Weather archive in Washington / Ronald Reagan (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 August 11, Tuesday	08	23.0 73	757.3 29.81 1009.65 1009.65		-2.0 -0.08 -2.67 -2.67	78	Calm, no wind	Calm			70 – 80%. 7/10 – 8/10. 6 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	19.0 66
	05	22.2 72	759.3 29.89 1012.32 1012.32	760.9 29.96 1014.45 1014.45	-0.3 -0.01 -0.4 -0.4	91	Wind blowing from the north-northwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			100%. 10/10. 8 oktas	Rain, not freezing, continuous, slight at time of observation.							1500-2000 4921-6562			16.0 9.9	20.6 69	Trace of precipitation Trace of precipitation	3
	02	22.2 72	759.6 29.91 1012.72 1012.72	761.2 29.97 1014.85 1014.85	-1.5 -0.06 -2 -2	87	Wind blowing from the south-southwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas				21.7 71	27.8 82			1500-2000 4921-6562			16.0 9.9	20.0 68
August 10, Monday	23	22.8 73	761.1 29.96 1014.72 1014.72	762.7 30.03 1016.85 1016.85	1.0 0.04 1.33 1.33	87	Wind blowing from the south-west	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas								1500-2000 4921-6562			16.0 9.9	20.6 69
	20	23.3 74	760.1 29.93 1013.38 1013.38	761.6 29.98 1015.38 1015.38	0.3 0.01 0.4 0.4	82	Wind blowing from the west-southwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas				22.8 73	33.9 93			300-600 984-1968			16.0 9.9	20.0 68	22.0 0.87	6
	17	26.7 80	759.8 29.91 1012.98 1012.98	761.4 29.98 1015.12 1015.12	0.0 0 0 0	67	Wind blowing from the north-northwest	Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft)	17 m/s 61 km/h 38 miles/hour 33 knots 7 Bft		70 – 80%. 7/10 – 8/10. 6 oktas	Thunderstorm, slight or moderate, without hail, but with rain and/or snow at time of observation.							600-1000 1968-3281			11.0 6.8	20.0 68
	14	32.8 91	759.8 29.91 1012.98 1012.98	761.6 29.98 1015.38 1015.38	-1.8 -0.07 -2.4 -2.4	50	Calm, no wind	Calm			50%. 5/10. 4 oktas				27.8 82	33.3 92			1500-2000 4921-6562			16.0 9.9	21.1 70
	11	31.1 88	761.6 29.98 1015.38 1015.38	763.3 30.05 1017.65 1017.65	0.2 0.01 0.27 0.27	52	Calm, no wind	Calm			20–30%. 2/10–3/10. 2 oktas								1000-1500 3281-4921			16.0 9.9	20.0 68
	08	27.8 82	761.4 29.98 1015.12 1015.12	762.9 30.04 1017.12 1017.12	1.1 0.04 1.47 1.47	69	Calm, no wind	Calm			50%. 5/10. 4 oktas				25.6 78	34.4 94			2500 or more, or no clouds. 8202 or more, or no clouds.			14.0 8.7	21.7 71