Herndon Heights Weather History Virginia, United States of America

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Past date: Past date must be from 1st Jan, 2009 onwards.

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Daily and hourly data from 1 Jan 2009 onwards.
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Tue 01 Jul, 2025 Weather in Herndon Heights

Sunrise: 05:48 AM Sunset: 08:39 PM	Moonrise: 12:18 PM Moonset: 12:10 AM	Max: 34.8 °c	Min: 25.4 °c	Avg: 28.6 °c	Precip: 24.62 mm	Max Wind: 16.9 kph

	Tue 01 0:00 am	Tue 01 3:00 am	Tue 01 6:00 am	Tue 01 9:00 am	Tue 01 12:00 pm	Tue 01 3:00 pm	Tue 01 6:00 pm	Tue 01 9:00 pm
Icon
Temp	25.5°c	25.4°c	26.0°c	28.0°c	32.7°c	34.7°c	29.8°c	26.4°c
Wind	1.1 kmph	10.8 kmph	13.0 kmph	16.9 kmph	14.4 kmph	12.6 kmph	6.1 kmph	5.8 kmph
Precip	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	4.10 mm	4.10 mm
Cloud	37%	25%	22%	41%	31%	12%	59%	94%
Humidity	91%	88%	82%	78%	65%	55%	73%	88%
Pressure	1012 mb	1011 mb	1011 mb	1011 mb	1010 mb	1008 mb	1009 mb	1011 mb

Herndon Heights Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	5°C / 40°F	-3°C / 27°F	1°C / 33°F	170 hours	84.31 mm / 3.32 In	7 days	1019 mb / 31 In
February	7°C / 45°F	-1°C / 29°F	3°C / 37°F	151 hours	104.66 mm / 4.12 In	7 days	1019 mb / 31 In
March	12°C / 54°F	2°C / 36°F	7°C / 45°F	160 hours	96.29 mm / 3.79 In	7 days	1018 mb / 31 In
April	18°C / 65°F	8°C / 46°F	13°C / 55°F	170 hours	115.19 mm / 4.54 In	7 days	1016 mb / 30 In
May	23°C / 74°F	13°C / 56°F	18°C / 64°F	175 hours	141.64 mm / 5.58 In	10 days	1016 mb / 30 In
June	29°C / 84°F	18°C / 64°F	23°C / 73°F	213 hours	132.31 mm / 5.21 In	10 days	1014 mb / 30 In
July	32°C / 89°F	21°C / 69°F	26°C / 78°F	230 hours	122.00 mm / 4.80 In	10 days	1015 mb / 30 In
August	30°C / 86°F	20°C / 68°F	24°C / 76°F	213 hours	112.43 mm / 4.43 In	11 days	1016 mb / 30 In
September	26°C / 79°F	16°C / 61°F	21°C / 69°F	199 hours	128.90 mm / 5.07 In	8 days	1018 mb / 31 In
October	20°C / 67°F	10°C / 50°F	15°C / 58°F	199 hours	107.24 mm / 4.22 In	6 days	1018 mb / 31 In
November	13°C / 55°F	4°C / 39°F	8°C / 46°F	209 hours	87.48 mm / 3.44 In	5 days	1021 mb / 31 In
December	8°C / 46°F	0°C / 33°F	4°C / 39°F	170 hours	117.90 mm / 4.64 In	7 days	1020 mb / 31 In

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