Weather archive in Portland (airport), Washington

To receive explanations, hover over the appropriate heading

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 December 9, Tuesday	07	8.9 48	765.7 30.15 1020.85 1020.85	766.2 30.17 1021.52 1021.52	1.1 0.04 1.47 1.47	93	Wind blowing from the west-northwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas	Rain, not freezing, continuous, moderate at time of observation.							1000-1500 3281-4921			6.0 3.7	7.8 46	9.0 0.35	3
	04	10.0 50	764.6 30.1 1019.38 1019.38	765.4 30.13 1020.45 1020.45	2.0 0.08 2.67 2.67	93	Wind blowing from the west-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, moderate at time of observation.			9.4 49	13.9 57			600-1000 1968-3281			6.0 3.7	8.9 48	20.0 0.79	6
	01	12.8 55	762.6 30.02 1016.72 1016.72	763.3 30.05 1017.65 1017.65	-0.3 -0.01 -0.4 -0.4	90	Wind blowing from the south-southwest	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)	12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft		100%. 10/10. 8 oktas	Rain, not freezing, continuous, slight at time of observation.							300-600 984-1968			14.0 8.7	11.1 52	6.0 0.24	3
December 8, Monday	22	13.3 56	762.9 30.04 1017.12 1017.12	763.3 30.05 1017.65 1017.65	0.0 0 0 0	87	Wind blowing from the south-southwest	Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft)	12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft		100%. 10/10. 8 oktas	Rain, not freezing, continuous, slight at time of observation.				13.9 57			300-600 984-1968			12.0 7.5	11.1 52	8.0 0.31	6
	19	13.3 56	762.9 30.04 1017.12 1017.12	763.4 30.06 1017.78 1017.78	-0.7 -0.03 -0.93 -0.93	87	Wind blowing from the south	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		100%. 10/10. 8 oktas	Rain, not freezing, continuous, slight at time of observation.							300-600 984-1968			16.0 9.9	11.1 52	0.8 0.03	3
	16	13.9 57	763.6 30.06 1018.05 1018.05	764.2 30.09 1018.85 1018.85	-0.5 -0.02 -0.67 -0.67	90	Wind blowing from the south-southwest	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)	13 m/s 47 km/h 29 miles/hour 25 knots 6 Bft		100%. 10/10. 8 oktas	Rain, not freezing, continuous, slight at time of observation.			9.4 49	13.9 57			300-600 984-1968			16.0 9.9	12.2 54	20.0 0.79	6
	13	13.9 57	764.1 30.08 1018.72 1018.72	764.8 30.11 1019.65 1019.65	0.0 0 0 0	90	Wind blowing from the south-southwest	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)	12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft		100%. 10/10. 8 oktas	Rain, not freezing, continuous, moderate at time of observation.							300-600 984-1968			6.0 3.7	12.2 54	11.0 0.43	3
	10	13.9 57	764.1 30.08 1018.72 1018.72	764.6 30.1 1019.38 1019.38	-0.3 -0.01 -0.4 -0.4	90	Wind blowing from the south-southwest	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)	12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft		100%. 10/10. 8 oktas	Rain, not freezing, continuous, slight at time of observation.			11.1 52	13.9 57			300-600 984-1968			8.0 5.0	12.2 54	4.0 0.16	6
	07	13.3 56	764.4 30.09 1019.12 1019.12	765.1 30.12 1020.05 1020.05	-2.2 -0.09 -2.93 -2.93	90	Wind blowing from the south	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			100%. 10/10. 8 oktas	Drizzle, not freezing, continuous, slight at time of observation.							200-300 656-984			9.0 5.6	11.7 53	0.3 0.01	3