ROCKVILLE, MARYLAND

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Elevation: 127 meters Latitude: 39 06N Longitude: 077 06W

WEATHER

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

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WEATHER ALMANAC - 23 AUGUST, 2014

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	19.6 ^°C	21 ^°C (12:35 am)	19 ^°C (3:55 am)
Dewpoint	18.2 ^°C	20 ^°C (4:35 pm)	17 ^°C (5:55 am)
Humidity	91.5 ^%	94 ^% (2:35 am)	88 ^% (12:35 am)
Barometer	1018.6 ^hPa	1021 hPa (11:35 pm)	1016.9 hPa (4:15 am)
Wind Speed	4.3 ^km/h	11.1 ^km/h (8:55 am)

Weather Element	Average
Visibility	14.2 ^km
Wind Direction	ENE (64 °)

Weather Element	Total
Precipitation	28.96 ^mm
Cooling Degree Days	1.7 (Base 18.3)
Growing Degree Days	10 (Base 10)

Averaged from 68 records on 23 August, 2014

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 23 AUGUST, 2014

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Precipitation	Conditions
12:35 AM	21 ^°C	19 ^°C	88 ^%	1017.6 hPa	16.1 ^km	ESE (110°)	7.4 ^km/h		Overcast
12:55 AM	21 ^°C	19 ^°C	88 ^%	1017.6 hPa	16.1 ^km	East (90°)	5.6 ^km/h		Mostly Cloudy
1:15 AM	21 ^°C	19 ^°C	88 ^%	1017.3 hPa	16.1 ^km	East (100°)	7.4 ^km/h		Mostly Cloudy
1:35 AM	21 ^°C	19 ^°C	88 ^%	1017.3 hPa	16.1 ^km	Calm			Overcast
1:55 AM	21 ^°C	19 ^°C	88 ^%	1017.3 hPa	16.1 ^km	Calm			Overcast
2:15 AM	21 ^°C	19 ^°C	88 ^%	1017.3 hPa	16.1 ^km	ESE (120°)	7.4 ^km/h		Overcast
2:35 AM	20 ^°C	19 ^°C	94 ^%	1017.3 hPa	16.1 ^km	East (100°)	5.6 ^km/h		Overcast
2:55 AM	20 ^°C	19 ^°C	94 ^%	1017.3 hPa	16.1 ^km	East (100°)	9.3 ^km/h		Overcast
3:15 AM	20 ^°C	18 ^°C	88 ^%	1017.3 hPa	16.1 ^km	ESE (110°)	9.3 ^km/h		Overcast
3:35 AM	20 ^°C	18 ^°C	88 ^%	1017.3 hPa	16.1 ^km	Calm			Overcast
3:55 AM	19 ^°C	18 ^°C	94 ^%	1017.3 hPa	16.1 ^km	East (100°)	5.6 ^km/h		Overcast
4:15 AM	20 ^°C	18 ^°C	88 ^%	1016.9 hPa	16.1 ^km	East (100°)	5.6 ^km/h		Overcast
4:35 AM	20 ^°C	18 ^°C	88 ^%	1016.9 hPa	16.1 ^km	East (100°)	5.6 ^km/h		Overcast
5:15 AM	19 ^°C	18 ^°C	94 ^%	1016.9 hPa	16.1 ^km	East (100°)	5.6 ^km/h		Overcast
5:35 AM	19 ^°C	18 ^°C	94 ^%	1016.9 hPa	16.1 ^km	East (80°)	7.4 ^km/h		Mostly Cloudy
5:55 AM	19 ^°C	17 ^°C	88 ^%	1017.6 hPa	16.1 ^km	Calm			Mostly Cloudy
6:15 AM	19 ^°C	17 ^°C	88 ^%	1017.6 hPa	16.1 ^km	Calm			Overcast
6:35 AM	19 ^°C	17 ^°C	88 ^%	1017.6 hPa	16.1 ^km	East (100°)	5.6 ^km/h		Overcast
7:15 AM	19 ^°C	17 ^°C	88 ^%	1017.9 hPa	16.1 ^km	East (100°)	5.6 ^km/h		Overcast
7:35 AM	19 ^°C	17 ^°C	88 ^%	1017.9 hPa	16.1 ^km	East (100°)	7.4 ^km/h		Overcast
8:15 AM	19 ^°C	18 ^°C	94 ^%	1018.6 hPa	14.5 ^km	NE (50°)	5.6 ^km/h	0.25 mm	Overcast
8:35 AM	19 ^°C	18 ^°C	94 ^%	1018.6 hPa	12.9 ^km	NW (320°)	7.4 ^km/h	2.29 mm	Overcast
8:55 AM	19 ^°C	17 ^°C	88 ^%	1018.3 hPa	4.8 ^km	East (90°)	11.1 ^km/h	8.13 mm	Mostly Cloudy
9:15 AM	19 ^°C	17 ^°C	88 ^%	1018.6 hPa	12.9 ^km	ESE (120°)	9.3 ^km/h	0.76 mm	Mostly Cloudy
9:35 AM	19 ^°C	18 ^°C	94 ^%	1018.6 hPa	16.1 ^km	ESE (110°)	7.4 ^km/h	1.02 mm	Mostly Cloudy
9:55 AM	19 ^°C	18 ^°C	94 ^%	1018.6 hPa	11.3 ^km	East (100°)	7.4 ^km/h	1.27 mm	Overcast
10:15 AM	19 ^°C	18 ^°C	94 ^%	1018.6 hPa	16.1 ^km	ESE (110°)	7.4 ^km/h		Overcast
10:35 AM	19 ^°C	18 ^°C	94 ^%	1018.6 hPa	16.1 ^km	East (90°)	5.6 ^km/h	0.25 mm	Overcast
10:55 AM	20 ^°C	18 ^°C	88 ^%	1018.6 hPa	16.1 ^km	Calm		0.25 mm	Overcast
11:15 AM	20 ^°C	19 ^°C	94 ^%	1019 hPa	16.1 ^km	ESE (120°)	9.3 ^km/h		Overcast
11:35 AM	20 ^°C	19 ^°C	94 ^%	1019 hPa	16.1 ^km	Calm			Overcast
11:55 AM	20 ^°C	18 ^°C	88 ^%	1019 hPa	16.1 ^km	Calm			Mostly Cloudy
12:15 PM	20 ^°C	18 ^°C	88 ^%	1019 hPa	12.9 ^km	Calm		0.25 mm	Overcast
12:35 PM	20 ^°C	18 ^°C	88 ^%	1019 hPa	14.5 ^km	Calm		1.02 mm	Overcast
12:55 PM	20 ^°C	19 ^°C	94 ^%	1018.6 hPa	12.9 ^km	East (90°)	5.6 ^km/h	1.27 mm	Overcast
1:15 PM	20 ^°C	18 ^°C	88 ^%	1019 hPa	16.1 ^km	ENE (70°)	7.4 ^km/h		Overcast
1:35 PM	19 ^°C	18 ^°C	94 ^%	1019 hPa	16.1 ^km	Calm		0.25 mm	Overcast
1:55 PM	19 ^°C	18 ^°C	94 ^%	1019.3 hPa	12.9 ^km	Calm		1.27 mm	Overcast
2:15 PM	19 ^°C	18 ^°C	94 ^%	1019.3 hPa	11.3 ^km	Calm		1.02 mm	Overcast
2:35 PM	19 ^°C	18 ^°C	94 ^%	1019.3 hPa	11.3 ^km	Calm		2.29 mm	Overcast
2:55 PM	19 ^°C	18 ^°C	94 ^%	1019.3 hPa	6.4 ^km	Calm		3.3 mm	Overcast
3:15 PM	20 ^°C	19 ^°C	94 ^%	1019 hPa	8 ^km	Calm		0.76 mm	Overcast
3:35 PM	20 ^°C	19 ^°C	94 ^%	1019.3 hPa	8 ^km	Calm		1.52 mm	Overcast
3:55 PM	21 ^°C	19 ^°C	88 ^%	1019 hPa	14.5 ^km	Calm		1.78 mm	Overcast
4:15 PM	21 ^°C	19 ^°C	88 ^%	1018.6 hPa	8 ^km	East (100°)	5.6 ^km/h		Overcast
4:35 PM	21 ^°C	20 ^°C	94 ^%	1019 hPa	11.3 ^km	East (80°)	5.6 ^km/h		Overcast
4:55 PM	21 ^°C	19 ^°C	88 ^%	1018.6 hPa	14.5 ^km	Calm			Overcast
5:15 PM	21 ^°C	19 ^°C	88 ^%	1019 hPa	16.1 ^km	East (80°)	5.6 ^km/h		Overcast
5:35 PM	21 ^°C	19 ^°C	88 ^%	1019 hPa	16.1 ^km	East (80°)	5.6 ^km/h		Overcast
5:55 PM	20 ^°C	19 ^°C	94 ^%	1019 hPa	14.5 ^km	ENE (70°)	7.4 ^km/h		Overcast
6:15 PM	19 ^°C	18 ^°C	94 ^%	1019 hPa	6.4 ^km	East (80°)	7.4 ^km/h		Overcast
6:35 PM	20 ^°C	18 ^°C	88 ^%	1019 hPa	12.9 ^km	East (90°)	5.6 ^km/h		Overcast
6:55 PM	19 ^°C	18 ^°C	94 ^%	1019 hPa	16.1 ^km	East (90°)	7.4 ^km/h		Overcast
7:15 PM	19 ^°C	18 ^°C	94 ^%	1019 hPa	16.1 ^km	East (100°)	9.3 ^km/h		Overcast
7:35 PM	19 ^°C	18 ^°C	94 ^%	1019.3 hPa	16.1 ^km	East (100°)	7.4 ^km/h		Overcast
7:55 PM	19 ^°C	18 ^°C	94 ^%	1019.3 hPa	16.1 ^km	ESE (110°)	5.6 ^km/h		Overcast
8:15 PM	19 ^°C	18 ^°C	94 ^%	1019.3 hPa	16.1 ^km	ESE (110°)	5.6 ^km/h		Overcast
8:35 PM	19 ^°C	18 ^°C	94 ^%	1019.6 hPa	16.1 ^km	Calm			Overcast
8:55 PM	19 ^°C	18 ^°C	94 ^%	1019.6 hPa	16.1 ^km	East (80°)	5.6 ^km/h		Overcast
9:15 PM	19 ^°C	18 ^°C	94 ^%	1020 hPa	8 ^km	East (90°)	5.6 ^km/h		Overcast
9:35 PM	19 ^°C	18 ^°C	94 ^%	1020 hPa	8 ^km	ESE (110°)	5.6 ^km/h		Overcast
9:55 PM	19 ^°C	18 ^°C	94 ^%	1020.3 hPa	14.5 ^km	Calm			Overcast
10:15 PM	19 ^°C	18 ^°C	94 ^%	1020.3 hPa	14.5 ^km	ESE (110°)	5.6 ^km/h		Overcast
10:35 PM	19 ^°C	18 ^°C	94 ^%	1020.7 hPa	12.9 ^km	Calm			Overcast
10:55 PM	19 ^°C	18 ^°C	94 ^%	1020.7 hPa	12.9 ^km	Calm			Overcast
11:15 PM	19 ^°C	18 ^°C	94 ^%	1020.7 hPa	16.1 ^km	Calm			Overcast
11:35 PM	19 ^°C	18 ^°C	94 ^%	1021 hPa	16.1 ^km	East (90°)	5.6 ^km/h		Overcast
11:55 PM	19 ^°C	18 ^°C	94 ^%	1021 hPa	16.1 ^km	Calm			Overcast

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