Weather archive in Portland (airport), Washington

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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 September 20, Sunday	17	24.4 76	759.8 29.91 1012.98 1012.98	760.5 29.94 1013.92 1013.92	-1.8 -0.07 -2.4 -2.4	48	Wind blowing from the north-west	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			no clouds no clouds no clouds				12.8 55	25.0 77						14.0 8.7	12.8 55
	14	21.7 71	761.6 29.98 1015.38 1015.38	762.2 30.01 1016.18 1016.18	-1.7 -0.07 -2.27 -2.27	57	Wind blowing from the west-northwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			20–30%. 2/10–3/10. 2 oktas								300-600 984-1968			16.0 9.9	12.8 55
	11	15.6 60	763.3 30.05 1017.65 1017.65	763.8 30.07 1018.32 1018.32	0.0 0 0 0	84		Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas				12.8 55	16.1 61			300-600 984-1968			11.0 6.8	12.8 55
	08	13.3 56	763.3 30.05 1017.65 1017.65	764.0 30.08 1018.58 1018.58	0.2 0.01 0.27 0.27	93		Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas	Mist.							100-200 328-656			3.2 2.0	12.2 54
	05	13.3 56	763.1 30.04 1017.38 1017.38	763.6 30.06 1018.05 1018.05	0.2 0.01 0.27 0.27	93	Wind blowing from the north-northwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			no clouds no clouds no clouds				12.8 55	23.3 74						14.0 8.7	12.2 54
	02	15.0 59	762.9 30.04 1017.12 1017.12	763.4 30.06 1017.78 1017.78	0.3 0.01 0.4 0.4	87	Calm, no wind	Calm			no clouds no clouds no clouds											16.0 9.9	12.8 55
September 19, Saturday	23	16.1 61	762.6 30.02 1016.72 1016.72	763.2 30.05 1017.52 1017.52	0.2 0.01 0.27 0.27	84	Calm, no wind	Calm			no clouds no clouds no clouds				10.6 51	23.3 74						16.0 9.9	13.3 56
	20	19.4 67	762.4 30.02 1016.45 1016.45	762.9 30.04 1017.12 1017.12	-0.2 -0.01 -0.27 -0.27	66	Calm, no wind	Calm			20–30%. 2/10–3/10. 2 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	12.8 55
	17	22.2 72	762.6 30.02 1016.72 1016.72	763.2 30.05 1017.52 1017.52	-1.5 -0.06 -2 -2	55	Wind blowing from the west	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			50%. 5/10. 4 oktas				10.6 51	22.8 73			2500 or more, or no clouds. 8202 or more, or no clouds.			14.0 8.7	12.8 55