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 MAY, 2015

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	23.3 ^°C	30 ^°C (2:15 pm)	20 ^°C (3:35 pm)
Dewpoint	19.1 ^°C	21 ^°C (11:55 am)	16 ^°C (2:55 pm)
Humidity	77.9 ^%	88 ^% (5:35 pm)	55 ^% (2:15 pm)
Barometer	1022.4 ^hPa	1023 hPa (7:55 am)	1021.3 hPa (5:35 pm)
Wind Speed	7.9 ^km/h	20.4 ^km/h (2:35 pm)
Wind Gust		38.9 ^km/h (2:35 pm)

Weather Element	Average
Visibility	15.9 ^km
Wind Direction	SE (135.9 °)

Weather Element	Total
Precipitation	5.08 ^mm
Cooling Degree Days	6.7 (Base 18.3)
Growing Degree Days	15 (Base 10)

Averaged from 71 records on 27 May, 2015

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 27 MAY, 2015

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Gust Speed	Precipitation	Events	Conditions
12:15 AM	24 ^°C	18 ^°C	69 ^%	1022.7 hPa	16.1 ^km	SSE (150°)	9.3 ^km/h				Clear
12:35 AM	24 ^°C	18 ^°C	69 ^%	1022.7 hPa	16.1 ^km	SE (130°)	11.1 ^km/h				Clear
12:55 AM	23 ^°C	18 ^°C	73 ^%	1022.7 hPa	16.1 ^km	SE (130°)	9.3 ^km/h				Clear
1:15 AM	22 ^°C	18 ^°C	78 ^%	1022.4 hPa	16.1 ^km	SE (130°)	11.1 ^km/h				Clear
1:35 AM	22 ^°C	18 ^°C	78 ^%	1022.4 hPa	16.1 ^km	SE (130°)	9.3 ^km/h				Clear
1:55 AM	22 ^°C	18 ^°C	78 ^%	1022.4 hPa	16.1 ^km	SE (140°)	11.1 ^km/h				Clear
2:15 AM	22 ^°C	18 ^°C	78 ^%	1022.4 hPa	16.1 ^km	SE (130°)	11.1 ^km/h				Clear
2:35 AM	21 ^°C	18 ^°C	83 ^%	1022.4 hPa	16.1 ^km	SE (130°)	9.3 ^km/h				Clear
2:55 AM	22 ^°C	18 ^°C	78 ^%	1022.4 hPa	16.1 ^km	SSE (150°)	9.3 ^km/h				Clear
3:15 AM	22 ^°C	18 ^°C	78 ^%	1022 hPa	16.1 ^km	SSE (150°)	11.1 ^km/h				Clear
3:35 AM	22 ^°C	18 ^°C	78 ^%	1022 hPa	16.1 ^km	SSE (160°)	7.4 ^km/h				Clear
3:55 AM	22 ^°C	18 ^°C	78 ^%	1022 hPa	16.1 ^km	South (170°)	9.3 ^km/h				Clear
4:15 AM	22 ^°C	18 ^°C	78 ^%	1022 hPa	16.1 ^km	SSE (160°)	11.1 ^km/h				Clear
4:35 AM	22 ^°C	18 ^°C	78 ^%	1022 hPa	16.1 ^km	SSE (150°)	9.3 ^km/h				Clear
4:55 AM	22 ^°C	19 ^°C	83 ^%	1021.7 hPa	16.1 ^km	South (190°)	7.4 ^km/h				Clear
5:15 AM	22 ^°C	19 ^°C	83 ^%	1021.7 hPa	16.1 ^km	South (170°)	13 ^km/h				Clear
5:35 AM	22 ^°C	19 ^°C	83 ^%	1022 hPa	16.1 ^km	SSW (200°)	7.4 ^km/h				Clear
5:55 AM	22 ^°C	19 ^°C	83 ^%	1022 hPa	16.1 ^km	South (180°)	9.3 ^km/h				Clear
6:15 AM	22 ^°C	19 ^°C	83 ^%	1022 hPa	16.1 ^km	South (170°)	9.3 ^km/h				Clear
6:35 AM	22 ^°C	19 ^°C	83 ^%	1022.4 hPa	16.1 ^km	South (180°)	9.3 ^km/h				Mostly Cloudy
6:55 AM	23 ^°C	19 ^°C	78 ^%	1022.7 hPa	16.1 ^km	South (170°)	9.3 ^km/h				Overcast
7:15 AM	23 ^°C	19 ^°C	78 ^%	1022.7 hPa	16.1 ^km	South (170°)	9.3 ^km/h				Overcast
7:35 AM	23 ^°C	19 ^°C	78 ^%	1022.7 hPa	16.1 ^km	South (180°)	13 ^km/h				Overcast
7:55 AM	23 ^°C	20 ^°C	83 ^%	1023 hPa	16.1 ^km	South (190°)	9.3 ^km/h				Overcast
8:15 AM	23 ^°C	20 ^°C	83 ^%	1023 hPa	16.1 ^km	SSE (160°)	9.3 ^km/h				Overcast
8:35 AM	23 ^°C	20 ^°C	83 ^%	1023 hPa	16.1 ^km	SSW (200°)	11.1 ^km/h				Overcast
8:55 AM	24 ^°C	20 ^°C	78 ^%	1023 hPa	16.1 ^km	South (180°)	14.8 ^km/h				Overcast
9:15 AM	24 ^°C	20 ^°C	78 ^%	1023 hPa	16.1 ^km	SSW (200°)	13 ^km/h				Overcast
9:35 AM	24 ^°C	20 ^°C	78 ^%	1023 hPa	16.1 ^km	SSE (160°)	7.4 ^km/h				Overcast
9:55 AM	24 ^°C	20 ^°C	78 ^%	1023 hPa	16.1 ^km	South (180°)	7.4 ^km/h				Overcast
10:15 AM	24 ^°C	19 ^°C	73 ^%	1023 hPa	16.1 ^km	South (190°)	11.1 ^km/h				Overcast
10:35 AM	26 ^°C	20 ^°C	69 ^%	1022.7 hPa	16.1 ^km	WSW (240°)	9.3 ^km/h				Mostly Cloudy
10:55 AM	26 ^°C	20 ^°C	69 ^%	1022.7 hPa	16.1 ^km	SSW (200°)	18.5 ^km/h				Mostly Cloudy
11:15 AM	27 ^°C	20 ^°C	65 ^%	1023 hPa	16.1 ^km	South (190°)	11.1 ^km/h				Scattered Clouds
11:35 AM	27 ^°C	20 ^°C	65 ^%	1022.7 hPa	16.1 ^km	SSW (210°)	13 ^km/h				Mostly Cloudy
11:55 AM	28 ^°C	21 ^°C	66 ^%	1022.7 hPa	16.1 ^km	SSW (200°)	9.3 ^km/h				Mostly Cloudy
12:15 PM	28 ^°C	20 ^°C	62 ^%	1022.7 hPa	16.1 ^km	SSW (210°)	9.3 ^km/h				Mostly Cloudy
12:35 PM	28 ^°C	20 ^°C	62 ^%	1022.4 hPa	16.1 ^km	SW (220°)	13 ^km/h				Mostly Cloudy
12:55 PM	28 ^°C	20 ^°C	62 ^%	1022.4 hPa	16.1 ^km	West (260°)	13 ^km/h				Mostly Cloudy
1:15 PM	28 ^°C	20 ^°C	62 ^%	1022 hPa	16.1 ^km	SW (220°)	14.8 ^km/h				Mostly Cloudy
1:35 PM	29 ^°C	20 ^°C	58 ^%	1022 hPa	16.1 ^km	South (190°)	13 ^km/h				Mostly Cloudy
1:55 PM	28 ^°C	19 ^°C	58 ^%	1022 hPa	16.1 ^km	SW (220°)	13 ^km/h				Mostly Cloudy
2:15 PM	30 ^°C	20 ^°C	55 ^%	1021.7 hPa	16.1 ^km	SW (220°)	13 ^km/h				Scattered Clouds
2:35 PM	28 ^°C	19 ^°C	58 ^%	1022.4 hPa	16.1 ^km	NW (320°)	20.4 ^km/h	38.9 ^km/h			Scattered Clouds
2:55 PM	23 ^°C	16 ^°C	65 ^%	1022.4 hPa	16.1 ^km	NW (320°)	13 ^km/h				Mostly Cloudy
3:15 PM	22 ^°C	16 ^°C	69 ^%	1022.4 hPa	16.1 ^km	NW (310°)	13 ^km/h	27.8 ^km/h		Thunderstorm	Overcast
3:35 PM	20 ^°C	16 ^°C	78 ^%	1022.4 hPa	12.9 ^km	WNW (300°)	13 ^km/h		1.52 mm		Mostly Cloudy
3:55 PM	21 ^°C	17 ^°C	78 ^%	1022 hPa	11.3 ^km	Calm			3.56 mm		Mostly Cloudy
4:15 PM	21 ^°C	18 ^°C	83 ^%	1022 hPa	16.1 ^km	Calm					Mostly Cloudy
4:35 PM	22 ^°C	19 ^°C	83 ^%	1022 hPa	16.1 ^km	ESE (110°)	5.6 ^km/h				Mostly Cloudy
4:55 PM	22 ^°C	19 ^°C	83 ^%	1021.7 hPa	16.1 ^km	Calm					Scattered Clouds
5:15 PM	22 ^°C	19 ^°C	83 ^%	1021.7 hPa	16.1 ^km	Calm					Mostly Cloudy
5:35 PM	23 ^°C	21 ^°C	88 ^%	1021.3 hPa	16.1 ^km	Calm					Mostly Cloudy
5:55 PM	23 ^°C	20 ^°C	83 ^%	1021.3 hPa	16.1 ^km	Calm					Partly Cloudy
6:15 PM	23 ^°C	20 ^°C	83 ^%	1021.3 hPa	16.1 ^km	Calm					Clear
6:35 PM	23 ^°C	20 ^°C	83 ^%	1021.3 hPa	16.1 ^km	East (100°)	5.6 ^km/h				Clear
6:55 PM	22 ^°C	20 ^°C	88 ^%	1021.3 hPa	16.1 ^km	ESE (120°)	7.4 ^km/h				Clear
7:15 PM	23 ^°C	21 ^°C	88 ^%	1021.3 hPa	16.1 ^km	Calm					Clear
7:35 PM	23 ^°C	21 ^°C	88 ^%	1021.7 hPa	16.1 ^km	Calm					Partly Cloudy
7:55 PM	23 ^°C	21 ^°C	88 ^%	1021.7 hPa	16.1 ^km	Calm					Partly Cloudy
8:15 PM	22 ^°C	20 ^°C	88 ^%	1021.7 hPa	16.1 ^km	Calm					Partly Cloudy
8:35 PM	22 ^°C	20 ^°C	88 ^%	1021.3 hPa	16.1 ^km	Calm					Clear
8:55 PM	21 ^°C	19 ^°C	88 ^%	1021.7 hPa	16.1 ^km	ESE (110°)	5.6 ^km/h				Clear
9:15 PM	21 ^°C	19 ^°C	88 ^%	1022 hPa	16.1 ^km	Calm					Clear
9:35 PM	21 ^°C	19 ^°C	88 ^%	1022.4 hPa	16.1 ^km	Calm					Clear
9:55 PM	21 ^°C	19 ^°C	88 ^%	1022.4 hPa	16.1 ^km	East (90°)	5.6 ^km/h				Clear
10:15 PM	21 ^°C	19 ^°C	88 ^%	1022.4 hPa	16.1 ^km	Calm					Clear
10:35 PM	21 ^°C	19 ^°C	88 ^%	1022.7 hPa	16.1 ^km	Calm					Clear
10:55 PM	21 ^°C	19 ^°C	88 ^%	1022.4 hPa	16.1 ^km	ESE (110°)	5.6 ^km/h				Clear
11:15 PM	21 ^°C	19 ^°C	88 ^%	1022.4 hPa	16.1 ^km	East (100°)	5.6 ^km/h				Clear
11:55 PM	21 ^°C	19 ^°C	88 ^%	1022.4 hPa	16.1 ^km	Calm					Clear

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