Reston Weather History Virginia, United States of America

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Daily and hourly data from 1 Jan 2009 onwards.
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Wed 18 Jun, 2025 Weather in Reston

Sunrise: 05:44 AM Sunset: 08:38 PM	Moonrise: 12:59 AM Moonset: 01:03 PM	Max: 35.8 °c	Min: 23.0 °c	Avg: 28.1 °c	Precip: 21.71 mm	Max Wind: 11.2 kph

	Wed 18 0:00 am	Wed 18 3:00 am	Wed 18 6:00 am	Wed 18 9:00 am	Wed 18 12:00 pm	Wed 18 3:00 pm	Wed 18 6:00 pm	Wed 18 9:00 pm
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Temp	23.5°c	23.1°c	23.5°c	29.3°c	35.0°c	32.9°c	29.6°c	27.6°c
Wind	6.5 kmph	5.4 kmph	5.0 kmph	5.0 kmph	11.2 kmph	10.1 kmph	11.2 kmph	5.4 kmph
Precip	1.28 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	1.82 mm	2.87 mm	1.05 mm
Cloud	70%	100%	91%	41%	5%	86%	81%	74%
Humidity	99%	99%	96%	77%	56%	63%	74%	77%
Pressure	1013 mb	1013 mb	1013 mb	1013 mb	1012 mb	1011 mb	1011 mb	1012 mb

Reston Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	5°C / 41°F	-2°C / 28°F	1°C / 34°F	173 hours	83.87 mm / 3.30 In	7 days	1019 mb / 31 In
February	7°C / 45°F	-1°C / 30°F	3°C / 37°F	154 hours	103.06 mm / 4.06 In	7 days	1019 mb / 31 In
March	12°C / 54°F	3°C / 37°F	7°C / 45°F	164 hours	99.09 mm / 3.90 In	7 days	1018 mb / 31 In
April	18°C / 65°F	8°C / 46°F	13°C / 55°F	174 hours	114.21 mm / 4.50 In	7 days	1016 mb / 30 In
May	24°C / 74°F	13°C / 56°F	18°C / 65°F	180 hours	117.16 mm / 4.61 In	10 days	1016 mb / 30 In
June	29°C / 84°F	18°C / 64°F	23°C / 74°F	218 hours	115.58 mm / 4.55 In	10 days	1014 mb / 30 In
July	32°C / 89°F	21°C / 70°F	26°C / 79°F	232 hours	129.39 mm / 5.09 In	11 days	1015 mb / 30 In
August	30°C / 86°F	20°C / 68°F	25°C / 77°F	212 hours	119.85 mm / 4.72 In	11 days	1016 mb / 30 In
September	26°C / 79°F	17°C / 62°F	21°C / 70°F	201 hours	130.82 mm / 5.15 In	8 days	1018 mb / 31 In
October	20°C / 68°F	11°C / 51°F	15°C / 59°F	201 hours	106.84 mm / 4.21 In	6 days	1018 mb / 31 In
November	13°C / 55°F	4°C / 40°F	8°C / 47°F	209 hours	85.42 mm / 3.36 In	5 days	1021 mb / 31 In
December	8°C / 46°F	1°C / 34°F	4°C / 39°F	173 hours	117.24 mm / 4.62 In	7 days	1020 mb / 31 In

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