31 AM	13 ^°C	10 ^°C	82 ^%	1017.3 hPa	4.8 ^km	ESE (110°)	11.1 ^km/h	2.03 mm	Rain	Rain
10:52 AM	13 ^°C	10 ^°C	82 ^%	1017.3 hPa	11.3 ^km	ENE (60°)	13 ^km/h		Rain	Light Rain
11:03 AM	12 ^°C	8 ^°C	77 ^%	1016.9 hPa	8 ^km	NE (50°)	16.7 ^km/h	0 mm	Rain	Light Rain
11:47 AM	12 ^°C	9 ^°C	82 ^%	1016.9 hPa	4 ^km	NE (50°)	20.4 ^km/h	0.76 mm	Rain	Light Rain
11:52 AM	12.2 ^°C	8.9 ^°C	80 ^%	1016.9 hPa	4.8 ^km	NNE (30°)	18.5 ^km/h	0.76 mm	Rain	Light Rain
11:57 AM	12 ^°C	9 ^°C	82 ^%	1016.6 hPa	4.8 ^km	NE (40°)	16.7 ^km/h	0.25 mm	Rain	Light Rain
12:07 PM	12 ^°C	9 ^°C	82 ^%	1016.6 hPa	4 ^km	ENE (60°)	22.2 ^km/h	0.25 mm	Rain	Light Rain
12:19 PM	12 ^°C	9 ^°C	82 ^%	1016.3 hPa	6.4 ^km	ENE (60°)	22.2 ^km/h	0.51 mm	Rain	Light Rain
12:52 PM	11.7 ^°C	9.4 ^°C	86 ^%	1015.9 hPa	6.4 ^km	NE (50°)	20.4 ^km/h	0.76 mm	Rain	Light Rain
12:56 PM	12 ^°C	9 ^°C	82 ^%	1015.9 hPa	4 ^km	ENE (60°)	18.5 ^km/h	0 mm	Rain	Light Rain
1:09 PM	12 ^°C	9 ^°C	82 ^%	1015.9 hPa	4 ^km	ENE (60°)	18.5 ^km/h	0.51 mm	Rain	Light Rain
1:26 PM	12 ^°C	9 ^°C	82 ^%	1015.6 hPa	4.8 ^km	ENE (60°)	20.4 ^km/h	1.52 mm	Rain	Light Rain
1:52 PM	11.7 ^°C	8.9 ^°C	83 ^%	1015.6 hPa	9.7 ^km	ENE (70°)	14.8 ^km/h	1.78 mm	Rain	Light Rain
2:08 PM	12 ^°C	9 ^°C	82 ^%	1015.2 hPa	4 ^km	East (80°)	13 ^km/h	0.25 mm	Rain	Light Rain
2:19 PM	12 ^°C	9 ^°C	82 ^%	1014.9 hPa	4.8 ^km	ENE (60°)	14.8 ^km/h	0.25 mm	Rain	Light Rain
2:32 PM	12 ^°C	9 ^°C	82 ^%	1014.9 hPa	8 ^km	NE (50°)	18.5 ^km/h	0.51 mm	Rain	Light Rain
2:52 PM	12.2 ^°C	9.4 ^°C	83 ^%	1014.6 hPa	9.7 ^km	ENE (70°)	18.5 ^km/h	0.51 mm	Rain	Light Rain
3:04 PM	12 ^°C	10 ^°C	88 ^%	1014.6 hPa	9.7 ^km	East (80°)	14.8 ^km/h	0 mm	Rain	Light Rain
3:15 PM	12 ^°C	9 ^°C	82 ^%	1014.2 hPa	16.1 ^km	East (80°)	11.1 ^km/h	0 mm		Overcast
3:33 PM	12 ^°C	9 ^°C	82 ^%	1014.6 hPa	14.5 ^km	NNE (20°)	14.8 ^km/h	0 mm	Rain	Light Rain
3:47 PM	12 ^°C	9 ^°C	82 ^%	1013.9 hPa	16.1 ^km	ENE (60°)	11.1 ^km/h	0 mm		Overcast
3:52 PM	12.2 ^°C	9.4 ^°C	83 ^%	1013.9 hPa	16.1 ^km	ENE (70°)	13 ^km/h	0 mm		Overcast
4:27 PM	13 ^°C	9 ^°C	77 ^%	1013.9 hPa	16.1 ^km	ENE (70°)	11.1 ^km/h			Overcast
4:43 PM	13 ^°C	9 ^°C	77 ^%	1013.5 hPa	16.1 ^km	ENE (70°)	14.8 ^km/h			Overcast
4:52 PM	12.8 ^°C	9.4 ^°C	80 ^%	1013.5 hPa	16.1 ^km	ENE (60°)	11.1 ^km/h			Overcast
5:52 PM	12.8 ^°C	8.9 ^°C	77 ^%	1013.9 hPa	16.1 ^km	NNE (30°)	13 ^km/h			Overcast
6:52 PM	12.8 ^°C	8.9 ^°C	77 ^%	1014.2 hPa	16.1 ^km	NE (40°)	11.1 ^km/h			Overcast
7:12 PM	13 ^°C	9 ^°C	77 ^%	1014.2 hPa	16.1 ^km	NNE (30°)	7.4 ^km/h			Overcast
7:52 PM	12.8 ^°C	8.9 ^°C	77 ^%	1014.6 hPa	16.1 ^km	NE (40°)	7.4 ^km/h			Overcast
8:14 PM	13 ^°C	9 ^°C	77 ^%	1014.2 hPa	16.1 ^km	North (10°)	9.3 ^km/h			Overcast
8:26 PM	13 ^°C	9 ^°C	77 ^%	1014.2 hPa	16.1 ^km	North (350°)	11.1 ^km/h			Mostly Cloudy
8:36 PM	13 ^°C	9 ^°C	77 ^%	1014.2 hPa	16.1 ^km	NNW (330°)	11.1 ^km/h			Mostly Cloudy
8:52 PM	12.8 ^°C	8.9 ^°C	77 ^%	1014.2 hPa	16.1 ^km	North (350°)	7.4 ^km/h			Mostly Cloudy
9:22 PM	12 ^°C	9 ^°C	82 ^%	1014.2 hPa	16.1 ^km	NNW (340°)	11.1 ^km/h			Scattered Clouds
9:52 PM	12.2 ^°C	8.9 ^°C	80 ^%	1014.6 hPa	14.5 ^km	NW (320°)	11.1 ^km/h			Partly Cloudy
10:32 PM	13 ^°C	9 ^°C	77 ^%	1014.6 hPa	16.1 ^km	NW (320°)	9.3 ^km/h			Mostly Cloudy
10:52 PM	12.2 ^°C	8.9 ^°C	80 ^%	1014.6 hPa	16.1 ^km	NNW (330°)	13 ^km/h			Mostly Cloudy
11:52 PM	12.2 ^°C	8.9 ^°C	80 ^%	1014.6 hPa	16.1 ^km	NNW (330°)	9.3 ^km/h			Scattered Clouds

Hourly data recorded from KDCA, located 0 kilometers away from Fort Belvoir, Virginia