Fairfax Weather History Virginia, United States of America

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Sun 12 Oct, 2025 Weather in Fairfax

Sunrise: 07:16 AM Sunset: 06:34 PM	Moonrise: 10:56 PM Moonset: 01:55 PM	Max: 17.3 °c	Min: 14.4 °c	Avg: 16.1 °c	Precip: 4.40 mm	Max Wind: 25.6 kph

	Sun 12 0:00 am	Sun 12 3:00 am	Sun 12 6:00 am	Sun 12 9:00 am	Sun 12 12:00 pm	Sun 12 3:00 pm	Sun 12 6:00 pm	Sun 12 9:00 pm
Icon
Temp	16.8°c	17.2°c	17.2°c	16.7°c	16.4°c	15.7°c	14.8°c	14.4°c
Wind	14.0 kmph	15.5 kmph	16.6 kmph	16.9 kmph	21.6 kmph	20.9 kmph	23.4 kmph	22.0 kmph
Precip	0.70 mm	0.70 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm
Cloud	100%	100%	100%	100%	100%	100%	100%	100%
Humidity	94%	95%	92%	86%	81%	82%	84%	85%
Pressure	1015 mb	1014 mb	1014 mb	1013 mb	1013 mb	1012 mb	1013 mb	1013 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	229 hours	143.79 mm / 5.66 In	10 days	1015 mb / 30 In
August	30°C / 86°F	20°C / 69°F	25°C / 76°F	216 hours	120.88 mm / 4.76 In	10 days	1016 mb / 30 In
September	26°C / 79°F	17°C / 63°F	21°C / 70°F	202 hours	135.39 mm / 5.33 In	7 days	1018 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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