POTOMAC, MARYLAND

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Elevation: 8 meters Latitude: 39 02N Longitude: 077 15W

WEATHER

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Number of Records: 200,544; Date Range: 10/17/07 - 3/22/16

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WEATHER ALMANAC - 28 DECEMBER, 2014

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	8.8 ^°C	13 ^°C (11:55 am)	5 ^°C (11:55 pm)
Dewpoint	4.1 ^°C	7 ^°C (3:35 pm)	1 ^°C (12:15 am)
Humidity	73 ^%	93 ^% (6:55 pm)	54 ^% (10:55 am)
Barometer	1016.6 ^hPa	1021 hPa (11:35 pm)	1014.6 hPa (3:55 am)
Wind Speed	2.6 ^km/h	13 ^km/h (12:15 pm)

Weather Element	Average
Visibility	15.9 ^km
Wind Direction	E (92.8 °)

Weather Element	Total
Precipitation	3.81 ^mm
Heating Degree Days	9.3 (Base 18.3)

Averaged from 72 records on 28 December, 2014

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 28 DECEMBER, 2014

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Precipitation	Conditions
12:15 AM	7 ^°C	1 ^°C	66 ^%	1018.3 hPa	16.1 ^km	SSE (160°)	5.6 ^km/h		Clear
12:35 AM	6 ^°C	1 ^°C	70 ^%	1017.9 hPa	16.1 ^km	SSE (150°)	7.4 ^km/h		Scattered Clouds
12:55 AM	7 ^°C	1 ^°C	66 ^%	1017.6 hPa	16.1 ^km	Calm			Mostly Cloudy
1:15 AM	6 ^°C	1 ^°C	70 ^%	1016.9 hPa	16.1 ^km	SE (130°)	7.4 ^km/h		Partly Cloudy
1:35 AM	6 ^°C	1 ^°C	70 ^%	1017.3 hPa	16.1 ^km	Calm			Mostly Cloudy
1:55 AM	6 ^°C	2 ^°C	76 ^%	1016.6 hPa	16.1 ^km	SSE (160°)	5.6 ^km/h		Overcast
2:15 AM	7 ^°C	2 ^°C	71 ^%	1016.3 hPa	16.1 ^km	SE (140°)	7.4 ^km/h		Mostly Cloudy
2:35 AM	7 ^°C	2 ^°C	71 ^%	1016.6 hPa	16.1 ^km	Calm			Scattered Clouds
2:55 AM	7 ^°C	2 ^°C	71 ^%	1016.3 hPa	16.1 ^km	Calm			Mostly Cloudy
3:15 AM	7 ^°C	2 ^°C	71 ^%	1015.6 hPa	16.1 ^km	Calm			Overcast
3:35 AM	7 ^°C	2 ^°C	71 ^%	1015.2 hPa	16.1 ^km	Calm			Overcast
3:55 AM	7 ^°C	3 ^°C	76 ^%	1014.6 hPa	16.1 ^km	Calm			Overcast
4:15 AM	7 ^°C	3 ^°C	76 ^%	1014.9 hPa	16.1 ^km	Calm			Overcast
4:35 AM	7 ^°C	3 ^°C	76 ^%	1014.6 hPa	16.1 ^km	Calm			Overcast
4:55 AM	7 ^°C	3 ^°C	76 ^%	1014.6 hPa	16.1 ^km	Calm			Overcast
5:15 AM	8 ^°C	3 ^°C	71 ^%	1014.6 hPa	16.1 ^km	Calm			Overcast
5:35 AM	8 ^°C	2 ^°C	66 ^%	1014.9 hPa	16.1 ^km	Calm			Mostly Cloudy
5:55 AM	7 ^°C	2 ^°C	71 ^%	1014.6 hPa	16.1 ^km	Calm			Scattered Clouds
6:15 AM	7 ^°C	2 ^°C	71 ^%	1014.6 hPa	16.1 ^km	Calm			Mostly Cloudy
6:35 AM	7 ^°C	2 ^°C	71 ^%	1014.9 hPa	16.1 ^km	Calm			Mostly Cloudy
6:55 AM	7 ^°C	2 ^°C	71 ^%	1014.9 hPa	16.1 ^km	Calm			Mostly Cloudy
7:15 AM	7 ^°C	3 ^°C	76 ^%	1015.2 hPa	16.1 ^km	Calm			Overcast
7:35 AM	8 ^°C	3 ^°C	71 ^%	1015.2 hPa	16.1 ^km	Calm			Overcast
7:55 AM	7 ^°C	3 ^°C	76 ^%	1015.6 hPa	16.1 ^km	Calm			Mostly Cloudy
8:15 AM	7 ^°C	3 ^°C	76 ^%	1015.9 hPa	16.1 ^km	Calm			Scattered Clouds
8:35 AM	7 ^°C	4 ^°C	81 ^%	1015.2 hPa	16.1 ^km	Calm			Overcast
8:55 AM	8 ^°C	4 ^°C	76 ^%	1015.9 hPa	16.1 ^km	Calm			Overcast
9:15 AM	9 ^°C	4 ^°C	71 ^%	1015.9 hPa	16.1 ^km	Calm			Overcast
9:35 AM	9 ^°C	4 ^°C	71 ^%	1016.3 hPa	16.1 ^km	WNW (300°)	5.6 ^km/h		Overcast
9:55 AM	9 ^°C	3 ^°C	66 ^%	1015.9 hPa	16.1 ^km	WNW (300°)	5.6 ^km/h		Scattered Clouds
10:15 AM	10 ^°C	3 ^°C	62 ^%	1015.6 hPa	16.1 ^km	Calm			Clear
10:35 AM	11 ^°C	3 ^°C	58 ^%	1015.9 hPa	16.1 ^km	Calm			Clear
10:55 AM	12 ^°C	3 ^°C	54 ^%	1015.9 hPa	16.1 ^km	West (280°)	5.6 ^km/h		Clear
11:15 AM	12 ^°C	3 ^°C	54 ^%	1015.9 hPa	16.1 ^km	WNW (290°)	9.3 ^km/h		Clear
11:35 AM	12 ^°C	3 ^°C	54 ^%	1015.9 hPa	16.1 ^km	Calm			Partly Cloudy
11:55 AM	13 ^°C	4 ^°C	54 ^%	1015.6 hPa	16.1 ^km	NW (310°)	5.6 ^km/h		Partly Cloudy
12:15 PM	13 ^°C	5 ^°C	58 ^%	1015.2 hPa	16.1 ^km	WNW (300°)	13 ^km/h		Clear
12:35 PM	13 ^°C	5 ^°C	58 ^%	1015.2 hPa	16.1 ^km	WNW (300°)	13 ^km/h		Clear
12:55 PM	13 ^°C	5 ^°C	58 ^%	1015.2 hPa	16.1 ^km	NW (320°)	7.4 ^km/h		Clear
1:15 PM	13 ^°C	5 ^°C	58 ^%	1014.9 hPa	16.1 ^km	NW (310°)	9.3 ^km/h		Partly Cloudy
1:35 PM	13 ^°C	5 ^°C	58 ^%	1015.2 hPa	16.1 ^km	NW (310°)	5.6 ^km/h		Partly Cloudy
1:55 PM	13 ^°C	5 ^°C	58 ^%	1015.2 hPa	16.1 ^km	WNW (290°)	9.3 ^km/h		Partly Cloudy
2:15 PM	13 ^°C	5 ^°C	58 ^%	1014.9 hPa	16.1 ^km	Calm			Clear
2:35 PM	13 ^°C	6 ^°C	63 ^%	1015.2 hPa	16.1 ^km	Calm			Mostly Cloudy
2:55 PM	12 ^°C	6 ^°C	67 ^%	1015.6 hPa	16.1 ^km	Calm			Scattered Clouds
3:15 PM	12 ^°C	6 ^°C	67 ^%	1015.9 hPa	16.1 ^km	Calm			Partly Cloudy
3:35 PM	12 ^°C	7 ^°C	72 ^%	1016.3 hPa	16.1 ^km	Calm			Partly Cloudy
3:55 PM	12 ^°C	6 ^°C	67 ^%	1016.3 hPa	16.1 ^km	Calm			Mostly Cloudy
4:15 PM	12 ^°C	7 ^°C	72 ^%	1016.6 hPa	16.1 ^km	Calm			Scattered Clouds
4:35 PM	11 ^°C	6 ^°C	71 ^%	1016.9 hPa	16.1 ^km	Calm			Scattered Clouds
4:55 PM	10 ^°C	7 ^°C	82 ^%	1017.3 hPa	16.1 ^km	Calm			Overcast
5:15 PM	10 ^°C	7 ^°C	82 ^%	1017.6 hPa	16.1 ^km	Calm		0.25 mm	Overcast
5:35 PM	9 ^°C	7 ^°C	87 ^%	1017.6 hPa	16.1 ^km	NW (310°)	5.6 ^km/h	0.25 mm	Overcast
5:55 PM	9 ^°C	7 ^°C	87 ^%	1017.6 hPa	16.1 ^km	Calm		0.51 mm	Overcast
6:15 PM	9 ^°C	7 ^°C	87 ^%	1017.3 hPa	16.1 ^km	Calm			Mostly Cloudy
6:35 PM	9 ^°C	7 ^°C	87 ^%	1017.3 hPa	16.1 ^km	Calm			Overcast
6:55 PM	8 ^°C	7 ^°C	93 ^%	1018.3 hPa	16.1 ^km	Calm			Overcast
7:15 PM	8 ^°C	7 ^°C	93 ^%	1018.6 hPa	16.1 ^km	Calm			Overcast
7:35 PM	8 ^°C	7 ^°C	93 ^%	1018.3 hPa	16.1 ^km	Calm			Overcast
7:55 PM	8 ^°C	7 ^°C	93 ^%	1018.3 hPa	16.1 ^km	Calm			Overcast
8:15 PM	8 ^°C	7 ^°C	93 ^%	1019 hPa	9.7 ^km	NW (310°)	5.6 ^km/h		Overcast
8:35 PM	8 ^°C	7 ^°C	93 ^%	1019 hPa	16.1 ^km	Calm			Overcast
8:55 PM	8 ^°C	6 ^°C	87 ^%	1019 hPa	16.1 ^km	Calm			Overcast
9:15 PM	8 ^°C	5 ^°C	81 ^%	1019.3 hPa	16.1 ^km	North (350°)	7.4 ^km/h		Overcast
9:35 PM	8 ^°C	4 ^°C	76 ^%	1019.6 hPa	16.1 ^km	NNW (340°)	9.3 ^km/h		Overcast
9:55 PM	8 ^°C	3 ^°C	71 ^%	1020 hPa	16.1 ^km	NW (320°)	7.4 ^km/h		Overcast
10:15 PM	7 ^°C	3 ^°C	76 ^%	1020.3 hPa	16.1 ^km	NNW (330°)	7.4 ^km/h	0.51 mm	Overcast
10:35 PM	6 ^°C	3 ^°C	81 ^%	1020 hPa	16.1 ^km	Calm		0.76 mm	Overcast
10:55 PM	6 ^°C	4 ^°C	87 ^%	1020.7 hPa	16.1 ^km	North (10°)	5.6 ^km/h	1.02 mm	Overcast
11:15 PM	6 ^°C	3 ^°C	81 ^%	1020.7 hPa	16.1 ^km	Calm			Overcast
11:35 PM	6 ^°C	3 ^°C	81 ^%	1021 hPa	16.1 ^km	NNW (330°)	7.4 ^km/h	0.25 mm	Overcast
11:55 PM	5 ^°C	2 ^°C	81 ^%	1021 hPa	16.1 ^km	NNW (330°)	5.6 ^km/h	0.25 mm	Overcast

Hourly data recorded from KGAI, located 0 kilometers away from Potomac, Maryland