Fairfax 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 Fairfax

Sunrise: 05:48 AM Sunset: 08:38 PM	Moonrise: 12:18 PM Moonset: 12:09 AM	Max: 34.5 °c	Min: 26.2 °c	Avg: 28.9 °c	Precip: 22.12 mm	Max Wind: 19.1 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	26.4°c	26.3°c	26.7°c	28.2°c	32.4°c	34.5°c	30.0°c	26.9°c
Wind	4.0 kmph	12.6 kmph	13.7 kmph	17.6 kmph	16.2 kmph	11.9 kmph	5.8 kmph	5.4 kmph
Precip	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	3.33 mm	4.19 mm
Cloud	40%	37%	24%	49%	32%	8%	58%	100%
Humidity	89%	86%	82%	79%	67%	55%	71%	88%
Pressure	1012 mb	1011 mb	1011 mb	1011 mb	1010 mb	1008 mb	1009 mb	1011 mb

Fairfax 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	179 hours	87.37 mm / 3.44 In	7 days	1019 mb / 31 In
February	7°C / 45°F	-1°C / 31°F	3°C / 38°F	160 hours	104.82 mm / 4.13 In	7 days	1019 mb / 31 In
March	12°C / 54°F	3°C / 38°F	7°C / 45°F	168 hours	99.81 mm / 3.93 In	6 days	1018 mb / 31 In
April	18°C / 65°F	8°C / 47°F	13°C / 56°F	179 hours	116.87 mm / 4.60 In	7 days	1016 mb / 30 In
May	23°C / 74°F	14°C / 57°F	18°C / 65°F	181 hours	139.11 mm / 5.48 In	10 days	1016 mb / 30 In
June	29°C / 84°F	18°C / 65°F	23°C / 74°F	220 hours	134.59 mm / 5.30 In	10 days	1014 mb / 30 In
July	32°C / 89°F	21°C / 70°F	26°C / 79°F	234 hours	125.14 mm / 4.93 In	10 days	1015 mb / 30 In
August	30°C / 86°F	20°C / 69°F	25°C / 76°F	218 hours	119.11 mm / 4.69 In	10 days	1016 mb / 30 In
September	26°C / 79°F	17°C / 63°F	21°C / 70°F	204 hours	127.47 mm / 5.02 In	8 days	1017 mb / 31 In
October	20°C / 68°F	11°C / 52°F	15°C / 59°F	204 hours	107.09 mm / 4.22 In	6 days	1018 mb / 31 In
November	13°C / 55°F	5°C / 41°F	9°C / 47°F	218 hours	84.64 mm / 3.33 In	5 days	1021 mb / 31 In
December	8°C / 46°F	1°C / 34°F	4°C / 40°F	178 hours	120.37 mm / 4.74 In	7 days	1020 mb / 31 In

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