POTOMAC, MARYLAND

Home > North America > United States > Maryland
Elevation: 8 meters Latitude: 39 02N Longitude: 077 15W

WEATHER

Monthly - Summary

Hourly Data

SELECT A DAY

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

PRINT THIS DATA

[ ← Previous Day ]
WEATHER ALMANAC - 26 JANUARY, 2015

[ Next Day → ]

[ °F ] °C

Weather Element	Average	High	Low
Temperature	-0.9 ^°C	4 ^°C (12:15 am)	-4 ^°C (7:55 pm)
Dewpoint	-3.2 ^°C	0 ^°C (1:55 am)	-7 ^°C (8:55 pm)
Humidity	84.5 ^%	93 ^% (6:35 am)	70 ^% (12:15 am)
Barometer	1009.1 ^hPa	1011.5 hPa (12:15 am)	1006.8 hPa (3:55 pm)
Wind Speed	10.1 ^km/h	22.2 ^km/h (5:55 am)
Wind Gust		31.5 ^km/h (5:55 am)

Weather Element	Average
Visibility	6.8 ^km
Wind Direction	ESE (121.7 °)

Weather Element	Total
Precipitation	10.16 ^mm
Heating Degree Days	18.3 (Base 18.3)

Averaged from 71 records on 26 January, 2015

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 26 JANUARY, 2015

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Gust Speed	Precipitation	Conditions
12:15 AM	4 ^°C	-1 ^°C	70 ^%	1011.5 hPa	16.1 ^km	East (90°)	7.4 ^km/h			Overcast
12:35 AM	4 ^°C	-1 ^°C	70 ^%	1011.5 hPa	16.1 ^km	East (80°)	7.4 ^km/h			Overcast
12:55 AM	4 ^°C	-1 ^°C	70 ^%	1011.2 hPa	16.1 ^km	East (90°)	5.6 ^km/h			Overcast
1:15 AM	4 ^°C	-1 ^°C	70 ^%	1011.2 hPa	16.1 ^km	East (80°)	5.6 ^km/h			Overcast
1:35 AM	4 ^°C	-1 ^°C	70 ^%	1010.8 hPa	16.1 ^km	East (90°)	7.4 ^km/h			Overcast
1:55 AM	3 ^°C	0 ^°C	81 ^%	1010.8 hPa	16.1 ^km	ENE (70°)	11.1 ^km/h			Overcast
2:15 AM	3 ^°C	0 ^°C	81 ^%	1010.8 hPa	16.1 ^km	East (90°)	9.3 ^km/h			Overcast
2:35 AM	3 ^°C	0 ^°C	81 ^%	1010.5 hPa	11.3 ^km	East (90°)	13 ^km/h			Overcast
2:55 AM	3 ^°C	0 ^°C	81 ^%	1010.5 hPa	11.3 ^km	East (90°)	13 ^km/h			Overcast
3:15 AM	2 ^°C	0 ^°C	87 ^%	1010.2 hPa	11.3 ^km	East (90°)	18.5 ^km/h	25.9 ^km/h		Mostly Cloudy
3:35 AM	2 ^°C	0 ^°C	87 ^%	1010.2 hPa	9.7 ^km	East (90°)	11.1 ^km/h			Mostly Cloudy
3:55 AM	2 ^°C	0 ^°C	87 ^%	1010.2 hPa	11.3 ^km	East (90°)	14.8 ^km/h			Overcast
4:15 AM	2 ^°C	0 ^°C	87 ^%	1010.2 hPa	11.3 ^km	East (90°)	14.8 ^km/h	25.9 ^km/h		Overcast
4:35 AM	2 ^°C	0 ^°C	87 ^%	1010.2 hPa	8 ^km	East (90°)	11.1 ^km/h			Overcast
4:55 AM	2 ^°C	-1 ^°C	81 ^%	1009.8 hPa	6.4 ^km	East (90°)	13 ^km/h			Overcast
5:15 AM	1 ^°C	-1 ^°C	87 ^%	1009.8 hPa	8 ^km	East (90°)	14.8 ^km/h	25.9 ^km/h	0.25 mm	Overcast
5:35 AM	1 ^°C	-1 ^°C	87 ^%	1009.8 hPa	6.4 ^km	East (90°)	13 ^km/h	25.9 ^km/h	0.25 mm	Overcast
5:55 AM	1 ^°C	-2 ^°C	81 ^%	1009.8 hPa	4.8 ^km	East (100°)	22.2 ^km/h	31.5 ^km/h	0.25 mm	Overcast
6:15 AM	0 ^°C	-2 ^°C	87 ^%	1009.8 hPa	3.2 ^km	East (80°)	9.3 ^km/h	29.6 ^km/h		Overcast
6:35 AM	-1 ^°C	-2 ^°C	93 ^%	1010.2 hPa	3.2 ^km	East (80°)	13 ^km/h	27.8 ^km/h		Overcast
6:55 AM	-1 ^°C	-3 ^°C	86 ^%	1010.2 hPa	4.8 ^km	East (80°)	11.1 ^km/h	29.6 ^km/h		Overcast
7:15 AM	-1 ^°C	-3 ^°C	86 ^%	1010.2 hPa	4 ^km	East (80°)	18.5 ^km/h	25.9 ^km/h		Overcast
7:35 AM	-1 ^°C	-3 ^°C	86 ^%	1010.2 hPa	1.9 ^km	East (90°)	14.8 ^km/h	31.5 ^km/h		Overcast
7:55 AM	-1 ^°C	-3 ^°C	86 ^%	1010.2 hPa	3.2 ^km	East (80°)	13 ^km/h	25.9 ^km/h		Overcast
8:15 AM	-1 ^°C	-3 ^°C	86 ^%	1010.2 hPa	4 ^km	East (90°)	14.8 ^km/h	29.6 ^km/h		Overcast
8:35 AM	-1 ^°C	-3 ^°C	86 ^%	1010.2 hPa	4 ^km	East (80°)	11.1 ^km/h	25.9 ^km/h		Overcast
8:55 AM	-1 ^°C	-3 ^°C	86 ^%	1010.2 hPa	8 ^km	ENE (70°)	11.1 ^km/h			Overcast
9:15 AM	-1 ^°C	-3 ^°C	86 ^%	1009.8 hPa	4.8 ^km	ENE (70°)	7.4 ^km/h		0.25 mm	Overcast
9:35 AM	-1 ^°C	-3 ^°C	86 ^%	1009.8 hPa	11.3 ^km	East (80°)	13 ^km/h		0.25 mm	Overcast
9:55 AM	-1 ^°C	-3 ^°C	86 ^%	1010.2 hPa	8 ^km	East (80°)	9.3 ^km/h		0.25 mm	Overcast
10:15 AM	-1 ^°C	-3 ^°C	86 ^%	1010.2 hPa	8 ^km	East (80°)	14.8 ^km/h			Overcast
10:35 AM	-1 ^°C	-3 ^°C	86 ^%	1010.2 hPa	3.2 ^km	ENE (70°)	11.1 ^km/h		0.25 mm	Overcast
10:55 AM	-1 ^°C	-3 ^°C	86 ^%	1010.2 hPa	1.9 ^km	East (80°)	9.3 ^km/h		0.25 mm	Overcast
11:15 AM	-1 ^°C	-3 ^°C	86 ^%	1010.2 hPa	4 ^km	NE (40°)	13 ^km/h			Overcast
11:35 AM	-1 ^°C	-3 ^°C	86 ^%	1009.8 hPa	8 ^km	NE (50°)	9.3 ^km/h			Overcast
11:55 AM	-1 ^°C	-3 ^°C	86 ^%	1009.5 hPa	4 ^km	ENE (60°)	13 ^km/h		0.25 mm	Overcast
12:15 PM	-1 ^°C	-3 ^°C	86 ^%	1008.8 hPa	4 ^km	NE (50°)	7.4 ^km/h			Overcast
12:35 PM	-1 ^°C	-3 ^°C	86 ^%	1008.5 hPa	3.2 ^km	ENE (60°)	7.4 ^km/h			Overcast
12:55 PM	-1 ^°C	-3 ^°C	86 ^%	1008.1 hPa	4 ^km	NNE (30°)	7.4 ^km/h		0.25 mm	Overcast
1:15 PM	-1 ^°C	-3 ^°C	86 ^%	1007.8 hPa	4.8 ^km	NE (40°)	7.4 ^km/h			Overcast
1:35 PM	-1 ^°C	-3 ^°C	86 ^%	1007.5 hPa	11.3 ^km	NE (50°)	9.3 ^km/h		0.25 mm	Overcast
1:55 PM	-1 ^°C	-3 ^°C	86 ^%	1007.1 hPa	4.8 ^km	NE (50°)	11.1 ^km/h		0.25 mm	Overcast
2:15 PM	-1 ^°C	-3 ^°C	86 ^%	1007.5 hPa	2.4 ^km	North (10°)	5.6 ^km/h			Overcast
2:35 PM	-1 ^°C	-3 ^°C	86 ^%	1007.8 hPa	4.8 ^km	Calm			0.25 mm	Overcast
2:55 PM	-1 ^°C	-3 ^°C	86 ^%	1007.5 hPa	3.2 ^km	North (360°)	5.6 ^km/h		0.25 mm	Overcast
3:15 PM	-2 ^°C	-3 ^°C	93 ^%	1007.1 hPa	2.4 ^km	North (10°)	7.4 ^km/h		0.25 mm	Overcast
3:35 PM	-2 ^°C	-4 ^°C	86 ^%	1007.1 hPa	3.2 ^km	North (10°)	7.4 ^km/h		0.25 mm	Overcast
3:55 PM	-2 ^°C	-3 ^°C	93 ^%	1006.8 hPa	2.9 ^km	North (10°)	7.4 ^km/h		0.25 mm	Overcast
4:15 PM	-2 ^°C	-4 ^°C	86 ^%	1006.8 hPa	4.8 ^km	North (10°)	9.3 ^km/h		0.25 mm	Overcast
4:35 PM	-2 ^°C	-4 ^°C	86 ^%	1007.5 hPa	6.4 ^km	NNE (20°)	7.4 ^km/h		0.25 mm	Overcast
4:55 PM	-2 ^°C	-4 ^°C	86 ^%	1007.5 hPa	2.9 ^km	NNE (20°)	7.4 ^km/h		0.25 mm	Overcast
5:15 PM	-2 ^°C	-4 ^°C	86 ^%	1007.8 hPa	3.2 ^km	NNE (30°)	7.4 ^km/h			Overcast
5:55 PM	-3 ^°C	-4 ^°C	93 ^%	1008.1 hPa	3.2 ^km	NNE (20°)	5.6 ^km/h			Overcast
6:15 PM	-3 ^°C	-4 ^°C	93 ^%	1008.1 hPa	4 ^km	North (10°)	7.4 ^km/h		0.25 mm	Overcast
6:35 PM	-3 ^°C	-4 ^°C	93 ^%	1008.1 hPa	2.9 ^km	NNE (20°)	7.4 ^km/h		0.25 mm	Overcast
6:55 PM	-3 ^°C	-4 ^°C	93 ^%	1008.1 hPa	4 ^km	North (360°)	7.4 ^km/h		0.25 mm	Overcast
7:15 PM	-3 ^°C	-4 ^°C	93 ^%	1008.1 hPa	6.4 ^km	Calm				Overcast
7:35 PM	-3 ^°C	-6 ^°C	80 ^%	1008.1 hPa	8 ^km	NNW (330°)	7.4 ^km/h		0.25 mm	Overcast
7:55 PM	-4 ^°C	-6 ^°C	86 ^%	1008.5 hPa	8 ^km	NNW (340°)	9.3 ^km/h		0.51 mm	Overcast
8:15 PM	-4 ^°C	-6 ^°C	86 ^%	1008.5 hPa	6.4 ^km	NW (320°)	9.3 ^km/h		0.25 mm	Overcast
8:35 PM	-4 ^°C	-6 ^°C	86 ^%	1008.8 hPa	4 ^km	NNW (330°)	7.4 ^km/h		0.51 mm	Overcast
8:55 PM	-4 ^°C	-7 ^°C	80 ^%	1008.8 hPa	4 ^km	NW (310°)	11.1 ^km/h		0.51 mm	Overcast
9:15 PM	-4 ^°C	-7 ^°C	80 ^%	1008.8 hPa	6.4 ^km	NNW (330°)	11.1 ^km/h		0.51 mm	Overcast
9:35 PM	-4 ^°C	-7 ^°C	80 ^%	1008.8 hPa	6.4 ^km	NW (320°)	13 ^km/h		0.51 mm	Overcast
9:55 PM	-4 ^°C	-7 ^°C	80 ^%	1008.8 hPa	6.4 ^km	NW (320°)	11.1 ^km/h		0.51 mm	Overcast
10:15 PM	-4 ^°C	-7 ^°C	80 ^%	1008.8 hPa	3.2 ^km	NNW (330°)	11.1 ^km/h			Overcast
10:35 PM	-4 ^°C	-7 ^°C	80 ^%	1008.5 hPa	4 ^km	NNW (330°)	11.1 ^km/h		0.25 mm	Overcast
10:55 PM	-4 ^°C	-7 ^°C	80 ^%	1008.5 hPa	4 ^km	NNW (330°)	7.4 ^km/h		0.25 mm	Overcast
11:15 PM	-4 ^°C	-7 ^°C	80 ^%	1008.5 hPa	4.8 ^km	NW (320°)	9.3 ^km/h			Overcast
11:35 PM	-4 ^°C	-6 ^°C	86 ^%	1008.5 hPa	4 ^km	NW (310°)	14.8 ^km/h			Overcast
11:55 PM	-4 ^°C	-7 ^°C	80 ^%	1008.5 hPa	14.5 ^km	NW (320°)	11.1 ^km/h		0.25 mm	Overcast

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