RESTON, VIRGINIA

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Elevation: 88 meters Latitude: 38 57N Longitude: 077 27W

WEATHER

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Number of Records: 213,900; Date Range: 1/1/95 - 3/22/16

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WEATHER ALMANAC - 25 JANUARY, 2015

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[ °F ] °C

Weather Element	Average	High	Low
Temperature	5 ^°C	7.8 ^°C (10:52 am)	1.7 ^°C (1:52 am)
Dewpoint	-1.6 ^°C	0.6 ^°C (7:52 pm)	-3.3 ^°C (12:52 am)
Humidity	63.2 ^%	73 ^% (7:52 pm)	51 ^% (10:52 am)
Barometer	1009.5 ^hPa	1011.2 hPa (8:52 pm)	1005.8 hPa (12:52 am)
Wind Speed	7.2 ^km/h	13 ^km/h (1:52 am)

Weather Element	Average
Visibility	16.1 ^km
Wind Direction	SE (140 °)

Weather Element	Total
Precipitation	---
Heating Degree Days	13.6 (Base 18.3)

Averaged from 24 records on 25 January, 2015

WEATHER CONDITIONS BREAKOUT

WIND DIRECTION BREAKOUT

WEATHER BY HOUR - 25 JANUARY, 2015

[ °F ] °C

Local Time	Temperature	Dewpoint	Humidity	Barometer	Visibility	Wind Direction	Wind Speed	Conditions
12:52 AM	2.2 ^°C	-3.3 ^°C	67 ^%	1005.8 hPa	16.1 ^km	WSW (240°)	5.6 ^km/h	Mostly Cloudy
1:52 AM	1.7 ^°C	-3.3 ^°C	70 ^%	1006.8 hPa	16.1 ^km	WNW (290°)	13 ^km/h	Mostly Cloudy
2:52 AM	3.3 ^°C	-3.3 ^°C	62 ^%	1007.5 hPa	16.1 ^km	Calm		Mostly Cloudy
3:52 AM	2.2 ^°C	-2.8 ^°C	70 ^%	1007.5 hPa	16.1 ^km	Calm		Overcast
4:52 AM	1.7 ^°C	-3.3 ^°C	70 ^%	1008.1 hPa	16.1 ^km	South (190°)	7.4 ^km/h	Scattered Clouds
5:52 AM	2.2 ^°C	-2.8 ^°C	70 ^%	1009.1 hPa	16.1 ^km	SSW (210°)	9.3 ^km/h	Mostly Cloudy
6:52 AM	2.8 ^°C	-2.8 ^°C	67 ^%	1010.2 hPa	16.1 ^km	SW (220°)	9.3 ^km/h	Overcast
7:52 AM	2.2 ^°C	-2.8 ^°C	70 ^%	1010.2 hPa	16.1 ^km	South (190°)	9.3 ^km/h	Overcast
8:52 AM	2.8 ^°C	-2.8 ^°C	67 ^%	1010.5 hPa	16.1 ^km	SSW (200°)	11.1 ^km/h	Overcast
9:52 AM	4.4 ^°C	-2.2 ^°C	63 ^%	1010.8 hPa	16.1 ^km	SSW (210°)	13 ^km/h	Overcast
10:52 AM	7.8 ^°C	-1.7 ^°C	51 ^%	1010.8 hPa	16.1 ^km	WSW (240°)	5.6 ^km/h	Overcast
11:52 AM	7.2 ^°C	-1.7 ^°C	53 ^%	1010.8 hPa	16.1 ^km	Variable	7.4 ^km/h	Overcast
12:52 PM	7.2 ^°C	-0.6 ^°C	58 ^%	1010.2 hPa	16.1 ^km	South (190°)	13 ^km/h	Overcast
1:52 PM	7.2 ^°C	-1.1 ^°C	56 ^%	1009.8 hPa	16.1 ^km	SSW (200°)	5.6 ^km/h	Overcast
2:52 PM	7.8 ^°C	-0.6 ^°C	56 ^%	1009.5 hPa	16.1 ^km	South (170°)	13 ^km/h	Overcast
3:52 PM	7.8 ^°C	-0.6 ^°C	56 ^%	1009.8 hPa	16.1 ^km	SSW (200°)	11.1 ^km/h	Overcast
4:52 PM	7.2 ^°C	-0.6 ^°C	58 ^%	1009.8 hPa	16.1 ^km	SSW (200°)	7.4 ^km/h	Overcast
5:52 PM	7.2 ^°C	-0.6 ^°C	58 ^%	1010.5 hPa	16.1 ^km	Calm		Overcast
6:52 PM	6.1 ^°C	-0.6 ^°C	62 ^%	1010.8 hPa	16.1 ^km	Calm		Overcast
7:52 PM	5 ^°C	0.6 ^°C	73 ^%	1010.8 hPa	16.1 ^km	NE (40°)	7.4 ^km/h	Overcast
8:52 PM	5 ^°C	0 ^°C	70 ^%	1011.2 hPa	16.1 ^km	Calm		Overcast
9:52 PM	6.1 ^°C	-0.6 ^°C	62 ^%	1010.2 hPa	16.1 ^km	East (100°)	9.3 ^km/h	Overcast
10:52 PM	6.1 ^°C	-0.6 ^°C	62 ^%	1010.5 hPa	16.1 ^km	ESE (120°)	5.6 ^km/h	Overcast
11:52 PM	6.1 ^°C	0 ^°C	65 ^%	1010.2 hPa	16.1 ^km	SSE (150°)	9.3 ^km/h	Overcast

Hourly data recorded from KIAD, located 0 kilometers away from Reston, Virginia