WASHINGTON - MCMILLAN RESERVOIR, DISTRICT OF COLUMBIA

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Elevation: 7 meters Latitude: 38 56N Longitude: 077 01W

WEATHER

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Number of Records: 222,424; Date Range: 5/31/06 - 3/22/16

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WEATHER ALMANAC - 15 SEPTEMBER, 2014

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	17.6 ^°C	24 ^°C (9:30 am)	11 ^°C (5:00 am)
Dewpoint	12.2 ^°C	15 ^°C (4:55 am)	11 ^°C (11:00 am)
Humidity	73.9 ^%	100 ^% (2:30 am)	44 ^% (10:40 am)
Barometer	1022 ^hPa	1024.4 hPa (4:00 am)	1017.6 hPa (7:35 am)
Wind Speed	2.3 ^km/h	11.1 ^km/h (10:30 am)

Weather Element	Average
Visibility	16.1 ^km
Wind Direction	NE (41.4 °)

Weather Element	Total
Precipitation	---
Heating Degree Days	0.8 (Base 18.3)
Growing Degree Days	7.5 (Base 10)

Averaged from 70 records on 15 September, 2014

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 15 SEPTEMBER, 2014

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Conditions
12:05 AM	12 ^°C	12 ^°C	100 ^%	1023.4 hPa	16.1 ^km	Calm		Clear
12:25 AM	12 ^°C	12 ^°C	100 ^%	1023.4 hPa	16.1 ^km	Calm		Clear
12:45 AM	12 ^°C	12 ^°C	100 ^%	1023.4 hPa	16.1 ^km	Calm		Clear
1:05 AM	11 ^°C	11 ^°C	100 ^%	1023.4 hPa	16.1 ^km	Calm		Clear
1:25 AM	12 ^°C	11 ^°C	94 ^%	1023.4 hPa	16.1 ^km	Calm		Scattered Clouds
1:45 AM	11 ^°C	11 ^°C	100 ^%	1023.4 hPa	16.1 ^km	Calm		Scattered Clouds
2:05 AM	11 ^°C	11 ^°C	100 ^%	1023.4 hPa	16.1 ^km	Calm		Clear
2:25 AM	11 ^°C	11 ^°C	100 ^%	1023.4 hPa	16.1 ^km	Calm		Clear
2:45 AM	11 ^°C	11 ^°C	100 ^%	1023.4 hPa	16.1 ^km	Calm		Clear
3:05 AM	11 ^°C	11 ^°C	100 ^%	1023.4 hPa	16.1 ^km	Calm		Mostly Cloudy
3:25 AM	11 ^°C	11 ^°C	100 ^%	1023.4 hPa	16.1 ^km	Calm		Overcast
3:45 AM	12 ^°C	11 ^°C	94 ^%	1023.4 hPa	16.1 ^km	North (350°)	5.6 ^km/h	Overcast
4:25 AM	12 ^°C	11 ^°C	94 ^%	1023.4 hPa	16.1 ^km	Calm		Overcast
5:05 AM	12 ^°C	11 ^°C	94 ^%	1023.4 hPa	16.1 ^km	Calm		Overcast
5:25 AM	12 ^°C	12 ^°C	100 ^%	1023.4 hPa	16.1 ^km	Calm		Overcast
5:45 AM	12 ^°C	11 ^°C	94 ^%	1023.4 hPa	16.1 ^km	Calm		Mostly Cloudy
6:05 AM	12 ^°C	11 ^°C	94 ^%	1023.7 hPa	16.1 ^km	Calm		Mostly Cloudy
6:25 AM	12 ^°C	11 ^°C	94 ^%	1023.7 hPa	16.1 ^km	Calm		Overcast
6:45 AM	12 ^°C	11 ^°C	94 ^%	1024 hPa	16.1 ^km	Calm		Overcast
7:05 AM	12 ^°C	12 ^°C	100 ^%	1024 hPa	16.1 ^km	Calm		Overcast
7:25 AM	12 ^°C	12 ^°C	100 ^%	1024.4 hPa	16.1 ^km	Calm		Mostly Cloudy
7:45 AM	12 ^°C	12 ^°C	100 ^%	1024.4 hPa	16.1 ^km	Calm		Overcast
8:05 AM	13 ^°C	13 ^°C	100 ^%	1024.4 hPa	16.1 ^km	Calm		Overcast
8:25 AM	14 ^°C	12 ^°C	88 ^%	1024.4 hPa	16.1 ^km	Calm		Overcast
8:45 AM	15 ^°C	13 ^°C	88 ^%	1024.4 hPa	16.1 ^km	Calm		Mostly Cloudy
9:05 AM	16 ^°C	12 ^°C	77 ^%	1024.4 hPa	16.1 ^km	Calm		Scattered Clouds
9:25 AM	17 ^°C	12 ^°C	72 ^%	1024.4 hPa	16.1 ^km	Calm		Clear
9:45 AM	18 ^°C	13 ^°C	73 ^%	1024.4 hPa	16.1 ^km	Calm		Clear
10:05 AM	19 ^°C	12 ^°C	64 ^%	1024.4 hPa	16.1 ^km	Calm		Clear
10:25 AM	20 ^°C	12 ^°C	60 ^%	1024 hPa	16.1 ^km	Calm		Clear
10:45 AM	20 ^°C	12 ^°C	60 ^%	1024 hPa	16.1 ^km	Calm		Scattered Clouds
11:05 AM	20 ^°C	12 ^°C	60 ^%	1024 hPa	16.1 ^km	Calm		Scattered Clouds
11:25 AM	21 ^°C	12 ^°C	56 ^%	1023.7 hPa	16.1 ^km	ESE (120°)	7.4 ^km/h	Scattered Clouds
11:45 AM	22 ^°C	12 ^°C	53 ^%	1023.4 hPa	16.1 ^km	ESE (110°)	9.3 ^km/h	Mostly Cloudy
12:05 PM	21 ^°C	12 ^°C	56 ^%	1023.4 hPa	16.1 ^km	East (100°)	7.4 ^km/h	Overcast
12:25 PM	21 ^°C	12 ^°C	56 ^%	1023.4 hPa	16.1 ^km	North (10°)	7.4 ^km/h	Mostly Cloudy
12:45 PM	22 ^°C	12 ^°C	53 ^%	1022.7 hPa	16.1 ^km	NNE (20°)	7.4 ^km/h	Overcast
1:05 PM	22 ^°C	12 ^°C	53 ^%	1022.7 hPa	16.1 ^km	Calm		Mostly Cloudy
1:25 PM	23 ^°C	12 ^°C	50 ^%	1022.4 hPa	16.1 ^km	ESE (120°)	5.6 ^km/h	Scattered Clouds
1:45 PM	23 ^°C	11 ^°C	47 ^%	1022 hPa	16.1 ^km	Calm		Scattered Clouds
2:05 PM	23 ^°C	11 ^°C	47 ^%	1021.7 hPa	16.1 ^km	SSE (150°)	5.6 ^km/h	Scattered Clouds
2:25 PM	23 ^°C	11 ^°C	47 ^%	1021.7 hPa	16.1 ^km	SE (140°)	5.6 ^km/h	Scattered Clouds
2:45 PM	23 ^°C	11 ^°C	47 ^%	1021 hPa	16.1 ^km	SSW (210°)	5.6 ^km/h	Mostly Cloudy
3:05 PM	23 ^°C	12 ^°C	50 ^%	1021 hPa	16.1 ^km	ESE (110°)	11.1 ^km/h	Mostly Cloudy
3:25 PM	23 ^°C	12 ^°C	50 ^%	1021 hPa	16.1 ^km	Calm		Overcast
3:45 PM	23 ^°C	12 ^°C	50 ^%	1020.7 hPa	16.1 ^km	NE (50°)	7.4 ^km/h	Overcast
4:05 PM	24 ^°C	11 ^°C	44 ^%	1020.7 hPa	16.1 ^km	Calm		Scattered Clouds
4:25 PM	24 ^°C	11 ^°C	44 ^%	1020.3 hPa	16.1 ^km	Calm		Mostly Cloudy
4:45 PM	23 ^°C	11 ^°C	47 ^%	1020.3 hPa	16.1 ^km	SSE (160°)	5.6 ^km/h	Scattered Clouds
5:05 PM	24 ^°C	12 ^°C	47 ^%	1020 hPa	16.1 ^km	East (100°)	5.6 ^km/h	Clear
5:25 PM	23 ^°C	12 ^°C	50 ^%	1020 hPa	16.1 ^km	Calm		Scattered Clouds
5:45 PM	23 ^°C	12 ^°C	50 ^%	1020 hPa	16.1 ^km	East (90°)	7.4 ^km/h	Scattered Clouds
6:05 PM	23 ^°C	13 ^°C	53 ^%	1020 hPa	16.1 ^km	East (80°)	11.1 ^km/h	Mostly Cloudy
6:25 PM	21 ^°C	13 ^°C	60 ^%	1019.6 hPa	16.1 ^km	SE (130°)	7.4 ^km/h	Mostly Cloudy
6:45 PM	21 ^°C	13 ^°C	60 ^%	1020 hPa	16.1 ^km	ESE (120°)	5.6 ^km/h	Scattered Clouds
7:05 PM	20 ^°C	13 ^°C	64 ^%	1019.6 hPa	16.1 ^km	ESE (110°)	7.4 ^km/h	Clear
7:25 PM	20 ^°C	13 ^°C	64 ^%	1019.3 hPa	16.1 ^km	ESE (120°)	5.6 ^km/h	Clear
7:45 PM	20 ^°C	13 ^°C	64 ^%	1019.3 hPa	16.1 ^km	Calm		Clear
8:05 PM	20 ^°C	13 ^°C	64 ^%	1019.6 hPa	16.1 ^km	Calm		Clear
8:25 PM	19 ^°C	13 ^°C	68 ^%	1019.3 hPa	16.1 ^km	Calm		Clear
8:45 PM	18 ^°C	14 ^°C	77 ^%	1019.3 hPa	16.1 ^km	Calm		Clear
9:05 PM	18 ^°C	14 ^°C	77 ^%	1019.3 hPa	16.1 ^km	Calm		Clear
9:25 PM	20 ^°C	13 ^°C	64 ^%	1019.3 hPa	16.1 ^km	South (170°)	5.6 ^km/h	Clear
9:45 PM	18 ^°C	14 ^°C	77 ^%	1019 hPa	16.1 ^km	Calm		Clear
10:05 PM	19 ^°C	14 ^°C	73 ^%	1018.6 hPa	16.1 ^km	South (170°)	5.6 ^km/h	Clear
10:25 PM	19 ^°C	15 ^°C	78 ^%	1018.6 hPa	16.1 ^km	SSE (160°)	5.6 ^km/h	Clear
10:45 PM	18 ^°C	15 ^°C	83 ^%	1018.6 hPa	16.1 ^km	Calm		Clear
11:05 PM	18 ^°C	15 ^°C	83 ^%	1018.3 hPa	16.1 ^km	Calm		Clear
11:25 PM	17 ^°C	15 ^°C	88 ^%	1018.3 hPa	16.1 ^km	Calm		Clear
11:45 PM	17 ^°C	15 ^°C	88 ^%	1017.6 hPa	16.1 ^km	Calm		Clear

Hourly data recorded from KCGS, located 0 kilometers away from Washington - McMillan Reservoir, District of Columbia