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 - 27 JULY, 2015

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	24.3 ^°C	28 ^°C (12:55 pm)	21 ^°C (3:55 am)
Dewpoint	20.2 ^°C	23 ^°C (2:35 pm)	18 ^°C (12:15 am)
Humidity	77.9 ^%	94 ^% (8:55 am)	58 ^% (5:55 pm)
Barometer	1016.9 ^hPa	1017.9 hPa (9:55 pm)	1016.3 hPa (12:15 am)
Wind Speed	4.8 ^km/h	18.5 ^km/h (4:35 pm)

Weather Element	Average
Visibility	15.3 ^km
Wind Direction	ENE (73.3 °)

Weather Element	Total
Precipitation	4.83 ^mm
Cooling Degree Days	6.2 (Base 18.3)
Growing Degree Days	14.5 (Base 10)

Averaged from 72 records on 27 July, 2015

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 27 JULY, 2015

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Precipitation	Events	Conditions
12:15 AM	26 ^°C	18 ^°C	61 ^%	1016.3 hPa	16.1 ^km	SSE (160°)	13 ^km/h			Mostly Cloudy
12:35 AM	26 ^°C	18 ^°C	61 ^%	1016.3 hPa	16.1 ^km	South (180°)	9.3 ^km/h		Thunderstorm	Mostly Cloudy
12:55 AM	23 ^°C	19 ^°C	78 ^%	1016.3 hPa	12.9 ^km	SSE (160°)	5.6 ^km/h	1.52 mm		Overcast
1:15 AM	22 ^°C	19 ^°C	83 ^%	1016.3 hPa	16.1 ^km	Calm		0.25 mm		Mostly Cloudy
1:35 AM	22 ^°C	19 ^°C	83 ^%	1016.6 hPa	12.9 ^km	Calm		0.25 mm		Mostly Cloudy
1:55 AM	22 ^°C	19 ^°C	83 ^%	1016.6 hPa	16.1 ^km	Calm		0.25 mm		Mostly Cloudy
2:15 AM	22 ^°C	19 ^°C	83 ^%	1016.6 hPa	14.5 ^km	Calm				Scattered Clouds
2:35 AM	22 ^°C	19 ^°C	83 ^%	1016.3 hPa	16.1 ^km	Calm				Scattered Clouds
2:55 AM	22 ^°C	20 ^°C	88 ^%	1016.3 hPa	14.5 ^km	Calm		0.25 mm		Mostly Cloudy
3:15 AM	22 ^°C	20 ^°C	88 ^%	1016.3 hPa	12.9 ^km	Calm		0.25 mm		Mostly Cloudy
3:35 AM	22 ^°C	20 ^°C	88 ^%	1016.6 hPa	16.1 ^km	NNE (20°)	5.6 ^km/h	0.25 mm		Mostly Cloudy
3:55 AM	21 ^°C	19 ^°C	88 ^%	1016.6 hPa	16.1 ^km	ENE (60°)	7.4 ^km/h	0.25 mm		Overcast
4:15 AM	21 ^°C	19 ^°C	88 ^%	1016.9 hPa	16.1 ^km	Calm				Overcast
4:35 AM	21 ^°C	19 ^°C	88 ^%	1016.6 hPa	16.1 ^km	ESE (120°)	11.1 ^km/h	0.25 mm		Mostly Cloudy
4:55 AM	21 ^°C	19 ^°C	88 ^%	1016.6 hPa	12.9 ^km	ESE (120°)	11.1 ^km/h	0.51 mm		Overcast
5:15 AM	21 ^°C	19 ^°C	88 ^%	1016.6 hPa	12.9 ^km	East (100°)	5.6 ^km/h	0.25 mm	Thunderstorm	Scattered Clouds
5:35 AM	21 ^°C	19 ^°C	88 ^%	1016.3 hPa	14.5 ^km	ESE (120°)	9.3 ^km/h	0.25 mm		Clear
5:55 AM	21 ^°C	19 ^°C	88 ^%	1016.6 hPa	16.1 ^km	SSE (150°)	13 ^km/h	0.25 mm		Clear
6:15 AM	21 ^°C	19 ^°C	88 ^%	1016.6 hPa	16.1 ^km	SE (140°)	9.3 ^km/h			Clear
6:35 AM	21 ^°C	19 ^°C	88 ^%	1016.6 hPa	16.1 ^km	SE (140°)	9.3 ^km/h			Clear
6:55 AM	21 ^°C	19 ^°C	88 ^%	1016.6 hPa	6.4 ^km	SE (130°)	5.6 ^km/h			Clear
7:15 AM	21 ^°C	19 ^°C	88 ^%	1016.9 hPa	16.1 ^km	ESE (120°)	5.6 ^km/h			Clear
7:35 AM	22 ^°C	19 ^°C	83 ^%	1016.9 hPa	11.3 ^km	Calm				Clear
7:55 AM	22 ^°C	20 ^°C	88 ^%	1017.3 hPa	11.3 ^km	Calm				Clear
8:15 AM	22 ^°C	20 ^°C	88 ^%	1017.3 hPa	14.5 ^km	Calm				Clear
8:35 AM	22 ^°C	20 ^°C	88 ^%	1017.6 hPa	16.1 ^km	Calm				Mostly Cloudy
8:55 AM	22 ^°C	21 ^°C	94 ^%	1017.6 hPa	16.1 ^km	Calm				Overcast
9:15 AM	23 ^°C	21 ^°C	88 ^%	1017.6 hPa	16.1 ^km	SE (140°)	7.4 ^km/h			Scattered Clouds
9:35 AM	23 ^°C	21 ^°C	88 ^%	1017.6 hPa	16.1 ^km	SE (140°)	7.4 ^km/h			Partly Cloudy
9:55 AM	24 ^°C	22 ^°C	89 ^%	1017.6 hPa	16.1 ^km	East (90°)	7.4 ^km/h			Mostly Cloudy
10:15 AM	24 ^°C	21 ^°C	83 ^%	1017.6 hPa	16.1 ^km	ESE (120°)	5.6 ^km/h			Overcast
10:35 AM	25 ^°C	21 ^°C	78 ^%	1017.6 hPa	16.1 ^km	ESE (120°)	5.6 ^km/h			Mostly Cloudy
10:55 AM	26 ^°C	21 ^°C	74 ^%	1017.6 hPa	6.4 ^km	Calm				Mostly Cloudy
11:15 AM	27 ^°C	21 ^°C	70 ^%	1017.6 hPa	16.1 ^km	Calm				Mostly Cloudy
11:35 AM	27 ^°C	21 ^°C	70 ^%	1017.6 hPa	16.1 ^km	Calm				Partly Cloudy
11:55 AM	27 ^°C	22 ^°C	74 ^%	1017.6 hPa	16.1 ^km	Calm				Partly Cloudy
12:15 PM	27 ^°C	22 ^°C	74 ^%	1017.6 hPa	16.1 ^km	Calm				Mostly Cloudy
12:35 PM	27 ^°C	22 ^°C	74 ^%	1017.3 hPa	16.1 ^km	ENE (60°)	5.6 ^km/h			Mostly Cloudy
12:55 PM	28 ^°C	22 ^°C	70 ^%	1017.3 hPa	16.1 ^km	North (350°)	5.6 ^km/h			Mostly Cloudy
1:15 PM	27 ^°C	22 ^°C	74 ^%	1017.3 hPa	16.1 ^km	NNE (20°)	5.6 ^km/h			Mostly Cloudy
1:35 PM	27 ^°C	22 ^°C	74 ^%	1017.3 hPa	16.1 ^km	NE (50°)	7.4 ^km/h			Overcast
1:55 PM	27 ^°C	22 ^°C	74 ^%	1017.3 hPa	16.1 ^km	East (100°)	5.6 ^km/h			Overcast
2:15 PM	27 ^°C	22 ^°C	74 ^%	1016.9 hPa	16.1 ^km	Calm				Overcast
2:35 PM	28 ^°C	23 ^°C	74 ^%	1016.9 hPa	16.1 ^km	East (80°)	5.6 ^km/h			Scattered Clouds
2:55 PM	28 ^°C	22 ^°C	70 ^%	1016.9 hPa	16.1 ^km	ENE (70°)	5.6 ^km/h			Mostly Cloudy
3:15 PM	28 ^°C	22 ^°C	70 ^%	1016.9 hPa	16.1 ^km	ENE (70°)	5.6 ^km/h			Mostly Cloudy
3:35 PM	28 ^°C	22 ^°C	70 ^%	1016.6 hPa	16.1 ^km	East (90°)	7.4 ^km/h			Mostly Cloudy
3:55 PM	27 ^°C	22 ^°C	74 ^%	1016.6 hPa	16.1 ^km	East (100°)	7.4 ^km/h		Thunderstorm	Thunderstorm
4:15 PM	27 ^°C	22 ^°C	74 ^%	1016.9 hPa	16.1 ^km	ESE (110°)	9.3 ^km/h			Overcast
4:35 PM	28 ^°C	22 ^°C	70 ^%	1016.6 hPa	16.1 ^km	SE (140°)	18.5 ^km/h			Overcast
4:55 PM	27 ^°C	21 ^°C	70 ^%	1016.3 hPa	16.1 ^km	Calm				Scattered Clouds
5:15 PM	27 ^°C	20 ^°C	65 ^%	1016.3 hPa	16.1 ^km	East (80°)	7.4 ^km/h			Clear
5:35 PM	27 ^°C	19 ^°C	61 ^%	1016.3 hPa	16.1 ^km	SE (130°)	13 ^km/h			Clear
5:55 PM	28 ^°C	19 ^°C	58 ^%	1016.3 hPa	16.1 ^km	SSE (150°)	9.3 ^km/h			Clear
6:15 PM	28 ^°C	20 ^°C	62 ^%	1016.3 hPa	16.1 ^km	SSE (150°)	11.1 ^km/h			Clear
6:35 PM	28 ^°C	19 ^°C	58 ^%	1016.3 hPa	16.1 ^km	South (190°)	7.4 ^km/h			Clear
6:55 PM	27 ^°C	19 ^°C	61 ^%	1016.3 hPa	16.1 ^km	South (170°)	9.3 ^km/h			Clear
7:15 PM	27 ^°C	19 ^°C	61 ^%	1016.6 hPa	16.1 ^km	SSE (150°)	9.3 ^km/h			Mostly Cloudy
7:35 PM	27 ^°C	20 ^°C	65 ^%	1016.9 hPa	16.1 ^km	SE (130°)	7.4 ^km/h			Mostly Cloudy
7:55 PM	26 ^°C	20 ^°C	69 ^%	1016.9 hPa	16.1 ^km	SSE (150°)	7.4 ^km/h			Partly Cloudy
8:15 PM	26 ^°C	19 ^°C	65 ^%	1016.6 hPa	16.1 ^km	SE (130°)	7.4 ^km/h			Partly Cloudy
8:35 PM	24 ^°C	19 ^°C	73 ^%	1016.9 hPa	16.1 ^km	SE (140°)	7.4 ^km/h			Partly Cloudy
8:55 PM	23 ^°C	19 ^°C	78 ^%	1017.3 hPa	16.1 ^km	SE (140°)	5.6 ^km/h			Clear
9:15 PM	24 ^°C	19 ^°C	73 ^%	1017.3 hPa	16.1 ^km	Calm				Clear
9:35 PM	24 ^°C	20 ^°C	78 ^%	1017.6 hPa	16.1 ^km	Calm				Clear
9:55 PM	23 ^°C	20 ^°C	83 ^%	1017.9 hPa	16.1 ^km	Calm				Scattered Clouds
10:15 PM	23 ^°C	20 ^°C	83 ^%	1017.6 hPa	16.1 ^km	Calm				Mostly Cloudy
10:35 PM	23 ^°C	20 ^°C	83 ^%	1017.6 hPa	16.1 ^km	Calm				Scattered Clouds
10:55 PM	23 ^°C	20 ^°C	83 ^%	1017.9 hPa	16.1 ^km	Calm				Clear
11:15 PM	22 ^°C	20 ^°C	88 ^%	1017.6 hPa	16.1 ^km	Calm				Clear
11:35 PM	22 ^°C	19 ^°C	83 ^%	1017.9 hPa	14.5 ^km	Calm				Clear
11:55 PM	22 ^°C	20 ^°C	88 ^%	1017.9 hPa	16.1 ^km	Calm				Clear

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