Weather archive in Washington / Dulles (airport)

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Date / Local time		T	Po	P	Pa	U	DD	Ff	ff10	ff3	N	WW	W1	W2	Tn	Tx	Cl	Nh	H	Cm	Ch	VV	Td	RRR	tR	E	Tg	E'	sss
2026 May 5, Tuesday	02	16.7 62	749.6 29.51 999.38 999.38	757.9 29.84 1010.45 1010.45	-0.2 -0.01 -0.27 -0.27	60	Wind blowing from the south	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			no clouds no clouds no clouds				6.7 44	22.2 72						16.0 9.9	8.9 48
May 4, Monday	23	18.9 66	749.8 29.52 999.65 999.65	757.9 29.84 1010.45 1010.45	0.7 0.03 0.93 0.93	50	Wind blowing from the south-southwest	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			no clouds no clouds no clouds											16.0 9.9	8.3 47
	20	22.2 72	749.1 29.49 998.72 998.72	757.2 29.81 1009.52 1009.52	0.3 0.01 0.4 0.4	37	Wind blowing from the south-southwest	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)	9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft		70 – 80%. 7/10 – 8/10. 6 oktas				6.7 44	25.6 78			2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	6.7 44
	17	25.0 77	748.8 29.48 998.32 998.32	756.9 29.8 1009.12 1009.12	-1.8 -0.07 -2.4 -2.4	28	Wind blowing from the south	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)	11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft		50%. 5/10. 4 oktas								2000-2500 6562-8202			16.0 9.9	5.0 41
	14	23.3 74	750.6 29.55 1000.72 1000.72	758.9 29.88 1011.78 1011.78	-1.7 -0.07 -2.27 -2.27	29	Wind blowing from the south	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)	10 m/s 36 km/h 22 mph 19 knots 5 Bft		50%. 5/10. 4 oktas				10.6 51	23.3 74			1500-2000 4921-6562			16.0 9.9	4.4 40
	11	18.9 66	752.3 29.62 1002.98 1002.98	760.5 29.94 1013.92 1013.92	-0.8 -0.03 -1.07 -1.07	33	Wind blowing from the south	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			20–30%. 2/10–3/10. 2 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	2.2 36
	08	10.6 51	753.1 29.65 1004.05 1004.05	761.3 29.97 1014.98 1014.98	0.0 0 0 0	59	Wind blowing from the south	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			20–30%. 2/10–3/10. 2 oktas				5.0 41	17.2 63			2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	2.8 37
	05	10.0 50	753.1 29.65 1004.05 1004.05	761.5 29.98 1015.25 1015.25	-0.5 -0.02 -0.67 -0.67	54	Wind blowing from the south-southeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	1.1 34
	02	6.7 44	753.6 29.67 1004.72 1004.72	761.9 30 1015.78 1015.78	0.2 0.01 0.27 0.27	73	Calm, no wind	Calm			70 – 80%. 7/10 – 8/10. 6 oktas				4.4 40	15.0 59			2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	2.2 36