Weather archive in Seattle / Tacoma (airport)

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
2026 May 22, Friday	08	13.9 57	749.5 29.51 999.25 999.25	762.0 30 1015.92 1015.92	0.5 0.02 0.67 0.67	74	Wind blowing from the west-northwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			50%. 5/10. 4 oktas								2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	9.4 49
	05	12.2 54	749.0 29.49 998.58 998.58	761.6 29.98 1015.38 1015.38	-0.2 -0.01 -0.27 -0.27	75	Calm, no wind	Calm			20–30%. 2/10–3/10. 2 oktas				11.1 52	24.4 76			2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	7.8 46
	02	15.6 60	749.2 29.5 998.85 998.85	761.8 29.99 1015.65 1015.65	-0.6 -0.02 -0.8 -0.8	58	Wind blowing from the north-northeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			no clouds no clouds no clouds											16.0 9.9	7.2 45
May 21, Thursday	23	17.2 63	749.8 29.52 999.65 999.65	762.2 30.01 1016.18 1016.18	0.0 0 0 0	50	Wind blowing from the north	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			20–30%. 2/10–3/10. 2 oktas				11.1 52	24.4 76			2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	6.7 44
	20	20.6 69	749.8 29.52 999.65 999.65	762.4 30.02 1016.45 1016.45	-0.9 -0.04 -1.2 -1.2	41	Wind blowing from the north	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 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	6.7 44
	17	23.9 75	750.7 29.56 1000.85 1000.85	763.2 30.05 1017.52 1017.52	-1.3 -0.05 -1.73 -1.73	36	Wind blowing from the west-northwest	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			20–30%. 2/10–3/10. 2 oktas				11.1 52	24.4 76			2000-2500 6562-8202			16.0 9.9	7.8 46
	14	21.7 71	752.0 29.61 1002.58 1002.58	764.7 30.11 1019.52 1019.52	-1.3 -0.05 -1.73 -1.73	44	Wind blowing from the west-northwest	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas								2000-2500 6562-8202			16.0 9.9	8.9 48
	11	17.8 64	753.3 29.66 1004.32 1004.32	765.9 30.15 1021.12 1021.12	-0.7 -0.03 -0.93 -0.93	58		Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			50%. 5/10. 4 oktas				9.4 49	17.8 64			2500 or more, or no clouds. 8202 or more, or no clouds.			16.0 9.9	9.4 49
	08	13.9 57	754.0 29.69 1005.25 1005.25	766.6 30.18 1022.05 1022.05	0.5 0.02 0.67 0.67	69	Wind blowing from the north-northeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 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	8.3 47