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
2025 April 13, Sunday	17	16.1 61	752.8 29.64 1003.65 1003.65	761.3 29.97 1014.98 1014.98	-1.5 -0.06 -2 -2	38	Wind blowing from the north-west	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		50%. 5/10. 4 oktas								1500-2000 4921-6562			16.0 9.9	1.7 35
	14	14.4 58	754.3 29.7 1005.65 1005.65	762.8 30.03 1016.98 1016.98	-1.1 -0.04 -1.47 -1.47	44	Wind blowing from the north-northwest	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				7.2 45	14.4 58			1000-1500 3281-4921			16.0 9.9	2.2 36
	11	10.6 51	755.4 29.74 1007.12 1007.12	763.9 30.07 1018.45 1018.45	0.8 0.03 1.07 1.07	54	Wind blowing from the north-northwest	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)	12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft		50%. 5/10. 4 oktas								1000-1500 3281-4921			16.0 9.9	1.7 35
	08	7.2 45	754.6 29.71 1006.05 1006.05	763.0 30.04 1017.25 1017.25	1.0 0.04 1.33 1.33	66	Wind blowing from the north-west	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)	11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft		70 – 80%. 7/10 – 8/10. 6 oktas				7.2 45	11.7 53			1000-1500 3281-4921			16.0 9.9	1.1 34
	05	8.3 47	753.6 29.67 1004.72 1004.72	762.0 30 1015.92 1015.92	-0.3 -0.01 -0.4 -0.4	63	Wind blowing from the north-west	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)	12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft		100%. 10/10. 8 oktas								1000-1500 3281-4921			16.0 9.9	1.7 35
	02	8.3 47	753.9 29.68 1005.12 1005.12	762.2 30.01 1016.18 1016.18	0.0 0 0 0	71	Wind blowing from the north-west	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			100%. 10/10. 8 oktas				6.1 43	10.0 50			1000-1500 3281-4921			16.0 9.9	3.3 38	Trace of precipitation Trace of precipitation	6
April 12, Saturday	23	8.9 48	753.9 29.68 1005.12 1005.12	762.1 30 1016.05 1016.05	0.8 0.03 1.07 1.07	66	Wind blowing from the north-west	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			100%. 10/10. 8 oktas								1000-1500 3281-4921			16.0 9.9	2.8 37	Trace of precipitation Trace of precipitation	3
	20	10.0 50	753.1 29.65 1004.05 1004.05	761.4 29.98 1015.12 1015.12	0.8 0.03 1.07 1.07	61	Wind blowing from the north-northwest	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			100%. 10/10. 8 oktas				6.1 43	11.7 53			600-1000 1968-3281			16.0 9.9	2.8 37	Trace of precipitation Trace of precipitation	6
	17	10.6 51	752.3 29.62 1002.98 1002.98	760.7 29.95 1014.18 1014.18	-0.5 -0.02 -0.67 -0.67	61	Wind blowing from the north-northwest	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		70 – 80%. 7/10 – 8/10. 6 oktas								600-1000 1968-3281			16.0 9.9	3.3 38	Trace of precipitation Trace of precipitation	3